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CVE-2025-10903— Loop with Unreachable Exit Condition ('Infinite Loop') in GitLab

Quick assessment

Affected
GitLab GitLab
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

GitLab 已修复 GitLab EE（企业版）中的一个问题。该问题影响从 11.10 到 19.1.7 之前的所有版本、19.2 到 19.2.5 之前的所有版本，以及 19.3 到 19.3.1 之前的所有版本。在特定条件下，经过身份验证的用户可能通过 SCIM 用户配置功能中由精心构造的输入触发的无界循环，导致拒绝服务（DoS）。

CVSS 6.5 · Medium

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service

Affected Version Matrix 3

VendorProduct Version RangeStatus
GitLab GitLab 11.10< 19.1.7 affected
19.2< 19.2.5 affected
19.3< 19.3.1 affected
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I. Basic Information for CVE-2025-10903

Vulnerability Information
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Vulnerability Title
Loop with Unreachable Exit Condition ('Infinite Loop') in GitLab
Source: CVE Program / CVE List V5
Vulnerability Description
GitLab 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
不可达退出条件的循环(无限循环)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
GitLab GitLab 11.10 ~ 19.1.7 cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2025-10903

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III. Intelligence Information for CVE-2025-10903

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Patches & Fixes for CVE-2025-10903 (1)

Other References for CVE-2025-10903 (2)

Same Patch Batch · GitLab · 2026-08-26 · 6 CVEs total

CVE-2026-18252 7.3 HIGH Inclusion of Functionality from Untrusted Control Sphere in GitLab
CVE-2026-77801 6.5 MEDIUM Allocation of Resources Without Limits or Throttling in GitLab
CVE-2026-3035 5.5 MEDIUM Authentication Bypass Using an Alternate Path or Channel in GitLab
CVE-2026-15387 4.3 MEDIUM Acceptance of Extraneous Untrusted Data With Trusted Data in GitLab
CVE-2026-7487 3.5 LOW Access Control Check Implemented After Asset is Accessed in GitLab

IV. Related Vulnerabilities

Same product: GitLab
Same vendor: GitLab
Same weakness: CWE-835

V. Comments for CVE-2025-10903

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