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.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| StarCitizenTools | mediawiki-extensions-TabberNeue | >= 3.0.0, < 3.1.1 | — |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Packagist | starcitizentools/tabber-neue | >= 3.0.0, < 3.1.1 | 3.1.1 | GHSA-jfj7-249r-7j2m |
Advisories 1
- WID-SEC-2025-1525 MediaWiki Extensions und Skins: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jul 23, 2025
References
- https://github.com/StarCitizenTools/mediawiki-extensions-TabberNeue/security/advisories/GHSA-jfj7-249r-7j2m
- https://github.com/StarCitizenTools/mediawiki-extensions-TabberNeue/commit/4cdf217ef96da74a1503d1dd0bb0ed898fc2a612
- https://github.com/StarCitizenTools/mediawiki-extensions-TabberNeue/commit/62ce0fcdf32bd3cfa77f92ff6b940459a14315fa
- https://github.com/StarCitizenTools/mediawiki-extensions-TabberNeue/blob/3a23b703ce36cfc4128e7921841f68230be4059a/includes/Components/TabberComponentTabs.php#L15-L31
- https://github.com/StarCitizenTools/mediawiki-extensions-TabberNeue/blob/3a23b703ce36cfc4128e7921841f68230be4059a/includes/Tabber.php#L76
- https://github.com/StarCitizenTools/mediawiki-extensions-TabberNeue/blob/3a23b703ce36cfc4128e7921841f68230be4059a/includes/templates/Tabs.mustache#L1