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Highest advisory severityCritical 1 vendor · 1 advisory

CVE-2026-88008

CVE-2026-88008: 1 tracked advisory record across Red Hat. Compare vendor sources and published fix guidance.

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.

Vendor advisory comparison

Red Hat

1 advisory
  • Advisory severityCritical9.1

    Critical [CVE-2026-88008] Incorrect authorization due to HTTP/2 protocol confusion

    CVE-2026-88008Source published Source updated

    Incorrect authorization due to HTTP/2 protocol confusion. Red Hat rates this critical (CVSS 9.1). Weakness: CWE-358. Affected product named by the advisory: Red Hat OpenShift Dev Spaces.

    Related products — impact not confirmed
    • Red Hat OpenShift Dev Spaces
    Source-reported affected versions
    Affected-version details not available in this record.
    Source-reported fixed versions
    • 2.11.57
    • 3.7.13
    Mitigation guidance
    • Disable h2c (HTTP/2 over cleartext) upgrades on downstream backend services, or configure Traefik gateway entrypoints to strip 'Upgrade: h2c' and 'HTTP2-Settings' headers from incoming client requests before routing to internal backends.

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