CVE-2025-53093
TabberNeue vulnerable to Stored XSS through wikitext
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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
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (6)
SSVC — Action Prioritization
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- LOW
- Availability
- LOW
Quick Info
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