Quarkus HTTP vulnerable to incorrect evaluation of permissions
A flaw was found in Quarkus where HTTP security policies are not sanitizing certain character permutations correctly when accepting requests, resulting in incorrect evaluation of permissions. This issue could allow an attacker to bypass the security policy altogether, resulting in unauthorized endpoint access and possibly a denial of service.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Java / Kotlin (Maven) | io.quarkus:quarkus-csrf-reactive | < 2.16.11.Final, >= 3.0.0, < 3.2.6.Final, >= 3.3.0, < 3.3.3 | 2.16.11.Final, 3.2.6.Final, 3.3.3 |
| Java / Kotlin (Maven) | io.quarkus:quarkus-keycloak-authorization | < 2.16.11.Final, >= 3.0.0, < 3.2.6.Final, >= 3.3.0, < 3.3.3 | 2.16.11.Final, 3.2.6.Final, 3.3.3 |
| Java / Kotlin (Maven) | io.quarkus:quarkus-undertow | < 2.16.11.Final, >= 3.0.0, < 3.2.6.Final, >= 3.3.0, < 3.3.3 | 2.16.11.Final, 3.2.6.Final, 3.3.3 |
| Java / Kotlin (Maven) | io.quarkus:quarkus-vertx-http | < 2.16.11.Final, >= 3.0.0, < 3.2.6.Final, >= 3.3.0, < 3.3.3 | 2.16.11.Final, 3.2.6.Final, 3.3.3 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2023-4853
- https://github.com/quarkusio/quarkus/issues/35785
- https://github.com/quarkusio/quarkus/discussions/35940
- https://github.com/quarkusio/quarkus
- https://bugzilla.redhat.com/show_bug.cgi?id=2238034
- https://access.redhat.com/security/vulnerabilities/RHSB-2023-002
- https://access.redhat.com/security/cve/CVE-2023-4853
- https://access.redhat.com/errata/RHSA-2023:7653
- https://access.redhat.com/errata/RHSA-2023:6112
- https://access.redhat.com/errata/RHSA-2023:6107
- https://access.redhat.com/errata/RHSA-2023:5480
- https://access.redhat.com/errata/RHSA-2023:5479
- https://access.redhat.com/errata/RHSA-2023:5446
- https://access.redhat.com/errata/RHSA-2023:5337
- https://access.redhat.com/errata/RHSA-2023:5310
- https://access.redhat.com/errata/RHSA-2023:5170
- https://access.redhat.com/articles/11258
- CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H- Weakness (CWE)
CWE-148, CWE-863- Platform
- Java / Kotlin (Maven)
- Package
io.quarkus:quarkus-csrf-reactive, io.quarkus:quarkus-keycloak-authorization, io.quarkus:quarkus-undertow- Disclosed
- 20.09.2023
- Updated
- 11.10.2026 12:21
Sources and licenses
OSV / GitHub Advisory Database - GHSA-4f4r-wgv2-jjvg - CC BY 4.0
Vulnerability history: io.quarkus:quarkus-keycloak-authorization
All published vulnerabilities of this package (Java / Kotlin (Maven)), newest first. Shows whether this is a one-off slip or a package that needs watching.
This is the only known vulnerability of this package.
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