What is CVE-2026-25892?

CVE-2026-25892 is a high-severity vulnerability in Vrana Adminer, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2026-02-09.

How severe is CVE-2026-25892?

High severity. CVSS v3 base score is 7.5 out of 10.

Improper input validation in Vrana Adminer

CVE-2026-25892

Adminer is open-source database management software. Adminer v5.4.1 and earlier has a version check mechanism where adminer.org sends signed version info via JavaScript postMessage, which the browser then POSTs to ?script=version. This end…

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.045 (89.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Vrana Adminer — versions >= 4.6.2, < 5.4.2

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

https://github.com/vrana/adminer/security/advisories/GHSA-q4f2-39gr-45jh (x_refsource_CONFIRM)
https://github.com/vrana/adminer/commit/21d3a3150388677b18647d68aec93b7850e457d3 (x_refsource_MISC)
https://github.com/vrana/adminer/releases/tag/v5.4.2 (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-25892?: CVE-2026-25892 is a high-severity vulnerability in Vrana Adminer, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2026-02-09.
How severe is CVE-2026-25892?: High severity. CVSS v3 base score is 7.5 out of 10.