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Highest advisory severityMedium 1 vendor · 1 advisory

CVE-2026-65602

CVE-2026-65602: 1 tracked advisory record across Red Hat. Compare source-reported impact, fixes and remediation.

Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.

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Vendor advisory comparison

Red Hat

1 advisory
  • Advisory severityMedium6.4

    Medium [CVE-2026-65602] Information disclosure and integrity bypass via IngressRouteTCP cross-provider reference

    CVE-2026-65602Source published Source updated

    Traefik 3.6.0 through 3.6.22 and 3.7.0 through 3.7.6 fail to enforce the crossProviderNamespaces allowlist for IngressRouteTCP service serversTransport references (the allowlist was only enforced for HTTP serversTransport references). A low-privileged Kubernetes user in a namespace not listed in crossProviderNamespaces can set serversTransport: foo@file on an IngressRouteTCP service, causing Traefik to accept the forbidden cross-provider reference and use a file-provider TCPServersTransport — including privileged backend mTLS client certificates, SPIFFE identity, or PROXY-protocol settings. This is fixed in 3.6.23 and 3.7.7. Red Hat OpenShift Dev Spaces ships a version of traefik affected by this vulnerability. Exploitation requires specific Kubernetes RBAC permissions and a…

    Affected products in this advisory
    • Red Hat OpenShift Dev Spaces
    Source-reported affected versions
    • 3.6.0
    • 3.6.22
    • 3.7.0
    • 3.7.6
    Source-reported fixed versions
    • 3.6.23
    • 3.7.7
    Mitigation guidance
    • Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    Full advisory and evidenceOpen source bulletin

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