CVE-2020-35622

MediumCVSS 6.1/10Last modified Jun 17, 2026

Description

An issue was discovered in the GlobalUsage extension for MediaWiki through 1.35.1. SpecialGlobalUsage.php calls WikiMap::makeForeignLink unsafely. The $page variable within the formatItem function was not being properly escaped, allowing for XSS under certain conditions.

Metrics

CVSS 3.1 6.1/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Weakness enumeration

CWE-79

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://gerrit.wikimedia.org/r/c/mediawiki/extensions/GlobalUsage/+/646744Issue Tracking, Patch, Third Party Advisory
https://phabricator.wikimedia.org/T268341Third Party Advisory
https://gerrit.wikimedia.org/r/c/mediawiki/extensions/GlobalUsage/+/646744Issue Tracking, Patch, Third Party Advisory
https://phabricator.wikimedia.org/T268341Third Party Advisory

Timeline

Published: Dec 21, 2020
Last modified: Jun 17, 2026
NVD status: Modified

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