CVE-2026-34098

Description

Guardian language-system fails to sanitize the id GET parameter before inserting it into HTML source and form action attributes in media.php (lines 119, 129). An authenticated attacker can craft a URL that injects script tags executing in the victim's browser session.

CVSS Vector

References

• https://gist.github.com/cyberinforepo/d5b2771d82e1b31b8fc1c33052e08dad
• https://www.vulncheck.com/advisories/guardian-language-system-xss-via-id-parameter-in-media-php