Security readout for executives and security teams
This flaw affects older ownCloud servers when the Gallery app is enabled. A remote attacker could directly request and download images that should not be accessible. The business impact is unauthorized disclosure of stored image content, with urgency depending on whether vulnerable ownCloud instances remain internet-facing. Exposure is likely limited to ownCloud server deployments older than 8.2.6 or 9.0.3 with the Gallery app enabled, especially if reachable by untrusted users or the internet. Treat as a moderate confidentiality risk. Prioritize remediation for externally reachable ownCloud systems or environments storing sensitive images, but do not assume active exploitation from the provided evidence. Mitigation focus: Upgrade affected ownCloud servers to 8.2.6, 9.0.3, or later supported versions.; Check the ownCloud advisory for any vendor-specific workaround or configuration guidance.; If upgrade is delayed, review whether Gallery can be disabled safely..
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-2016-5876 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://owncloud.org/security/advisory/?id=oc-sa-2016-010CVE reference · x_refsource_CONFIRM
Products and packages named in the record
CWE details
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