CVE-2026-13319

medium

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.10 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, could have all…

Vendor / product: Gitlab — gitlab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.10 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, could have allowed an authenticated to read milestone metadata, including titles, descriptions, and full project paths, from arbitrary private projects across the instance without any project membership, due to missing authorization checks on a user-supplied project filter parameter in the group milestones API.

CVSS

6.5

6.5 (CVSS v3.1)

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Severity source: NVD CVSS v3.1 (nvd@nist.gov)

Timeline (UTC)

Published: 2026-10-22 01:16

Modified: 2026-10-27 14:08

NVD status: Analyzed

Last synced 18 hours ago

Verified against the source API 2026-10-28 11:30 UTC

Exploitation

Not listed in CISA KEV (as of last catalog sync)

Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).

Affected products

gitlab / gitlab ≥15.10 <19.3.6, ≥19.4.0 <19.4.3, 19.5.0

Weakness classification (CWE)

CWE-639

Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.

Mitigation & advisories

Vendor advisory: https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-5-1-released/

References

https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-5-1-released/ cve@gitlab.com
https://gitlab.com/gitlab-org/gitlab/-/work_items/604064 cve@gitlab.com
https://hackerone.com/reports/3792168 cve@gitlab.com

Data sources

NVD CVE API 2.0 — fetched 2026-10-28 11:30 UTC · record ↗

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CVE-2026-13319

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Weakness classification (CWE)

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References

Data sources

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