CVE-2026-86189
9.3
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Summary
WWBN AVideo contains a path traversal vulnerability in notify.ffmpeg.json.php that allows unauthenticated attackers to write files to arbitrary locations by supplying a caller-chosen path in the avideoRelativePath parameter. Attackers can replay any previously issued ciphertext as a notifyCode token, which is decrypted but never validated, to bypass authentication and write files to the application root and subdirectories.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| WWBN | AVideo | 0 <= 29.0 | affected |
Weaknesses
- CWE-73: External Control of File Name or Path
References
- https://github.com/WWBN/AVideo/security/advisories/GHSA-cprx-fggj-7vpq
- https://www.vulncheck.com/advisories/wwbn-avideo-unauthenticated-path-traversal-via-notify-ffmpeg-json-php
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