This issue affects Mediawiki - Wikibase Extension: from * before 1.46.1, 1.45.5, 1.43.10.
Analysis
Analysis and contextual insights are available on OpenCVE Cloud.
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Wikimedia Foundation | Mediawiki - Wikibase Extension | unaffected |
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No vendor fix or workaround currently provided.
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Tracking
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Tue, 29 Sep 2026 17:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Mediawiki - Wikibase Extension allows Stored XSS. This issue affects Mediawiki - Wikibase Extension: from * before 1.46.1, 1.45.5, 1.43.10. | |
| Title | Stored XSS on Wikibase Special:SetSiteLink via unescaped system message | |
| Weaknesses | CWE-79 | |
| References |
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Subscriptions
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MITRE
Status: PUBLISHED
Assigner: wikimedia-foundation
Published:
Updated: 2026-09-29T16:52:54.809Z
Reserved: 2026-09-25T16:03:15.841Z
Link: CVE-2026-100245
Vulnrichment
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NVD
Status : Received
Published: 2026-09-29T17:17:01.567
Modified: 2026-09-29T17:17:01.567
Link: CVE-2026-100245
Redhat
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OpenCVE Enrichment
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CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')