Advisory severityLow3.7GitLab

Low [CVE-2023-5831] Insertion of Sensitive Information Into Sent Data in GitLab

This low-severity GitLab advisory covers CVE-2023-5831 affecting GitLab.

Aggregated and source-linked by VulniPulse. Data sources, validation and limitations.

CVE-2023-5831 Source published Nov 6, 2023Source updated Oct 11, 2026

VulniPulse record published Oct 10, 2026Record updated Oct 11, 2026

CVE-2023-5831

Affected products & platforms

GitLabUnclassified

Open source advisory

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Summary

An issue has been discovered in GitLab CE/EE affecting all versions starting from 16.0 before 16.3.6, all versions starting from 16.4 before 16.4.2, and all versions starting from 16.5.0 before 16.5.1 which have the `super_sidebar_logged_out` feature flag enabled.

Affected versions with this default-disabled feature flag enabled may unintentionally disclose GitLab version metadata to unauthorized actors.

Affected versions

GitLab 16.0 before 16.3.6
GitLab 16.4 before 16.4.2
GitLab 16.5 before 16.5.1

Official advisory · high-confidence parse· fetched 5 days ago·verify at source

Fixed versions

16.3.6
16.4.2
16.5.1

Official advisory · high-confidence parse· fetched 5 days ago·verify at source

Mitigation

Upgrade to a fixed release: 16.3.6, 16.4.2, 16.5.1. That is the remediation for this advisory.

The vendor advisory may list additional interim mitigations or workarounds not captured here — review it before change work.

Official advisory · high-confidence parse· fetched 5 days ago·verify at source

Discussion(0)

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