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CVE-2026-102373— GestSup before 3.2.62 Private Ticket Comment Disclosure via threadedit Parameter

Quick assessment

Affected
GestSup GestSup
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在版本低于 3.2.62 的 GestSup 系统中，当通过 thread.php 的 threadedit 参数加载评论时，未能验证评论的所有权。经过身份验证的攻击者可以枚举连续的评论 ID，从而在未经适当授权检查的情况下读取其他用户工单中的私有评论。

CVSS 6.5 · Medium

Possible ATT&CK Techniques 1 AI

T1005 · Data from Local System
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I. Basic Information for CVE-2026-102373

Vulnerability Information
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Vulnerability Title
GestSup before 3.2.62 Private Ticket Comment Disclosure via threadedit Parameter
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
通过用户控制密钥绕过授权机制
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
GestSup GestSup 0 ~ 3.2.62 -

II. Public POCs for CVE-2026-102373

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III. Intelligence Information for CVE-2026-102373

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Vendor Pages for CVE-2026-102373 (2)

Other References for CVE-2026-102373 (2)

Same Patch Batch · GestSup · 2026-09-29 · 3 CVEs total

CVE-2026-102372 6.1 MEDIUM GestSup before 3.2.62 Stored XSS via Email Body in LOGIN IMAP Connector
CVE-2026-102374 6.1 MEDIUM GestSup before 3.2.62 Stored XSS via Double-Decoded Email Subject in OAuth IMAP Connector

IV. Related Vulnerabilities

Same product: GestSup
Same vendor: GestSup
Same weakness: CWE-639

V. Comments for CVE-2026-102373

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