Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in The Wikimedia Foundation Mediawiki - GrowthExperiments Extension allows Cross-Site Scripting (XSS).This issue affects Mediawiki - GrowthExperiments Extension: 1.45, 1.44, 1.43, 1.39.

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Fixes

Solution

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Workaround

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History

Thu, 12 Feb 2026 18:45:00 +0000

Type Values Removed Values Added
First Time appeared Growth
Growth growthexperiments
CPEs cpe:2.3:a:growth:growthexperiments:1.39:*:*:*:*:mediawiki:*:*
cpe:2.3:a:growth:growthexperiments:1.43:*:*:*:*:mediawiki:*:*
cpe:2.3:a:growth:growthexperiments:1.44:*:*:*:*:mediawiki:*:*
cpe:2.3:a:growth:growthexperiments:1.45:*:*:*:*:mediawiki:*:*
Vendors & Products Growth
Growth growthexperiments
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N'}


Fri, 09 Jan 2026 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 09 Jan 2026 13:30:00 +0000

Type Values Removed Values Added
First Time appeared Mediawiki
Mediawiki mediawiki
Wikimedia
Wikimedia mediawiki-growthexperiments Extension
Vendors & Products Mediawiki
Mediawiki mediawiki
Wikimedia
Wikimedia mediawiki-growthexperiments Extension

Fri, 09 Jan 2026 00:15:00 +0000

Type Values Removed Values Added
Description Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in The Wikimedia Foundation Mediawiki - GrowthExperiments Extension allows Cross-Site Scripting (XSS).This issue affects Mediawiki - GrowthExperiments Extension: 1.45, 1.44, 1.43, 1.39.
Title Stored XSS through edit summaries in GrowthExperiments
Weaknesses CWE-79
References
Metrics cvssV4_0

{'score': 2.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: wikimedia-foundation

Published:

Updated: 2026-01-09T19:17:27.530Z

Reserved: 2026-01-08T23:23:42.385Z

Link: CVE-2026-22713

cve-icon Vulnrichment

Updated: 2026-01-09T19:17:23.517Z

cve-icon NVD

Status : Analyzed

Published: 2026-01-09T00:15:46.000

Modified: 2026-02-12T17:47:31.803

Link: CVE-2026-22713

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-01-09T13:24:09Z

Weaknesses