Quarkus has Authentication/Authorization bypasses
Quarkus version 3.32.4 is vulnerable to an authorization bypass issue (GHSL-2026-099), in which semicolons (matrix parameters) in HTTP requests can be used to bypass security constraints, potentially allowing unauthorized access to protected resources.
Unauthenticated or lower-privileged users can bypass HTTP path-based authorization policies by appending a semicolon (;) and arbitrary text to the request URL. The vulnerability arises from a path-normalization inconsistency: Quarkus's security layer performs authorization checks on the raw URL path (which preserves matrix parameters), whereas RESTEasy Reactive's routing layer strips matrix parameters before matching endpoints. This allows requests like /api/admin;anything to bypass policies protecting /api/admin while still routing to the protected endpoint.
Impact
This issue may lead to Authentication/Authorization bypasses.
Credits
This issue was discovered with the GitHub Security Lab Taskflow Agent and manually verified by GHSL team members @p- (Peter Stöckli) and @m-y-mo (Man Yue Mo).
Software afectado
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| Plataforma | Paquete | Versiones vulnerables | Corregida en |
|---|---|---|---|
| Java / Kotlin (Maven) | io.quarkus:quarkus-vertx-http | < 3.20.6.1, >= 3.21.0, < 3.27.3.1, >= 3.30.0, < 3.33.1.1, >= 3.34.0, < 3.35.1.1 | 3.20.6.1, 3.27.3.1, 3.33.1.1, 3.35.1.1 |
Referencias
- https://github.com/quarkusio/quarkus/security/advisories/GHSA-rc95-pcm8-65v9
- https://nvd.nist.gov/vuln/detail/CVE-2026-39852
- https://access.redhat.com/errata/RHSA-2026:11720
- https://access.redhat.com/errata/RHSA-2026:11721
- https://access.redhat.com/errata/RHSA-2026:13631
- https://access.redhat.com/errata/RHSA-2026:17789
- https://access.redhat.com/errata/RHSA-2026:25089
- https://access.redhat.com/errata/RHSA-2026:34608
- https://access.redhat.com/errata/RHSA-2026:54435
- https://access.redhat.com/security/cve/CVE-2026-39852
- https://bugzilla.redhat.com/show_bug.cgi?id=2457819
- https://github.com/quarkusio/quarkus
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-39852.json
- Vector CVSS
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N- Debilidad (CWE)
CWE-287, CWE-551, CWE-863- Plataforma
- Java / Kotlin (Maven)
- Paquete
io.quarkus:quarkus-vertx-http- Publicada
- 04.05.2026
- Actualizado
- 11.10.2026 13:20
Fuentes y licencias
OSV / GitHub Advisory Database - GHSA-rc95-pcm8-65v9 - CC BY 4.0
Historial de vulnerabilidades: io.quarkus:quarkus-vertx-http
Todas las vulnerabilidades publicadas de este paquete (Java / Kotlin (Maven)), de la más reciente a la más antigua. Muestra si es un fallo aislado o un paquete que hay que vigilar.
- Entradas en total
- 5
- Primera → última
- 12.2022 07.2026
- Sin corrección
- 0
- Explotada en ataques
- 0
Distribución por gravedad
- Alta 4
- Media 1
Divulgaciones por año
- 2022: 1
- 2023: 2
- 2024: 0
- 2025: 0
- 2026: 2
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Quarkus has Authentication/Authorization bypasses esta entrada
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