CVE-2026-56703

EUVD-2026-65201
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.
Code Injection
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.2 HIGH
NETWORK
LOW
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 66.47%
Debian logo
Debian Releases
Debian Product
Codename
adminer
bookworm
vulnerable
forky
6.1.0-1
fixed
sid
6.1.1-1
fixed
trixie
vulnerable
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
adminer
bionic
needs-triage
focal
needs-triage
jammy
needs-triage
noble
needs-triage
resolute
needs-triage
xenial
needs-triage
Common Weakness Enumeration
References
https://github.com/vrana/adminer/security/advisories/GHSA-gmx3-g29w-77wf
https://www.vulncheck.com/advisories/adminer-before-remote-code-execution-via-sqlite-vacuum-into
https://github.com/vrana/adminer/security/advisories/GHSA-gmx3-g29w-77wf