CVE-2026-34103: Guardian Language-System

High severity, CVSS 8.8. EPSS: 0.5% chance of exploitation in the next 30 days.

Guardian language-system passes the id GET parameter directly into an unsanitized SQL query in subtitles.php (line 16): SELECT id, filename, extension, type FROM files where id = '\".$_GET['id'].\"'. An authenticated attacker can perform error-based SQL injection to extract database contents.

Affected products

• Guardian Language-System

Published 2026-07-01. Last modified 2026-08-24.