What’s Vulnerable › Vulnerabilities

CVE-2026-34099: Guardian Language-System Unauthenticated SQL Injection via id Parameter in job_info.php

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-07-01 · updated 2026-10-25
• Weakness: CWE-89

Description

Guardian language-system passes the id GET parameter directly into an unsanitized SQL query in job_info.php (line 16): SELECT * FROM jobs where id = '\".$_GET['id'].\"'. No authentication is required. An unauthenticated attacker can perform error-based SQL injection to extract the database version, current user, schema names, and table contents.

Affected products

• guardian language-system: all versions

References

• https://gist.github.com/cyberinforepo/d5b2771d82e1b31b8fc1c33052e08dad
• https://www.vulncheck.com/advisories/guardian-language-system-unauthenticated-sql-injection-via-id-parameter-in-job-info-php

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