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CVE-2026-56345

AVideo - Arbitrary User Session Hijacking via Meet Plugin uploadRecordedVideo Endpoint PUBLISHED

Description (CNA)

AVideo through 29.0 contains an authorization bypass vulnerability in the Meet plugin's uploadRecordedVideo.json.php endpoint that derives the target users_id from the uploaded filename without verification. An attacker with knowledge of the Meet shared secret can craft a malicious file upload with a filename containing an arbitrary users_id to invoke passwordless User->login() and establish an authenticated session as any user including admin. Attackers can obtain the Meet shared secret through path-traversal vulnerabilities or timing attacks against checkToken.json.php, then POST a crafted file to uploadRecordedVideo.json.php with a filename like '1-anything.mp4' to hijack admin sessions and gain full account takeover.

Affected (CNA)

Vendor / productVersions
AVideo / AVideoaffected 0 through 29.0

CWE

CWE-287

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.