CVE-2022-3590

Name: CVE-2022-3590
Creator: NVD / NIST
Published: 2022-12-14T09:15:09.26+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.9/10EPSS 3.15%

Last modified Jun 17, 2026

CVE-2022-3590 is a medium-severity vulnerability rated 5.9/10 on the CVSS scale. WordPress is affected by an unauthenticated blind SSRF in the pingback feature. Because of a TOCTOU race condition between the validation checks and the HTTP request, attackers can reach internal hosts that are explicitly forbidden.. EPSS estimates a 3.15% chance of exploitation in the next 30 days.

Description

WordPress is affected by an unauthenticated blind SSRF in the pingback feature. Because of a TOCTOU race condition between the validation checks and the HTTP request, attackers can reach internal hosts that are explicitly forbidden.

Metrics

CVSS 3.1

5.9/10

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

EPSS Probability

3.15%

86.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-367

Affected Software

Vendor	Product	Versions
Wordpress	Wordpress	>= 4.2, <= 6.1.1
Wordpress	Wordpress	4.1

References

https://blog.sonarsource.com/wordpress-core-unauthenticated-blind-ssrf/Exploit, Third Party Advisory
https://wpscan.com/vulnerability/c8814e6e-78b3-4f63-a1d3-6906a84c1f11Third Party Advisory
https://blog.sonarsource.com/wordpress-core-unauthenticated-blind-ssrf/Exploit, Third Party Advisory
https://wpscan.com/vulnerability/c8814e6e-78b3-4f63-a1d3-6906a84c1f11Third Party Advisory

Timeline

Published: Dec 14, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-3590?

How severe is CVE-2022-3590?

CVE-2022-3590 has a CVSS score of 5.9/10 (MEDIUM severity). The EPSS model estimates a 3.15% probability of exploitation in the next 30 days.

How do I fix CVE-2022-3590?

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-2022-3590?

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

Scan your code now

Source: NVD / NIST