CVE-2025-53093

HighCVSS 8.6/10Last modified Jun 17, 2026

Description

TabberNeue is a MediaWiki extension that allows the wiki to create tabs. Starting in version 3.0.0 and prior to version 3.1.1, any user can insert arbitrary HTMLinto the DOM by inserting a payload into any allowed attribute of the `<tabber>` tag. Version 3.1.1 contains a patch for the bug.

Metrics

CVSS 3.1 8.6/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Jun 27, 2025
Last modified
Jun 17, 2026
NVD status
Deferred

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CVE-2025-53093: High severity, CVSS 8.6 | Vulnix