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.

EPSS: 0.007 (46.6th percentile) — read the EPSS interpretation.

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.

Affected products

Public proof-of-concept exploits

References

  • contact@wpscan.com (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.