CVE-2026-15686

Name	CVE-2026-15686
Description	Adminer multi_query Incorrect Check of Function Return Value Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Adminer. Authentication is required to exploit this vulnerability. The specific flaw exists within the multi_query method. The issue results from an incorrect check of a function return value. An attacker can leverage this vulnerability to execute code in the context of the web server. Was ZDI-CAN-28201.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
adminer (PTS)	bullseye	4.7.9-2	vulnerable
	bookworm	4.8.1-1	vulnerable
	trixie	5.2.1+dfsg-1	vulnerable
	forky	5.4.4+dfsg-1	fixed
	sid	6.0.0-1	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
adminer	source	(unstable)	5.4.3+dfsg-1

https://www.zerodayinitiative.com/advisories/ZDI-26-478/
https://github.com/vrana/adminer/security/advisories/GHSA-3582-q6xq-5vf7