Security readout for executives and security teams
CVE-2016-9891 is an authenticated cross-site scripting issue in Dotclear versions before 2.11. A logged-in user could place script or HTML into a media title field, creating risk to administrators or other users who view that content in the admin interface. Exposure is most likely on legacy Dotclear deployments below 2.11 where authenticated users can upload or edit media metadata. Public anonymous exposure is not supported by the supplied sources. Prioritize remediation for internet-facing or multi-user Dotclear sites, especially where non-admin contributors can manage media. The issue is not evidenced as actively exploited, but it can undermine admin trust and session safety. Mitigation focus: Upgrade Dotclear installations older than 2.11 to 2.11 or later.; Review Dotclear vendor release notes and changesets before production rollout.; Restrict admin media access to trusted authenticated users until upgraded..
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-2016-9891 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
- https://dev.dotclear.org/2.0/ticket/2224CVE reference · x_refsource_CONFIRM
- https://hg.dotclear.org/dotclear/rev/712559193a6eCVE reference · x_refsource_CONFIRM
- https://dev.dotclear.org/2.0/changeset/5536ac77e915CVE reference · x_refsource_CONFIRM
- https://dotclear.org/blog/post/2016/12/28/Dotclear-2.11CVE reference · x_refsource_CONFIRM
- https://smarterbitbybit.com/cve-2016-9891-dotclear-xss-vulnerability-in-version-2-10-4/CVE reference · x_refsource_MISC
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.