Loop with Unreachable Exit Condition ('Infinite Loop') in GitLab

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2025-10903
StatePUBLISHED
AssignerGitLab
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-08-26 14:17:06 UTC
Updated2026-08-31 15:41:10 UTC
DescriptionGitLab has remediated an issue in GitLab EE affecting all versions from 11.10 before 19.1.7, 19.2 before 19.2.5, and 19.3 before 19.3.1 that, under certain conditions, an authenticated user could have caused denial of service, due to an unbounded loop triggered by specially crafted input in the SCIM user provisioning feature.

Risk And Classification

Primary CVSS: v3.1 6.5 MEDIUM from [email protected]

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

EPSS: 0.004220000 probability, percentile 0.351670000 (date 2026-08-30)

Problem Types: CWE-835 | CWE-835 CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop')

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary6.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
3.1CNACVSS6.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Gitlab Gitlab All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA GitLab GitLab affected 11.10 19.1.7 semver Not specified
CNA GitLab GitLab affected 19.2 19.2.5 semver Not specified
CNA GitLab GitLab affected 19.3 19.3.1 semver Not specified

References

ReferenceSourceLinkTags
hackerone.com/reports/3292470 [email protected] hackerone.com Permissions Required, Third Party Advisory
docs.gitlab.com/releases/patches/patch-release-gitlab-19-3-1-released [email protected] docs.gitlab.com Release Notes, Vendor Advisory
gitlab.com/gitlab-org/gitlab/-/work_items/571842 [email protected] gitlab.com Issue Tracking, Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Thanks [rafabd1](https://hackerone.com/rafabd1) for reporting this vulnerability through our HackerOne bug bounty program (en)

Additional Advisory Data

Solutions

CNA: Upgrade to versions 19.1.7, 19.2.5, 19.3.1 or above.

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