CVE-2026-112212
HIGH
7,5
Source: [email protected]
Attack Vector: network
Attack Complexity: high
Privileges Required: none
User Interaction: required
Scope: changed
Confidentiality: high
Integrity: low
Availability: low
Description
AI Translation Available
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, under certain conditions, an unauthenticated user could have poisoned a shared cache's OAuth/OIDC discovery document to redirect certain flows to an externally controlled server, due to improper trust of user-supplied values when constructing endpoint URLs in cached discovery responses.
444
Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')
IncompleteCommon Consequences
Security Scopes Affected:
Integrity
Non-Repudiation
Access Control
Potential Impacts:
Unexpected State
Hide Activities
Bypass Protection Mechanism
Applicable Platforms
Technologies:
Web Based, Web Server
https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-5-1-released/
https://gitlab.com/gitlab-org/gitlab/-/work_items/627499