Vulnerability record · CVE-2026-13319 · published 22 October 2026

CVE-2026-13319: Gitlab insecure direct object reference vulnerability

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.

6.5 CVSS 3.1 Medium EPSS 0.24% · top 85.1% CWE-639 · Insecure direct object reference

6.5CVSS 3.1 base score

0.24%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

3References

4 Nov 2026Last modified by NVD

Description

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Gitlab Gitlab

References

Link	Tags
https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-5-1-released/	Release NotesVendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/work_items/604064	Permissions Required
https://hackerone.com/reports/3792168	Permissions Required

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-13319), CISA KEV, FIRST EPSS (scores of 2026-11-11). This page is refreshed as NVD updates the record.