CVE-2026-12511 AI Engine < 3.5.5 - Editor+ Arbitrary File Write via Path Traversal
Authenticated editors can write arbitrary files to the server via path traversal in the AI Engine WordPress plugin, potentially leading to code execution.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-12511?
CVE-2026-12511 is a high-severity path traversal vulnerability in Unknown AI Engine, published on 14 Jul 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The AI Engine WordPress plugin before 3.5.5 does not sanitize a user-supplied filename before using it to write a downloaded file, allowing authenticated users with editor-level access to write attacker-controlled bytes to an arbitrary location on the server via path traversal.
Which versions are affected by CVE-2026-12511?
How do I fix CVE-2026-12511?
No fix has been published for CVE-2026-12511 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-2026-12511 being exploited?
There is no known exploitation of CVE-2026-12511 in the wild and no public exploit code.
Sources
Also known as GHSA-jp8h-m8g9-6fvr.