🔐 CVE Alert

CVE-2026-3855

LOW 3.1

Improper Control of Resource Identifiers ('Resource Injection') in GitLab

CVSS Score
3.1
EPSS Score
0.0%
EPSS Percentile
0th

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2.7 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that under certain conditions could have allowed an authenticated user with project-level permissions to access restricted file contents on the server or cause denial of service due to improper validation of parameters in the Terraform state upload functionality.

CWE CWE-99
Vendor gitlab
Product gitlab
Ecosystems
Industries
Technology
Published Sep 16, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

Affected Versions

GitLab / GitLab
18.2.7 < 19.1.8 19.2 < 19.2.6 19.3 < 19.3.2

References

NVD ↗ CVE.org ↗ EPSS Data ↗
gitlab.com: https://gitlab.com/gitlab-org/gitlab/-/work_items/592821 hackerone.com: https://hackerone.com/reports/3575167 docs.gitlab.com: https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-3-2-released/

Credits

Thanks [ahacker1](https://hackerone.com/ahacker1) for reporting this vulnerability through our HackerOne bug bounty program