Security readout for executives and security teams
This CVE is an authenticated cross-site scripting issue in older MediaWiki releases. If a vulnerable wiki uses the specified relative URL configuration, a logged-in user could place hostile script or HTML through wiki content. The business concern is account/session abuse and trust damage on internal or public wikis. Exposure is most likely on self-hosted MediaWiki instances running the listed older versions, especially where untrusted or broad authenticated users can edit content. Anonymous-only exposure is not supported by the supplied description. Treat as a timely remediation item for any internet-facing or partner-accessible wiki. It is not supported as actively exploited in the supplied evidence, but old MediaWiki instances with many editors carry meaningful account and content-trust risk. Mitigation focus: Upgrade MediaWiki to the fixed release for the deployed branch or later.; Prioritize wikis allowing broad authenticated editing or external user accounts.; Review vendor advisory guidance before changing URL-related configuration..
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-2015-8622 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
- [MediaWiki-announce] 20151221 [MediaWiki-announce] Security Release: 1.26.1, 1.25.4, 1.24.5 and 1.23.12CVE reference · mailing-list, x_refsource_MLIST
- https://phabricator.wikimedia.org/T117899CVE reference · x_refsource_CONFIRM
Products and packages named in the record
CWE details
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