CVE-2026-34968

HIGH 8.1

Adminer before 5.4.3 Arbitrary File Deletion via SQLite Drop

CVSS Score

8.1

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-22
Vendor	vrana
Product	adminer
Published	Aug 25, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

High

Affected Versions

vrana / adminer

0 < 5.4.3

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/vrana/adminer/security/advisories/GHSA-6pg3-chwq-wgqc vulncheck.com: https://www.vulncheck.com/advisories/adminer-before-arbitrary-file-deletion-via-sqlite-drop

Credits

🔍 slpoiuewalspoid-dotcom