---
id: CVE-2026-109347
title: >-
  Adminer before 6.1.1 contains a remote code execution vulnerability that
  allows authenticated SQLite users to bypass ATTACH and VACUUM INTO
  restrictions by prefixing statements with a UTF-8 byte-order mark
summary: >-
  Adminer before 6.1.1 contains a remote code execution vulnerability that
  allows authenticated SQLite users to bypass ATTACH and VACUUM INTO
  restrictions by prefixing statements with a UTF-8 byte-order mark. Attackers
  can attach a databas…
severity: high
cvss: 7.2
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-94
vendor: vrana
product: adminer
affected:
  - adminer < 6.1.1
published: '2026-10-12'
updated: '2026-10-16'
sourceUpdated: '2026-10-16T17:29:07.450'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-109347'
references:
  - url: 'https://github.com/vrana/adminer/security/advisories/GHSA-r9r5-j5q8-8c59'
    label: disclosure@vulncheck.com
  - url: >-
      https://www.vulncheck.com/advisories/adminer-before-6.1.1-rce-via-utf-8-bom-sqlite-attach-bypass
    label: disclosure@vulncheck.com
  - url: 'https://github.com/vrana/adminer/security/advisories/GHSA-r9r5-j5q8-8c59'
    label: 134c704f-9b21-4f2e-91b3-4a467353bcc0
tags:
  - nvd
  - cve.org
  - exploit-available
epss: 0.00851
epssPercentile: 0.58008
exploitAvailable: true
ssvc:
  exploitation: poc
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-10-15T02:50:22.310218Z'
ingestedAt: '2026-10-12T18:00:08.209Z'
---

## Overview

Adminer before 6.1.1 contains a remote code execution vulnerability that allows authenticated SQLite users to bypass ATTACH and VACUUM INTO restrictions by prefixing statements with a UTF-8 byte-order mark. Attackers can attach a database file at a PHP-served path and create a table named with PHP code to execute it as the web server user.

## Remediation

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