Path Equivalence Affecting io.quarkus:quarkus-keycloak-authorization package, versions [,3.20.6.2)[3.21.0.CR1,3.27.4.1)[3.28.0.CR1,3.33.2.1)[3.34.0.CR1,3.36.3)[3.37.0.CR1,3.37.0)
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-JAVA-IOQUARKUS-17375077
- published18 Jun 2026
- disclosed17 Jun 2026
- creditGeorgios Andrianakis
Introduced: 17 Jun 2026
CVE-2026-50559 (opens in a new tab)How to fix?
Upgrade io.quarkus:quarkus-keycloak-authorization to version 3.20.6.2, 3.27.4.1, 3.33.2.1, 3.36.3, 3.37.0 or higher.
Overview
Affected versions of this package are vulnerable to Path Equivalence in the pathWithoutMatrixParams() of AbstractPathMatchingHttpSecurityPolicy via specially crafted HTTP requests containing encoded semicolons, slashes, or backslashes in the request path. An attacker can gain unauthorized access to protected static resources and retrieve sensitive information by circumventing path-based authorization controls.