Path Traversal Vulnerability in Keycloak on Windows by Red Hat
CVE-2025-10043

2.7LOW

Key Information:

Vendor

Red Hat
Status
Red Hat Build Of Keycloak 26.2
Red Hat Build Of Keycloak 26.2.9
Vendor
CVE Published:
5 September 2025

What is CVE-2025-10043?

A flaw in Keycloak’s vault key management on Windows enables high-privilege administrators to exploit a path traversal issue. The previously implemented fix for a related vulnerability overlooked the Windows file separator, allowing crafted vault secret lookups to probe for files beyond the designated directory. This variant highlights the necessity for thorough validation and context-aware security measures.

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Deploy the Patch

Affected Version(s)

Red Hat build of Keycloak 26.2 26.2.9-1

Red Hat build of Keycloak 26.2 26.2-9

Red Hat build of Keycloak 26.2 26.2-9

References

https://access.redhat.com/errata/RHSA-2025:16399
vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:16400
vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/security/cve/CVE-2025-10043
vdb-entryx_refsource_REDHAT

CVSS V3.1

Score:
2.7
Severity:
LOW
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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