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

This issue affects Mediawiki - CentralAuth extension: before 1.46.1, 1.45.5, 1.43.10.
Published: 2026-09-29
Score: 6.1 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Wed, 30 Sep 2026 21:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 30 Sep 2026 20:30:00 +0000

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

Tue, 29 Sep 2026 23:15:00 +0000

Type Values Removed Values Added
Description Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in The Wikimedia Foundation Mediawiki - CentralAuth extension allows Stored XSS. This issue affects Mediawiki - CentralAuth extension: before 1.46.1, 1.45.5, 1.43.10.
Title XSS through i18n message in CentralAuth
Weaknesses CWE-79
References

Subscriptions

Wikimedia Mediawiki - Centralauth Extension
cve-icon MITRE

Status: PUBLISHED

Assigner: wikimedia-foundation

Published:

Updated: 2026-09-30T20:03:40.967Z

Reserved: 2026-09-29T22:29:32.002Z

Link: CVE-2026-103047

cve-icon Vulnrichment

Updated: 2026-09-30T20:03:37.132Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-09-29T23:17:22.570

Modified: 2026-09-30T21:17:07.960

Link: CVE-2026-103047

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-30T20:15:05Z

Weaknesses
  • CWE-79

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')