CVE-2026-34968 Adminer before 5.4.3 Arbitrary File Deletion via SQLite Drop
Authenticated attackers can delete arbitrary files via path traversal in SQLite mode, requiring Adminer to be configured for SQLite.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-34968?
CVE-2026-34968 is a high-severity path traversal vulnerability in vrana adminer, published on 25 Aug 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Adminer before 5.4.3 contains an arbitrary file deletion vulnerability in SQLite mode where the database-list drop action fails to validate file extensions before deletion. An authenticated attacker can submit arbitrary relative file paths in the db[] parameter to delete any files writable by the PHP process.
Weakness: CWE-22
Which versions are affected by CVE-2026-34968?
How do I fix CVE-2026-34968?
Upgrade to a fixed version.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2026-34968 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-34968 exists.
Sources
Also known as DEBIAN-CVE-2026-34968, GHSA-6pg3-chwq-wgqc, GHSA-vfp8-hfj6-qmr2, UBUNTU-CVE-2026-34968.