API Update Disclosure Vulnerability in GitLab EE
CVE-2024-1539

4.3MEDIUM

Key Information:

Vendor
Gitlab
Status
Gitlab
Vendor
CVE Published:
5 February 2025

Badges

👾 Exploit Exists🟡 Public PoC

Summary

A vulnerability has been identified in GitLab EE, allowing a banned group member to access updates to issues through the API. This issue affects multiple versions, including releases from 15.2 to 16.9.7, 16.10 to 16.10.5, and 16.11 to 16.11.2. The flaw compromises the intended permissions model, potentially exposing sensitive data to unauthorized users.

Affected Version(s)

GitLab 15.2 < 16.9.7

GitLab 16.10 < 16.10.5

GitLab 16.11 < 16.11.2

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-2024-1539 - Proof of Concept

References

https://gitlab.com/gitlab-org/gitlab/-/issues/442049
issue-trackingpermissions-required
https://hackerone.com/reports/2369988
technical-descriptionexploitpermissions-required

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Thanks [ashish_r_padelkar](https://hackerone.com/ashish_r_padelkar) for reporting this vulnerability through our HackerOne bug bounty program
.