CVE-2026-102373 GestSup before 3.2.62 Private Ticket Comment Disclosure via threadedit Parameter
Authenticated attackers can read private comments from other users' tickets by enumerating comment IDs due to missing ownership validation.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-102373?
CVE-2026-102373 is a high-severity missing authorization vulnerability in GestSup, published on 29 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official 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.
Weakness: CWE-639
Which versions are affected by CVE-2026-102373?
How do I fix CVE-2026-102373?
No fix has been published for CVE-2026-102373 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-102373 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-102373 exists.
Sources
Also known as GHSA-wcm4-67q4-6r6m.