CVE-2023-3949: Release Description visible in public projects despite release set as project members only through atom response

Published Nov 30, 2023
·
Updated

An issue has been discovered in GitLab affecting all versions starting from 11.3 before 16.4.3, all versions starting from 16.5 before 16.5.3, all versions starting from 16.6 before 16.6.1. It was possible for unauthorized users to view a public projects’ release descriptions via an atom endpoint when release access on the public was set to only project members

Other sources

An issue has been discovered in GitLab affecting all versions starting from 11.3 before 16.4.3, all versions starting from 16.5 before 16.5.3, all versions starting from 16.6 before 16.6.1. It was possible for unauthorized users to view a public projects' release descriptions via an atom endpoint when release access on the public was set to only project members.

NVD

Affected Software

7 affected componentsFixes available
GitLab GitLab>=11.3.0<16.4.3
GitLab GitLab>=11.3.0<16.4.3
GitLab GitLab>=16.5.0<16.5.3
GitLab GitLab>=16.5.0<16.5.3
GitLab GitLab=16.6.0
GitLab GitLab=16.6.0
GitLab GitLab>=11.3<16.4.3, >=16.5<16.5.3, >=16.6<16.6.1
16.4.316.5.316.6.1

Remediation

Information

Upgrade to version 16.4.3, 16.5.3 or 16.6.1

Event History

Dec 1, 2023
CVE Published
via MITRE·07:02 AM
Data Sourced
via MITRE·07:02 AM
RemedyDescriptionSeverityWeakness
Apr 22, 2026
Data Sourced
via GitLab·08:52 AM
DescriptionSeverityAffected Software
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Frequently Asked Questions

1

What is the vulnerability identifier for this GitLab vulnerability?

The vulnerability identifier for this GitLab vulnerability is CVE-2023-3949.

2

What versions of GitLab are affected by this vulnerability?

This vulnerability affects GitLab versions starting from 11.3 before 16.4.3, starting from 16.5 before 16.5.3, and starting from 16.6 before 16.6.1.

3

What is the severity rating of CVE-2023-3949?

The severity rating of CVE-2023-3949 is medium, with a CVSS score of 5.3.

4

How can unauthorized users view a public project's release descriptions in GitLab due to this vulnerability?

Unauthorized users can view a public project's release descriptions in GitLab by accessing the atom endpoint.

5

Where can I find more information about this GitLab vulnerability?

You can find more information about this GitLab vulnerability at the following references: [link1](https://gitlab.com/gitlab-org/gitlab/-/issues/419664), [link2](https://hackerone.com/reports/2079374).

Contact

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