CVE-2022-29907

Name: CVE-2022-29907
Creator: NVD / NIST
Published: 2022-04-29T04:15:10.27+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.64%

Last modified Jun 17, 2026

CVE-2022-29907 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. The Nimbus skin for MediaWiki through 1.37.2 (before 6f9c8fb868345701d9544a54d9752515aace39df) allows XSS in Advertise link messages.. EPSS estimates a 0.64% chance of exploitation in the next 30 days.

Description

The Nimbus skin for MediaWiki through 1.37.2 (before 6f9c8fb868345701d9544a54d9752515aace39df) allows XSS in Advertise link messages.

Metrics

CVSS 3.1

6.1/10

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

EPSS Probability

0.64%

45.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Mediawiki	Mediawiki	<= 1.37.2

References

https://gerrit.wikimedia.org/r/c/786959Vendor Advisory
https://phabricator.wikimedia.org/T306815Exploit, Patch, Third Party Advisory
https://gerrit.wikimedia.org/r/c/786959Vendor Advisory
https://phabricator.wikimedia.org/T306815Exploit, Patch, Third Party Advisory

Timeline

Published: Apr 29, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-29907?

The Nimbus skin for MediaWiki through 1.37.2 (before 6f9c8fb868345701d9544a54d9752515aace39df) allows XSS in Advertise link messages.

How severe is CVE-2022-29907?

CVE-2022-29907 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.64% probability of exploitation in the next 30 days.

How do I fix CVE-2022-29907?

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-2022-29907?

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

Scan your code now

Source: NVD / NIST