GestSup up to 3.2.61 thread.php threadedit improper authorization

Summaryinfo

A vulnerability was found in GestSup up to 3.2.61. It has been declared as problematic. This issue affects some unknown processing of the file thread.php. The manipulation of the argument threadedit results in improper authorization. This vulnerability was named CVE-2026-102373. The attack may be performed from remote. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in GestSup up to 3.2.61. Affected is some unknown processing of the file thread.php. The manipulation of the argument threadedit with an unknown input leads to a improper authorization vulnerability. CWE is classifying the issue as CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. This is going to have an impact on confidentiality. CVE summarizes:

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.

The advisory is shared for download at gestsup.fr. This vulnerability is traded as CVE-2026-102373 since 09/29/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1548.002.

By approaching the search of inurl:thread.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 3.2.62 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

• GestSup

Version

• 3.2.0
• 3.2.1
• 3.2.2
• 3.2.3
• 3.2.4
• 3.2.5
• 3.2.6
• 3.2.7
• 3.2.8
• 3.2.9
• 3.2.10
• 3.2.11
• 3.2.12
• 3.2.13
• 3.2.14
• 3.2.15
• 3.2.16
• 3.2.17
• 3.2.18
• 3.2.19
• 3.2.20
• 3.2.21
• 3.2.22
• 3.2.23
• 3.2.24
• 3.2.25
• 3.2.26
• 3.2.27
• 3.2.28
• 3.2.29
• 3.2.30
• 3.2.31
• 3.2.32
• 3.2.33
• 3.2.34
• 3.2.35
• 3.2.36
• 3.2.37
• 3.2.38
• 3.2.39
• 3.2.40
• 3.2.41
• 3.2.42
• 3.2.43
• 3.2.44
• 3.2.45
• 3.2.46
• 3.2.47
• 3.2.48
• 3.2.49
• 3.2.50
• 3.2.51
• 3.2.52
• 3.2.53
• 3.2.54
• 3.2.55
• 3.2.56
• 3.2.57
• 3.2.58
• 3.2.59
• 3.2.60
• 3.2.61

CPE 2.3info

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CPE 2.2info

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Once again VulDB remains the best source for vulnerability data.

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