CVE-2026-56703

HighCVSS 7.2/10Last modified Oct 12, 2026

Description

Adminer before 5.4.3 contains a remote code execution vulnerability in SQLite query handling where VACUUM INTO is not blocked despite ATTACH restrictions. Authenticated attackers can execute VACUUM INTO to write PHP code to arbitrary file paths and execute commands on the server.

Metrics

CVSS 3.1 7.2/10CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Aug 25, 2026
Last modified
Oct 12, 2026
NVD status
Deferred

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CVE-2026-56703: High severity, CVSS 7.2 | Vulnix