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CVE-2023-5239

HIGHCVSS 7.5/10EPSS 0.65%

Last modified

CVE-2023-5239 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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 estimates a 0.65% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

EPSS Probability
0.65%

46.6th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
CleantalkSecurity \& Malware Scan<= 2.121

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is 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.
How severe is CVE-2023-5239?
CVE-2023-5239 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.65% probability of exploitation in the next 30 days.
How do I fix CVE-2023-5239?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-5239?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST