CVE-2026-84478 WWBN AVideo Unauthenticated Arbitrary Log File Deletion
Unauthenticated attackers can delete arbitrary log files and probe filesystem existence via path traversal in the login code API.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-84478?
CVE-2026-84478 is a medium-severity path traversal vulnerability in WWBN AVideo, published on 1 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
WWBN AVideo contains a path traversal vulnerability in the API get_api_login_code endpoint that allows unauthenticated attackers to delete arbitrary .log files by supplying directory traversal sequences in the code parameter. Attackers can exploit this to destroy audit logs and probe for file existence on the server, with the vulnerability enabling both file deletion and information disclosure about the filesystem.
Weakness: CWE-73
Which versions are affected by CVE-2026-84478?
How do I fix CVE-2026-84478?
No fix has been published for CVE-2026-84478 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2026-84478 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-84478 exists.
Sources
Also known as GHSA-cg3h-c5pw-59rg, GHSA-wh69-gqmj-rcqg.