CVE-2026-12436CWE-915

CVE-2026-12436

High · published July 30, 2026

CVSS v3.1
8.4
EPSS
0%
Percentile
39.0
In the wild
Unconfirmed
What it is

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.0 before 19.0.5, 19.1 before 19.1.3, and 19.2 before 19.2.1 that under certain conditions could have allowed an authenticated user to modify CI/CD configuration belonging to another user due to improper validation of user-supplied attributes when processing pipeline schedule inputs.

The record
Technical detail
CVSS v3.1
8.4 · HIGH
Vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:L
CVSS v4.0
Not supplied
EPSS
0.00462 · 39.0th percentile
Weakness
CWE-915 · Improperly Controlled Modification of Dynamically-Determined Object Attributes
Published
2026-07-30T00:17Z
Affected products (6)
ProductVersionsFixed in
gitlab/gitlab≥ 18.0.0, < 19.0.519.0.5
gitlab/gitlab≥ 18.0.0, < 19.0.519.0.5
gitlab/gitlab≥ 19.1.0, < 19.1.319.1.3
gitlab/gitlab≥ 19.1.0, < 19.1.319.1.3
gitlab/gitlaball versions—
gitlab/gitlaball versions—
References (3)
https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-2-1-released/ · [email protected]https://gitlab.com/gitlab-org/gitlab/-/work_items/603223 · [email protected]https://hackerone.com/reports/3800511 · [email protected]
EPSS history
Timeline
  • 29 JUL 19:00Z
    Improperly Controlled Modification of Dynamically-Determined Object Attributes in GitLab
    cvelistv5