---
id: CVE-2026-34100
title: >-
  Guardian language-system passes the id GET parameter directly into an
  unsanitized SQL query in media.php (line 17): SELECT id, filename, extension,
  type, duration, owner, private FROM files where id = '\".$_GET['id'].\"'
summary: >-
  Guardian language-system passes the id GET parameter directly into an
  unsanitized SQL query in media.php (line 17): SELECT id, filename, extension,
  type, duration, owner, private FROM files where id = '\".$_GET['id'].\"'. An
  authenticate…
severity: high
cvss: 8.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-89
published: '2026-07-01'
updated: '2026-08-24'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-34100'
references:
  - url: 'https://gist.github.com/cyberinforepo/d5b2771d82e1b31b8fc1c33052e08dad'
    label: disclosure@vulncheck.com
  - url: >-
      https://www.vulncheck.com/advisories/guardian-language-system-unauthenticated-sql-injection-via-id-parameter-in-media-php
    label: disclosure@vulncheck.com
tags:
  - nvd
epss: 0.00342
epssPercentile: 0.27835
ingestedAt: '2026-08-24T12:02:50.594Z'
---

## Overview

Guardian language-system passes the id GET parameter directly into an unsanitized SQL query in media.php (line 17): SELECT id, filename, extension, type, duration, owner, private FROM files where id = '\".$_GET['id'].\"'. An authenticated attacker can perform error-based SQL injection to extract database contents.

## Remediation

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