CVE-2022-39193

Public Exploit

Description

An issue was discovered in the CheckUser extension for MediaWiki through 1.39.x. Various components of this extension can expose information on the performer of edits and logged actions. This information should not allow public viewing: it is supposed to be viewable only by users with suppression rights.

Category

5.3
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.11%
Third-Party Advisory wikimedia.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://phabricator.wikimedia.org/T311337 issue tracking patch exploit third party advisory

Frequently Asked Questions

What is the severity of CVE-2022-39193?
CVE-2022-39193 has been scored as a medium severity vulnerability.
How to fix CVE-2022-39193?
To fix CVE-2022-39193, 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-2022-39193 being actively exploited in the wild?
It is possible that CVE-2022-39193 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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