GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user with developer-role permissions to bypass package protection rules due to improper access control.
CVE-2026-3607
MEDIUMNVD 4.34.3—
EchelonGraph scoreHIGH confidence
Score 4.3 from GitHub Security Advisory published 2026-05-14. NVD baseline CVSS 4.3; sources differ by 0.0.
Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
4.3
- CVSS v3
- 4.3
- EG Score
- 4.3(high)
- EPSS
- 1.4%
- KEV
- Not listed
Published
May 14, 2026
Last Modified
May 15, 2026
References (3)
Frequently asked(5)
What is CVE-2026-3607?
CVE-2026-3607 is a medium vulnerability published on May 14, 2026. GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user with developer-role permissions to bypass package protection rules due to improper access control.
When was CVE-2026-3607 disclosed?
CVE-2026-3607 was first published in the National Vulnerability Database on May 14, 2026, with the most recent update on May 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-3607 actively exploited?
CVE-2026-3607 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-3607?
CVE-2026-3607 has a CVSS v3 base score of 4.3 (NVD).
How do I remediate CVE-2026-3607?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-3607, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2026-3607
Is Your Infrastructure Affected by CVE-2026-3607?
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