CVE-2026-103046 - Vulnerability Details - OpenCVE

Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Wikimedia Foundation MediaWiki - WikiLambda extension allows Stored XSS.

This issue affects MediaWiki - WikiLambda extension: before 1.46.1.

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

No data.

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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://gerrit.wikimedia.org/r/c/1307827
https://phabricator.wikimedia.org/T428829

History

Tue, 29 Sep 2026 22:45:00 +0000

Type	Values Removed	Values Added
Description		Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Wikimedia Foundation MediaWiki - WikiLambda extension allows Stored XSS. This issue affects MediaWiki - WikiLambda extension: before 1.46.1.
Title		WikifunctionsFragmentRenderer does unsafe string replacements on user-provided HTML
Weaknesses		CWE-79
References		https://gerrit.wikimedia.org/r/c/1307827 https://phabricator.wikimedia.org/T428829

Projects

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MITRE

Status: PUBLISHED

Assigner: wikimedia-foundation

Published: 2026-09-29T22:41:36.099Z

Updated: 2026-09-29T22:52:46.221Z

Reserved: 2026-09-29T22:29:32.001Z

Link: CVE-2026-103046

Vulnrichment

No data.

NVD

Status : Received

Published: 2026-09-29T23:17:22.450

Modified: 2026-09-29T23:17:22.450

Link: CVE-2026-103046

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-79

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