Buffer overflow in Trendnet Tv-Ip751wic
CVE-2026-75877
A flaw has been found in TRENDnet TV-IP751WIC 11.03.03. This vulnerability affects the function SystemNetworkChanged/SystemDDNSChanged/SystemEmailChanged/SystemFTPChanged/websCheckRealm/FUN_00432574/FUN_0043372C of the component alphapd. Executing a manipulation can lead to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been published and may be used.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.009 (56.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 56.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.009 · change: +0.002
Affected products
- Trendnet Tv-Ip751wic — versions 11.03.03
Weakness classification (CWE)
References
- vuldb.com/vuln/391571 (technical-description, vdb-entry)
- vuldb.com/vuln/391571/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-75877 (third-party-advisory)
- vuldb.com/submit/877795 (third-party-advisory)
- github.com/meishigana/CVE/tree/main/team15_20260702/09_751wic-apd-password-over… (related)
- github.com/meishigana/CVE/blob/main/team15_20260702/09_751wic-apd-password-over… (exploit)
Frequently asked questions
- What is CVE-2026-75877?
- CVE-2026-75877 is a critical-severity vulnerability in Trendnet Tv-Ip751wic, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.9/10. Published 2026-08-18.
- How severe is CVE-2026-75877?
- Critical severity. CVSS v3 base score is 9.9 out of 10.