GitLab CE/EE vulnerable to XSS via Global Search field
CVE-2024-8312

5.4MEDIUM

Key Information:

Vendor

Gitlab
Status
Gitlab
Vendor
CVE Published:
24 October 2024

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2024-8312?

A security issue has been identified in GitLab CE/EE that poses a significant risk to users across several versions. This vulnerability allows attackers to inject malicious HTML into the Global Search field found in the diff view. If exploited, this injection can lead to cross-site scripting (XSS) attacks. The affected versions include all releases from 15.10 prior to 17.3.6, as well as versions 17.4 prior to 17.4.3 and 17.5 prior to 17.5.1. It is crucial for users to apply the necessary updates to mitigate this risk.

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Deploy the Patch

Affected Version(s)

GitLab 15.10 < 17.3.6

GitLab 17.4 < 17.4.3

GitLab 17.5 < 17.5.1

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-2024-8312 - Proof of Concept

References

https://gitlab.com/gitlab-org/gitlab/-/issues/481819
issue-trackingpermissions-required
https://hackerone.com/reports/2659386
technical-descriptionexploitpermissions-required

CVSS V3.1

Score:
5.4
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Changed

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

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