Cross-Site Scripting Vulnerability in WhatCD Gazelle Commit Message Handler
CVE-2025-10340

5.1MEDIUM

Key Information:

Vendor

Whatcd

Status
Gazelle
Vendor
CVE Published:
13 September 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-10340?

A vulnerability has been identified in WhatCD Gazelle, specifically within the Commit Message Handler component located at /sections/tools/managers/change_log.php. This issue arises from improper handling of user-supplied input during message manipulation. An attacker can exploit this vulnerability to execute arbitrary scripts in the context of a user’s browser, leading to potential data theft and session hijacking. This vulnerability can be triggered remotely, allowing malicious users to target the affected system without direct access.

Affected Version(s)

Gazelle 63b337026d49b5cf63ce4be20fdabdc880112fa3

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2025-10340 - Proof of Concept

References

https://vuldb.com/?id.323759
vdb-entrytechnical-description
https://vuldb.com/?ctiid.323759
signaturepermissions-required
https://vuldb.com/?submit.643534
third-party-advisory

CVSS V4

Score:
5.1
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

XU-17 (VulDB User)
.
CVE-2025-10340 : Cross-Site Scripting Vulnerability in WhatCD Gazelle Commit Message Handler