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CVE-2026-12436

Improperly Controlled Modification of Dynamically-Determined Object Attributes in GitLab

Published: Jul 29, 2026Updated: Aug 3, 2026 Sources: CVE List NVDCWE-915
8.4HIGH
NVD MITRE
EPSS Score
0.3%
Top 76.7%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:HPR:LUI:NS:CC:HI:HA:L
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:LAvailability
Low
Open in CVSS calculator →

Weaknesses

CWE-915

Affected Products

GitLab
commercial·NLaka gitlab ce/ee
GitLabSaaSWeb App
DevTools & CI / ci-cd
and 1 more affected products View all →

Exploitability

Official Patch Available
Is your org exposed to CVE-2026-12436?We can run the check for you — a free external exposure review, no install. Check my exposure

References

https://gitlab.com/gitlab-org/gitlab/-/work_items/603223
gitlab.com
https://hackerone.com/reports/3800511
hackerone.com
https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-2-1-released/
docs.gitlab.com

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