CVE-2026-86189
WWBN AVideo Unauthenticated Path Traversal via notify.ffmpeg.json.php
CVSS Score
9.8
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-73 |
| Vendor | wwbn |
| Product | avideo |
| Published | Sep 5, 2026 |
Stay Ahead of the Next One
Get instant alerts for wwbn avideo
Be the first to know when new critical vulnerabilities affecting wwbn avideo are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
WWBN / AVideo
0 ≤ 29.0
References
Credits
🔍 rajivraj