SQL Injection in Guardian Language-System
CVE-2026-34103
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.
Vulnerability class: SQL Injection
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.005 (37.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 37th percentile — 37.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.005 · change: +0.001
Affected products
- Guardian Language-System — versions 0
Weakness classification (CWE)
References
- gist.github.com/cyberinforepo/d5b2771d82e1b31b8fc1c33052e08dad (technical-description, exploit)
- www.vulncheck.com/advisories/guardian-language-system-unauthenticated-sql-injec… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-34103?
- CVE-2026-34103 is a high-severity vulnerability in Guardian Language-System, classified under SQL Injection. CVSS score: 8.8/10. Published 2026-07-01.
- How severe is CVE-2026-34103?
- High severity. CVSS v3 base score is 8.8 out of 10.