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Quarkus: Authentication/Authorization Bypass via Advanced Path Normalization Vulnerabilities
Quarkus: Authentication/Authorization Bypass via Advanced Path Normalization Vulnerabilities
Affected packages
- io.quarkus:quarkus-vertx-http— before 3.20.6.2
Exploit signal
- Known exploited (CISA KEV)
- No
- EPSS score
- 0.46%
- EPSS percentile
- 37.8%
EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs. This advisory is in the top 38%.
Sources
- https://github.com/quarkusio/quarkus/security/advisories/GHSA-qcxp-gm7m-4j5v
- https://nvd.nist.gov/vuln/detail/CVE-2026-50559
- https://github.com/quarkusio/quarkus/commit/919b80017d85564143a845b38e9cca54aff5b3cc
- https://access.redhat.com/errata/RHSA-2026:26017
- https://access.redhat.com/errata/RHSA-2026:26018
- https://access.redhat.com/errata/RHSA-2026:26194
- https://access.redhat.com/errata/RHSA-2026:26586
- https://access.redhat.com/errata/RHSA-2026:34608
- https://access.redhat.com/errata/RHSA-2026:36820
- https://access.redhat.com/errata/RHSA-2026:48151
- https://access.redhat.com/security/cve/CVE-2026-50559
- https://bugzilla.redhat.com/show_bug.cgi?id=2486959
- https://github.com/quarkusio/quarkus
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-50559.json
Structured record: https://osv.dev/vulnerability/GHSA-qcxp-gm7m-4j5v
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