Medium [CVE-2026-109955] Security bypass via double path decoding
This medium-severity Red Hat Linux advisory covers CVE-2026-109955; related products: Red Hat Hardened Images, Migration Toolkit for Applications 8, Red Hat Ansible Automation Platform 2.
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Summary
Security bypass via double path decoding. Red Hat rates this moderate (CVSS 5.3).
Weakness: CWE-551. Red Hat lists fixing advisory RHSA-2026:84431 with package grafana13-1-main-13.1.7-0.2.hum1, grafana12-4-main-12.4.12-0.5.hum1, grafana13-2-main-13.2.3-0.2.hum1.
Affected products named by the advisory: Red Hat Hardened Images; Migration Toolkit for Applications 8; Red Hat Ansible Automation Platform 2; Red Hat Enterprise Linux 10; and 3 more.
Affected products named by the advisory: Red Hat OpenShift AI (RHOAI); Red Hat OpenShift Dev Spaces; Red Hat package: grafana.
- < 4.12.4
- < 4.13.11
Official advisory · high-confidence parse· fetched 17 days ago·verify at source
- grafana13-1-main-13.1.7-0.2.hum1
- grafana12-4-main-12.4.12-0.5.hum1
- grafana13-2-main-13.2.3-0.2.hum1
- RHSA-2026:84431
Official advisory · high-confidence parse· fetched 17 days ago·verify at source
Mitigation checklist
- Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.
Official advisory · high-confidence parse· fetched 17 days ago·verify at source
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