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    CVE-2023-4853

    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.

    Published:Sep 8, 2023
    Last Modified:Aug 4, 2026
    EPS:Sep 20, 2023
    EPSS Score:0.01215
    CVSS Score:8.1

    Affected Products

    Vendor
    Quarkus
    Product
    Quarkus
    Vendor
    Redhat
    Product
    Build Of Optaplanner
    Vendor
    Redhat
    Product
    Build Of Quarkus
    Vendor
    Redhat
    Product
    Camel K
    Vendor
    Redhat
    Product
    Camel Quarkus
    Vendor
    Redhat
    Product
    Decision Manager
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Integration Camel K
    Vendor
    Redhat
    Product
    Integration Camel Quarkus
    Vendor
    Redhat
    Product
    Integration Service Registry
    Vendor
    Redhat
    Product
    Jboss Enterprise Bpms Platform
    Vendor
    Redhat
    Product
    Jboss Middleware
    Vendor
    Redhat
    Product
    Jboss Middleware Text-only Advisories
    Vendor
    Redhat
    Product
    Openshift Container Platform
    Vendor
    Redhat
    Product
    Openshift Serverless
    Vendor
    Redhat
    Product
    Optaplanner
    Vendor
    Redhat
    Product
    Process Automation Manager
    Vendor
    Redhat
    Product
    Quarkus
    Vendor
    Redhat
    Product
    Rhosemc
    Vendor
    Redhat
    Product
    Serverless
    Vendor
    Redhat
    Product
    Service Registry

    Exploits

    https://access.redhat.com/security/vulnerabilities/RHSB-2023-002https://access.redhat.com/security/vulnerabilities/RHSB-2023-002

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-50559 (CVSS 7.5) — Quarkus is a Java framework for building cloud-native applications. Prior to versions 3.37.0, 3.36.3, 3.33.2.1…
    CVE-2026-39852 (CVSS 8.8) — Quarkus is a Java framework for building cloud-native applications. In versions prior to 3.20.6.1, 3.27.3.1, 3…
    CVE-2025-66560 (CVSS 5.9) — Quarkus is a Cloud Native, (Linux) Container First framework for writing Java applications. Prior to versions …
    CVE-2025-49574 (CVSS 6.4) — Quarkus is a Cloud Native, (Linux) Container First framework for writing Java applications. In versions prior …
    CVE-2024-12225 (CVSS 9.1) — A vulnerability was found in Quarkus in the quarkus-security-webauthn module. The Quarkus WebAuthn module publ…
    CVE-2023-6267 (CVSS 8.6) — A flaw was found in the json payload. If annotation based security is used to secure a REST resource, the JSON…
    CVE-2023-6394 (CVSS 7.4) — A flaw was found in Quarkus. This issue occurs when receiving a request over websocket with no role-based perm…
    CVE-2023-5720 (CVSS 7.7) — A flaw was found in Quarkus, where it does not properly sanitize artifacts created using the Gradle plugin, al…
    CVE-2023-1584 (CVSS 7.5) — A flaw was found in Quarkus. Quarkus OIDC can leak both ID and access tokens in the authorization code flow wh…
    CVE-2023-0481 (CVSS 3.3) — In RestEasy Reactive implementation of Quarkus the insecure File.createTempFile() is used in the FileBodyHandl…

    References

    https://access.redhat.com/errata/RHSA-2023:5170
    https://access.redhat.com/errata/RHSA-2023:5310
    https://access.redhat.com/errata/RHSA-2023:5337
    https://access.redhat.com/errata/RHSA-2023:5446
    https://access.redhat.com/errata/RHSA-2023:5479
    https://access.redhat.com/errata/RHSA-2023:5480
    https://access.redhat.com/errata/RHSA-2023:6107
    https://access.redhat.com/errata/RHSA-2023:6112
    https://access.redhat.com/errata/RHSA-2023:7653
    https://access.redhat.com/security/cve/CVE-2023-4853
    https://access.redhat.com/security/vulnerabilities/RHSB-2023-002
    https://bugzilla.redhat.com/show_bug.cgi?id=2238034
    https://access.redhat.com/errata/RHSA-2023:5170
    https://access.redhat.com/errata/RHSA-2023:5310
    https://access.redhat.com/errata/RHSA-2023:5337
    https://access.redhat.com/errata/RHSA-2023:5446
    https://access.redhat.com/errata/RHSA-2023:5479
    https://access.redhat.com/errata/RHSA-2023:5480
    https://access.redhat.com/errata/RHSA-2023:6107
    https://access.redhat.com/errata/RHSA-2023:6112
    https://access.redhat.com/errata/RHSA-2023:7653
    https://access.redhat.com/security/cve/CVE-2023-4853
    https://access.redhat.com/security/vulnerabilities/RHSB-2023-002
    https://bugzilla.redhat.com/show_bug.cgi?id=2238034

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High