Security readout for executives and security teams
This is an old MediaWiki CentralAuth information-disclosure issue. A remote attacker could learn usernames because names were written into a page DOM. The provided sources do not show account takeover, code execution, or active exploitation. Exposure is likely limited to internet-facing MediaWiki installations using CentralAuth on the listed vulnerable versions. Organizations not using CentralAuth or already beyond the fixed versions are less likely affected. Handle during normal vulnerability maintenance unless usernames are sensitive in your environment. Prioritize any public legacy MediaWiki instance still running CentralAuth below the fixed versions. Mitigation focus: Upgrade MediaWiki/CentralAuth to a fixed version listed by the advisory.; Confirm CentralAuth is required; disable it where not operationally needed.; Review Wikimedia advisory guidance before making production changes..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CVE-2013-6455 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
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CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.