What’s Vulnerable › Vulnerabilities

CVE-2026-89252: AVideo Missing Authorization in addLiveLink.php LiveLink Update

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-11 · updated 2026-09-15
• Weakness: CWE-639

Description

AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 fails to verify ownership in addLiveLink.php when updating LiveLinks, allowing authenticated users to modify other users' links. A canStream user can overwrite another user's LiveLink HLS source and metadata by supplying an existing linkId, redirecting viewers to attacker-controlled media.

References

• https://github.com/WWBN/AVideo/security/advisories/GHSA-m2c6-f5ww-j26v
• https://www.vulncheck.com/advisories/avideo-missing-authorization-in-addlivelink-php-livelink-update
• https://github.com/WWBN/AVideo/security/advisories/GHSA-m2c6-f5ww-j26v

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