Vulnerability in Cleantalk Security \& Malware Scan
CVE-2023-5239
The Security & Malware scan by CleanTalk WordPress plugin before 2.121 retrieves client IP addresses from potentially untrusted headers, allowing an attacker to manipulate its value. This may be used to bypass bruteforce protection.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.007 (49.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 49th percentile — 49.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
- Cleantalk Security \& Malware Scan
- Security & Malware Scan By Cleantalk — versions 0
Public proof-of-concept exploits
References
- wpscan.com/vulnerability/1d748f91-773b-49d6-8f68-a27d397713c3 (Exploit, technical-description, Third Party Advisory, exploit, vdb-entry)
Frequently asked questions
- What is CVE-2023-5239?
- CVE-2023-5239 is a high-severity vulnerability in Cleantalk Security \& Malware Scan, classified under CWE-290 AUTHENTICATION BYPASS BY SPOOFING. CVSS score: 7.5/10. Published 2023-11-27.
- How severe is CVE-2023-5239?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2023-5239 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.