GitLab EE SCIM User Provisioning DoS via Unbounded Loop (19.1.7/19.2.5/19.3.1)
CVE-2025-10903 Published on August 26, 2026
Loop with Unreachable Exit Condition ('Infinite Loop') in GitLab
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.
Vulnerability Analysis
CVE-2025-10903 can be exploited with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.
Weakness Type
What is an Infinite Loop Vulnerability?
The program contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop. If the loop can be influenced by an attacker, this weakness could allow attackers to consume excessive resources such as CPU or memory.
CVE-2025-10903 has been classified to as an Infinite Loop vulnerability or weakness.
Products Associated with CVE-2025-10903
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Affected Versions
GitLab:- Version 11.10 and below 19.1.7 is affected.
- Version 19.2 and below 19.2.5 is affected.
- Version 19.3 and below 19.3.1 is affected.