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Medium4.3GitLab Updated

Medium [CVE-2026-15387] Acceptance of Extraneous Untrusted Data With Trusted Data in GitLab

This medium-severity GitLab advisory covers CVE-2026-15387 affecting GitLab.

CVE-2026-15387 Published Aug 26, 2026Updated by vendor Aug 26, 2026
Affected products & platforms
GitLabUnclassified
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Summary

GitLab has remediated an issue in GitLab EE affecting all versions from 19.1 before 19.1.7, 19.2 before 19.2.5, and 19.3 before 19.3.1 that, under certain conditions, an authenticated user with developer-role permissions could have influenced the execution environment of Pipeline Execution Policy enforcement jobs, due to improper handling of job dependencies.

Affected versions
  • GitLab 19.1 before 19.1.7
  • GitLab 19.2 before 19.2.5
  • GitLab 19.3 before 19.3.1

Official advisory · high-confidence parse· fetched 2 hours ago·verify at source

Fixed versions
  • 19.1.7
  • 19.2.5
  • 19.3.1

Official advisory · high-confidence parse· fetched 2 hours ago·verify at source

Mitigation

Upgrade to a fixed release: 19.1.7, 19.2.5, 19.3.1. 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 2 hours ago·verify at source

Discussion(0)

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