CWE-134 · Use of Externally-Controlled Format String

400 CVEs classified under CWE-134 (Use of Externally-Controlled Format String). Browse by severity and year.

Top CVEs for CWE-134
CVESeverityScorePublishedSummary
CVE-2026-50211Critical9.82026-06-04Leftover engineering diagnostics and factory-level diagnostic software remain exposed on retail builds, giving malicious apps write privileges to internal NVRA…
CVE-2023-53966Critical9.82025-12-22SOUND4 LinkAndShare Transmitter 1.1.2 contains a format string vulnerability that allows attackers to trigger memory stack overflows through maliciously crafte…
CVE-2025-40600Critical9.82025-07-29Use of Externally-Controlled Format String vulnerability in the SonicOS SSL VPN interface allows a remote unauthenticated attacker to cause service disruption.
CVE-2025-46121Critical9.82025-07-21An issue was discovered in CommScope Ruckus Unleashed prior to 200.15.6.212.14 and 200.17.7.0.139, where the functions `stamgr_cfg_adpt_addStaFavourite` and `s…
CVE-2024-23113Critical9.82024-02-15A use of externally-controlled format string in Fortinet FortiOS versions 7.4.0 through 7.4.2, 7.2.0 through 7.2.6, 7.0.0 through 7.0.13, FortiProxy versions 7…
CVE-2023-5746Critical9.82023-10-25A vulnerability regarding use of externally-controlled format string is found in the cgi component. This allows remote attackers to execute arbitrary code via…
CVE-2023-35087Critical9.82023-07-21 It is identified a format string vulnerability in ASUS RT-AX56U V2 & RT-AC86U. This vulnerability is caused by lacking validation for a specific value when ca…
CVE-2022-3023Critical9.82022-11-04Use of Externally-Controlled Format String in GitHub repository pingcap/tidb prior to 6.4.0, 6.1.3.
CVE-2022-35877Critical9.82022-10-25Four format string injection vulnerabilities exist in the XCMD testWifiAP functionality of Abode Systems, Inc. iota All-In-One Security Kit 6.9X and 6.9Z. Spec…
CVE-2022-35876Critical9.82022-10-25Four format string injection vulnerabilities exist in the XCMD testWifiAP functionality of Abode Systems, Inc. iota All-In-One Security Kit 6.9X and 6.9Z. Spec…
CVE-2022-35875Critical9.82022-10-25Four format string injection vulnerabilities exist in the XCMD testWifiAP functionality of Abode Systems, Inc. iota All-In-One Security Kit 6.9X and 6.9Z. Spec…
CVE-2022-35874Critical9.82022-10-25Four format string injection vulnerabilities exist in the XCMD testWifiAP functionality of Abode Systems, Inc. iota All-In-One Security Kit 6.9X and 6.9Z. Spec…
CVE-2022-35244Critical9.82022-10-25A format string injection vulnerability exists in the XCMD getVarHA functionality of abode systems, inc. iota All-In-One Security Kit 6.9X and 6.9Z. A speciall…
CVE-2022-33938Critical9.82022-10-25A format string injection vulnerability exists in the ghome_process_control_packet functionality of Abode Systems, Inc. iota All-In-One Security Kit 6.9Z and 6…
CVE-2022-34747Critical9.82022-09-06A format string vulnerability in Zyxel NAS326 firmware versions prior to V5.21(AAZF.12)C0 could allow an attacker to achieve unauthorized remote code execution…
CVE-2022-26674Critical9.82022-04-22ASUS RT-AX88U has a Format String vulnerability, which allows an unauthenticated remote attacker to write to arbitrary memory address and perform remote arbitr…
CVE-2022-27177Critical9.82022-04-01A Python format string issue leading to information disclosure and potentially remote code execution in ConsoleMe for all versions prior to 1.2.2
CVE-2021-42911Critical9.82022-03-29A Format String vulnerability exists in DrayTek Vigor 2960 <= 1.5.1.3, DrayTek Vigor 3900 <= 1.5.1.3, and DrayTek Vigor 300B <= 1.5.1.3 in the mainfunction.cgi…
CVE-2021-41193Critical9.82022-03-01wire-avs is the audio visual signaling (AVS) component of Wire, an open-source messenger. A remote format string vulnerability in versions prior to 7.1.12 allo…
CVE-2021-36161Critical9.82021-09-09Some component in Dubbo will try to print the formated string of the input arguments, which will possibly cause RCE for a maliciously customized bean with spec…
All CVEs classified under CWE-134 — newest first (page 1 of 4)
CVESeverityScorePublishedSummary
CVE-2026-12004High8.72026-08-12IBM Security Verify Access 10.0 through 10.0.9.2 and IBM Verify Identity Access 11.0 through 11.0.3 and IBM Verify Identity Access Container 11.0 through 11.0…
CVE-2026-67244High7.22026-07-30A format string vulnerability was found in the Notification OAuth settings of ADM. The vulnerability occurs because user-controlled notification configuration…
CVE-2026-18188High8.12026-07-30A format string vulnerability was found in the Rsync Backup on the ADM. The vulnerability occurs because user-controlled rsync backup configuration or log data…
CVE-2026-18187High8.12026-07-30A format string vulnerability was found in the Internal Backup on the ADM. The vulnerability occurs because user-controlled task input may be included in an er…
CVE-2026-18186High8.12026-07-30A stored format string vulnerability was found in the FTP Backup on the ADM. The vulnerability occurs because user-controlled backup configuration data may be…
CVE-2026-6390Medium6.82026-07-23A flaw was found in GNU nano's multi-buffer error message handling. When a user opens multiple files at startup and one triggers an ALERT-level error, a specia…
CVE-2024-58366High8.52026-07-18SurrealDB before 1.1.1 contains a format string vulnerability in the rquickjs Exception::throw_type function when scripting is enabled. Attackers with scriptin…
CVE-2026-15809High7.82026-07-15A flaw was found in CRI-O. The fix for a previous vulnerability (CVE-2022-4318) was incorrect, allowing it to be bypassed. An attacker capable of setting envir…
CVE-2026-15680High7.52026-07-13Lorex 2K Indoor Wi-Fi Security Camera CDeviceOperator Format String Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers t…
CVE-2026-46465Medium5.52026-07-03Dell PowerProtect Data Domain, versions 7.7.1.0 through 8.7, LTS2026 release version 8.6.1.0 through 8.6.1.10, LTS2025 release version 8.3.1.0 through 8.3.1.30…
CVE-2026-57877High8.62026-06-26An unauthenticated format string vulnerability exists in vlsvr in GeoVision GV-LPC2011 and GV-LPC2211 V1.12 and earlier. The vulnerability is caused by imprope…
CVE-2026-108282026-06-16A format string vulnerability has been found in the "alias" parameter of the Serial Param configuration page in the NPort W2150A-W4/W2250A-W4 Series version 1…
CVE-2025-10262Medium6.32026-06-16Nokia SR Linux is vulnerable to local privilege escalation vulnerability due to unsanitized format validation. Successful exploitation of this vulnerability ma…
CVE-2026-12174High8.82026-06-13A security vulnerability has been detected in D-Link DCS-935L 1.10.01. This issue affects the function snprintf of the file /web/cgi-bin/greece/rhea of the com…
CVE-2026-6250High8.12026-06-11An authenticated format string vulnerability exists in the ONVIF service of Tapo C110 v2 due to improper handling of user-controlled input.  Externally control…
CVE-2026-62422026-06-06An authenticated format string vulnerability exists in the ONVIF Subscribe service in Tapo C520WS v2 due to improper handling of externally supplied parameters…
CVE-2026-62412026-06-06An authenticated format string vulnerability is present in the ONVIF AddScopes in Tapo C520WS v2, where user-controlled input is improperly passed to formattin…
CVE-2026-50211Critical9.82026-06-04Leftover engineering diagnostics and factory-level diagnostic software remain exposed on retail builds, giving malicious apps write privileges to internal NVRA…
CVE-2026-7835Low3.12026-05-21A format string argument mismatch in Netatalk 3.0.3 through 4.4.2 allows a remote authenticated attacker to cause a minor denial of service via crafted input t…
CVE-2026-6474Medium4.32026-05-14Externally-controlled format string in PostgreSQL timeofday() function allows an attacker to retrieve portions of server memory, via crafted timezone zones. V…
CVE-2026-44407Medium4.72026-05-07A remote denial-of-service vulnerability exists in the ZTE Cloud PC client uSmartview, which may lead to memory corruption and remote denial of service.
CVE-2026-6539Medium4.42026-04-30Notepad++ 8.9.3 contains a format string injection vulnerability in the Find Results panel handler that allows attackers to cause denial of service and informa…
CVE-2026-3008Medium6.62026-04-27Successful exploitation of the string injection vulnerability could allow an attacker to obtain memory address information or crash the application.
CVE-2026-6843Medium5.52026-04-22A flaw was found in nano. A local user could exploit a format string vulnerability in the `statusline()` function. By creating a directory with a name containi…
CVE-2026-3509High7.52026-03-24An unauthenticated remote attacker may be able to control the format string of messages processed by the Audit Log of the CODESYS Control runtime system, poten…
CVE-2026-33210Critical9.12026-03-20Ruby JSON is a JSON implementation for Ruby. From version 2.14.0 to before versions 2.15.2.1, 2.17.1.2, and 2.19.2, a format string injection vulnerability can…
CVE-2025-68648High7.22026-03-10A use of externally-controlled format string vulnerability in Fortinet FortiAnalyzer 7.6.0 through 7.6.4, FortiAnalyzer 7.4.0 through 7.4.7, FortiAnalyzer 7.2…
CVE-2026-0400Medium4.92026-02-24A post-authentication Format String vulnerability in SonicOS allows a remote attacker to crash a firewall.
CVE-2025-30269High8.12026-02-11A use of externally-controlled format string vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then…
CVE-2025-64157Medium6.72026-02-10A use of externally-controlled format string vulnerability in Fortinet FortiOS 7.6.0 through 7.6.4, FortiOS 7.4.0 through 7.4.9, FortiOS 7.2.0 through 7.2.11…
CVE-2026-21640Low2.72026-01-20HackerOne community member Faraz Ahmed (PakCyberbot) has reported a format string injection in the Revive Adserver settings. When specific character combinatio…
CVE-2025-68949Medium5.32026-01-13n8n is an open source workflow automation platform. From 1.36.0 to before 2.2.0, the Webhook node’s IP whitelist validation performed partial string matching i…
CVE-2026-22190High7.52026-01-07The egg-mkfont utility in Panda3D versions up to and including 1.10.16 contains an uncontrolled format string vulnerability. The -gp (glyph pattern) command-li…
CVE-2025-53591Medium6.52026-01-02A use of externally-controlled format string vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an ad…
CVE-2023-53966Critical9.82025-12-22SOUND4 LinkAndShare Transmitter 1.1.2 contains a format string vulnerability that allows attackers to trigger memory stack overflows through maliciously crafte…
CVE-2025-52666Low2.72025-11-20Improper neutralisation of format characters in the settings of Revive Adserver 5.5.2 and 6.0.1 and earlier versions causes an administrator user to disable th…
CVE-2025-48826High8.82025-10-07A format string vulnerability exists in the formPingCmd functionality of Planet WGR-500 v1.3411b190912. A specially crafted series of HTTP requests can lead to…
CVE-2025-53407Medium6.52025-10-03A use of externally-controlled format string vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an ad…
CVE-2025-53406Medium6.52025-10-03A use of externally-controlled format string vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an ad…
CVE-2025-52429Medium6.52025-10-03A use of externally-controlled format string vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an ad…
CVE-2025-48730Medium6.52025-10-03A use of externally-controlled format string vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an ad…
CVE-2025-36202High7.52025-09-22IBM webMethods Integration 10.15 and 11.1 could allow an authenticated user with required execute Services to execute commands on the system due to the imprope…
CVE-2010-100172025-08-30WM Downloader version 3.1.2.2 is vulnerable to a buffer overflow when processing a specially crafted .m3u playlist file. The application fails to properly vali…
CVE-2025-55298High7.52025-08-26ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to ImageMagick versions 6.9.13-28 and 7.1.2-2, a format st…
CVE-2011-100292025-08-20Solar FTP Server fails to properly handle format strings passed to the USER command. When a specially crafted string containing format specifiers is sent, the…
CVE-2012-100552025-08-13ComSndFTP FTP Server version 1.3.7 Beta contains a format string vulnerability in its handling of the USER command. By sending a specially crafted username con…
CVE-2025-40600Critical9.82025-07-29Use of Externally-Controlled Format String vulnerability in the SonicOS SSL VPN interface allows a remote unauthenticated attacker to cause service disruption.
CVE-2025-46123High7.22025-07-21An issue was discovered in CommScope Ruckus Unleashed prior to 200.15.6.212.14 and 200.17.7.0.139, and in Ruckus ZoneDirector prior to 10.5.1.0.279, where the…
CVE-2025-46121Critical9.82025-07-21An issue was discovered in CommScope Ruckus Unleashed prior to 200.15.6.212.14 and 200.17.7.0.139, where the functions `stamgr_cfg_adpt_addStaFavourite` and `s…
CVE-2025-22482High8.12025-06-06A use of externally-controlled format string vulnerability has been reported to affect Qsync Central. If exploited, the vulnerability could allow remote attack…
CVE-2025-48388Medium6.52025-05-29FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.178, the application performs insufficient validation of user-supplied data…
CVE-2024-45324High7.22025-03-11A use of externally-controlled format string vulnerability [CWE-134] in FortiOS version 7.4.0 through 7.4.4, version 7.2.0 through 7.2.9, version 7.0.0 through…
CVE-2024-55156Medium5.52025-02-21An XML External Entity (XXE) vulnerability in the deserializeArgs() method of Java SDK for CloudEvents v4.0.1 allows attackers to access sensitive information…
CVE-2023-40721Medium6.72025-02-11A use of externally-controlled format string vulnerability [CWE-134] vulnerability in Fortinet allows a privileged attacker to execute arbitrary code or comma…
CVE-2025-24359High8.42025-01-24ASTEVAL is an evaluator of Python expressions and statements. Prior to version 1.0.6, if an attacker can control the input to the `asteval` library, they can b…
CVE-2024-12805High7.22025-01-09A post-authentication format string vulnerability in SonicOS management allows a remote attacker to crash a firewall and potentially leads to code execution.
CVE-2024-50403High7.22024-12-06A use of externally-controlled format string vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability…
CVE-2024-50402High7.22024-12-06A use of externally-controlled format string vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability…
CVE-2024-42330Critical9.12024-11-27The HttpRequest object allows to get the HTTP headers from the server's response after sending the request. The problem is that the returned strings are create…
CVE-2024-50401High7.22024-11-22A use of externally-controlled format string vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability…
CVE-2024-50400High7.22024-11-22A use of externally-controlled format string vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability…
CVE-2024-50399High7.22024-11-22A use of externally-controlled format string vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability…
CVE-2024-50398High7.22024-11-22A use of externally-controlled format string vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability…
CVE-2024-50397High8.82024-11-22A use of externally-controlled format string vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability…
CVE-2024-50396High8.82024-11-22A use of externally-controlled format string vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability…
CVE-2024-91292024-10-22In versions of Zend Server 8.5 and prior to version 9.2 a format string injection was discovered. Reported by Dylan Marino
CVE-2024-45330High7.22024-10-08A use of externally-controlled format string in Fortinet FortiAnalyzer versions 7.4.0 through 7.4.3, 7.2.2 through 7.2.5 allows attacker to escalate its privil…
CVE-2024-39529High7.52024-07-11A Use of Externally-Controlled Format String vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS on SRX Series allows an unauthent…
CVE-2024-4641Medium6.32024-06-25OnCell G3470A-LTE Series firmware versions v1.7.7 and prior have been identified as vulnerable due to accepting a format string from an external source as an a…
CVE-2024-6145High8.82024-06-19Actiontec WCB6200Q Cookie Format String Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on…
CVE-2024-35845Critical9.12024-05-17In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: dbg-tlv: ensure NUL termination The iwl_fw_ini_debug_info_tlv is used as a…
CVE-2023-45583Medium6.72024-05-14A use of externally-controlled format string vulnerability in Fortinet FortiOS 7.4.0, FortiOS 7.2.0 through 7.2.5, FortiOS 7.0 all versions, FortiOS 6.4 all ve…
CVE-2023-36640Medium6.72024-05-14A use of externally-controlled format string vulnerability in Fortinet FortiOS 7.4.0, FortiOS 7.2.0 through 7.2.5, FortiOS 7.0 all versions, FortiOS 6.4 all ve…
CVE-2021-34970Medium5.52024-05-07Foxit PDF Reader print Method Use of Externally-Controlled Format String Information Disclosure Vulnerability. This vulnerability allows remote attackers to di…
CVE-2024-23914Medium5.72024-05-03Use of Externally-Controlled Format String vulnerability in Merge DICOM Toolkit C/C++ on Windows. When MC_Open_Association() function is used to open DICOM As…
CVE-2024-31837High8.42024-04-30DMitry (Deepmagic Information Gathering Tool) 1.3a has a format-string vulnerability, with a threat model similar to CVE-2017-7938.
CVE-2023-48784Medium6.72024-04-09A use of externally-controlled format string vulnerability [CWE-134] in FortiOS version 7.4.1 and below, version 7.2.7 and below, 7.0 all versions, 6.4 all ver…
CVE-2023-41842Medium6.72024-03-12A use of externally-controlled format string vulnerability [CWE-134] vulnerability in Fortinet allows a privileged attacker to execute unauthorized code or co…
CVE-2023-29181High8.82024-02-22A use of externally-controlled format string in Fortinet FortiOS 7.2.0 through 7.2.4, 7.0.0 through 7.0.11, 6.4.0 through 6.4.12, 6.2.0 through 6.2.14, 6.0.0 t…
CVE-2023-6764High8.12024-02-20 A format string vulnerability in a function of the IPSec VPN feature in Zyxel ATP series firmware versions from 4.32 through 5.37 Patch 1, USG FLEX…
CVE-2023-6399Medium5.72024-02-20A format string vulnerability in Zyxel ATP series firmware versions from 4.32 through 5.37 Patch 1, USG FLEX series firmware versions from 4.50 through 5.37 Pa…
CVE-2024-23113Critical9.82024-02-15A use of externally-controlled format string in Fortinet FortiOS versions 7.4.0 through 7.4.2, 7.2.0 through 7.2.6, 7.0.0 through 7.0.13, FortiProxy versions 7…
CVE-2023-24590High7.52023-12-18 A format string issue in the Controller 6000's optional diagnostic web interface can be used to write/read from memory, and in some instances crash the Cont…
CVE-2023-36639High7.22023-12-13A use of externally-controlled format string in Fortinet FortiProxy versions 7.2.0 through 7.2.4, 7.0.0 through 7.0.10, FortiOS versions 7.4.0, 7.2.0 through 7…
CVE-2023-48221High7.32023-11-20wire-avs provides Audio, Visual, and Signaling (AVS) functionality sure the secure messaging software Wire. Prior to versions 9.2.22 and 9.3.5, a remote format…
CVE-2023-5746Critical9.82023-10-25A vulnerability regarding use of externally-controlled format string is found in the cgi component. This allows remote attackers to execute arbitrary code via…
CVE-2022-26941Critical9.62023-10-19A format string vulnerability exists in Motorola MTM5000 series firmware AT command handler for the AT+CTGL command. An attacker-controllable string is imprope…
CVE-2023-41349High8.82023-09-18 ASUS router RT-AX88U has a vulnerability of using externally controllable format strings within its Advanced Open VPN function. An authenticated remote attack…
CVE-2023-39240High7.22023-09-07 It is identified a format string vulnerability in ASUS RT-AX56U V2’s iperf client function API. This vulnerability is caused by lacking validation for a speci…
CVE-2023-39239High7.22023-09-07 It is identified a format string vulnerability in ASUS RT-AX56U V2’s General function API. This vulnerability is caused by lacking validation for a specific v…
CVE-2023-39238High7.22023-09-07 It is identified a format string vulnerability in ASUS RT-AX56U V2. This vulnerability is caused by lacking validation for a specific value within its set_ipe…
CVE-2023-4746High8.82023-09-04A vulnerability classified as critical has been found in TOTOLINK N200RE V5 9.3.5u.6437_B20230519. This affects the function Validity_check. The manipulation l…
CVE-2023-35087Critical9.82023-07-21 It is identified a format string vulnerability in ASUS RT-AX56U V2 & RT-AC86U. This vulnerability is caused by lacking validation for a specific value when ca…
CVE-2023-35086High7.22023-07-21 It is identified a format string vulnerability in ASUS RT-AX56U V2 & RT-AC86U. This vulnerability is caused by directly using input as a format string when ca…
CVE-2023-33011High8.82023-07-17A format string vulnerability in the Zyxel ATP series firmware versions 5.10 through 5.36 Patch 2, USG FLEX series firmware versions 5.00 through 5.36 Patch 2…
CVE-2022-43953Medium6.72023-06-13A use of externally-controlled format string in Fortinet FortiOS version 7.2.0 through 7.2.4, FortiOS all versions 7.0, FortiOS all versions 6.4, FortiOS all v…
CVE-2023-2186High8.22023-06-07On Triangle MicroWorks' SCADA Data Gateway version <= v5.01.03, an unauthenticated attacker can send a specially crafted broadcast message including format str…
CVE-2023-21497Medium4.42023-05-04Use of externally-controlled format string vulnerability in mPOS TUI trustlet prior to SMR May-2023 Release 1 allows local attackers to access the memory addre…
CVE-2023-22923Medium6.52023-05-01A format string vulnerability in a binary of the Zyxel NBG-418N v2 firmware versions prior to V1.00(AARP.14)C0 could allow a remote authenticated attacker to c…
CVE-2023-25492Medium6.32023-05-01A valid, authenticated user may be able to trigger a denial of service of the XCC web user interface or other undefined behavior through a format string inject…