Is CVE-2026-102373 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-102373?

CVE-2026-102373 has a CVSS v3 severity of MEDIUM (6.5).

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CVE-2026-102373

Description

GestSup versions before 3.2.62 fail to validate ticket ownership when loading comments via the threadedit parameter in thread.php. Authenticated attackers can enumerate sequential comment IDs to read private comments from other users' tickets without proper authorization checks.