Medium [CVE-2026-11827] Information disclosure via improper authorization controls
This medium-severity Red Hat Linux advisory covers CVE-2026-11827 affecting OpenShift Pipelines, Red Hat OpenShift Container Platform 4.
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Summary
GitLab has remediated an issue in GitLab EE affecting all versions from 9.5 before 18.11.7, 19.0 before 19.0.4, and 19.1 before 19.1.2 that under certain conditions could have allowed an authenticated user with maintainer-role permissions to obtain another user's stored credentials due to improper authorization controls. A flaw was found in GitLab EE.
This vulnerability allows the user to obtain other users' stored credentials, leading to unauthorized information disclosure. Red Hat severity: Moderate — CVSS 4.9 (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N).
Weakness: CWE-266. Affected Red Hat products: OpenShift Pipelines; Red Hat OpenShift Container Platform 4.
Red Hat does not currently list a fixing RHSA for this CVE.
- < 9.5
- < 18.11.7
- < 19.0
- < 19.0.4
- < 19.1
- < 19.1.2
Official advisory · high-confidence parse· fetched 10 days ago·verify at source
Fixed versions
No fixed release is recorded yet. That does not prove no patch exists — confirm against the vendor advisory.
Official advisory · high-confidence parse· fetched 10 days ago·verify at source
Mitigation
The source record does not include mitigation steps. That is not a statement that no fix exists — read the vendor advisory below for the authoritative guidance.
Official advisory · high-confidence parse· fetched 10 days ago·verify at source
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