---
id: CVE-2026-15686
title: >-
  Adminer multi_query Incorrect Check of Function Return Value Remote Code
  Execution Vulnerability
summary: >-
  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 ex…
severity: high
cvss: 7.2
cvssVector: 'CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-253
published: '2026-08-20'
updated: '2026-08-22'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-15686'
references:
  - url: >-
      https://github.com/vrana/adminer/security/advisories/GHSA-3582-q6xq-5vf7#event-826206
    label: zdi-disclosures@trendmicro.com
  - url: 'https://www.zerodayinitiative.com/advisories/ZDI-26-478/'
    label: zdi-disclosures@trendmicro.com
tags:
  - nvd
epss: 0.00724
epssPercentile: 0.52643
zeroDay: true
ingestedAt: '2026-08-23T03:41:35.363Z'
---

## Overview

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.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.