This issue affects MediaWiki: >= 1.42.0.
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No vendor fix or workaround currently provided.
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Tracking
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| Link | Providers |
|---|---|
| https://phabricator.wikimedia.org/T391343 |
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Tue, 03 Mar 2026 16:15:00 +0000
| Type | Values Removed | Values Added |
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| Weaknesses | CWE-22 |
Wed, 04 Feb 2026 12:30:00 +0000
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| First Time appeared |
Mediawiki
Mediawiki mediawiki Wikimedia Wikimedia mediawiki |
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| Vendors & Products |
Mediawiki
Mediawiki mediawiki Wikimedia Wikimedia mediawiki |
Tue, 03 Feb 2026 22:15:00 +0000
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| Metrics |
ssvc
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Mon, 02 Feb 2026 23:15:00 +0000
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| Description | Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/specials/pagers/BlockListPager.Php. This issue affects MediaWiki: >= 1.42.0. | |
| Title | With MultiBlocks enabled and a user who is suppressed via a MultiBlock, a user without 'hideuser' can see the hidden username in the BlockList | |
| References |
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| Metrics |
cvssV4_0
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Status: PUBLISHED
Assigner: wikimedia-foundation
Published:
Updated: 2026-03-03T15:37:40.261Z
Reserved: 2025-06-24T22:27:40.662Z
Link: CVE-2025-6589
Updated: 2026-02-03T21:11:17.977Z
Status : Deferred
Published: 2026-02-02T23:16:01.360
Modified: 2026-04-15T00:35:42.020
Link: CVE-2025-6589
No data.
OpenCVE Enrichment
Updated: 2026-02-04T12:18:09Z