CVE-2022-29969

Public Exploit

Description

The RSS extension before 2022-04-29 for MediaWiki allows XSS via an rss element (if the feed is in $wgRSSUrlWhitelist and $wgRSSAllowLinkTag is true).

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.30%
Third-Party Advisory wikimedia.org Third-Party Advisory wikimedia.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://phabricator.wikimedia.org/T307028 issue tracking exploit third party advisory
https://gerrit.wikimedia.org/r/c/787807 third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2022-29969?
CVE-2022-29969 has been scored as a medium severity vulnerability.
How to fix CVE-2022-29969?
To fix CVE-2022-29969, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-29969 being actively exploited in the wild?
It is possible that CVE-2022-29969 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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