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OpenAdvisories
Medium · 5.4 CVE-2026-34967 EUVD-2026-65198GHSA-49h4-j9cq-22wg

Adminer sql-log Plugin 5.3.0 through 5.4.2 Arbitrary File Write

Published Aug 25, 2026 · Updated Sep 30, 2026 · Assigned by VulnCheck

Description

Adminer versions 5.3.0 through 5.4.2 with the sql-log plugin enabled contain an arbitrary file write vulnerability in the ns parameter of plugins/sql-log.php. An authenticated user can supply path traversal sequences in the ns parameter to write arbitrary .sql files with attacker-controlled content to any writable directory on the host.

Affected products

VendorProductAffectedFixed
vrana adminer 5.3.0 – ≤ 5.4.2 —

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Debian 14 adminer 5.4.3+dfsg-1 —
Debian 13 adminer No fix yet —
Debian 12 adminer No fix yet —
ReleasePackageFixed inAdvisory
Ubuntu 26.04 LTS adminer No fix yet —
Ubuntu 24.04 LTS adminer No fix yet —
Ubuntu 22.04 LTS adminer No fix yet —
Show 3 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu Pro 20.04 LTS adminer No fix yet —
Ubuntu Pro 18.04 LTS adminer No fix yet —
Ubuntu Pro 16.04 LTS adminer No fix yet —

References