CVE-2026-12664

MediumCVSS 6.8/10Last modified Nov 4, 2026

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, under certain conditions, could have allowed an authenticated user with a read_api-scoped token to retrieve a project's incoming email address and create work items, bypassing the token's restrictions, due to insufficient scope enforcement on a GraphQL field.

Metrics

CVSS 3.1 6.8/10CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N

Weakness enumeration

CWE-863

Affected software

Vendor	Product	Versions
GitLab	GitLab	>= 18.2, < 19.3.6; >= 19.4, < 19.4.3; >= 19.5, < 19.5.1

References

https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-5-1-released/Release Notes, Vendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/work_items/603510Permissions Required
https://hackerone.com/reports/3735499Permissions Required

Timeline

Published: Oct 22, 2026
Last modified: Nov 4, 2026
NVD status: Analyzed

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