High7.4Red Hat Linux

High [CVE-2026-33805] @fastify/reply-from: @fastify/http-proxy: Fastify Reply From and HTTP Proxy: Security bypass via Connection header manipulation

This high-severity Red Hat Linux advisory covers CVE-2026-33805 affecting Red Hat OpenShift Dev Spaces 3.27, Red Hat OpenShift AI (RHOAI).

CVE-2026-33805 Published Apr 15, 2026

CVE-2026-33805

Affected products & platforms

Red Hat LinuxUnclassified

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Summary

@fastify/reply-from: @fastify/http-proxy: Fastify Reply From and HTTP Proxy: Security bypass via Connection header manipulation. Red Hat rates this important (CVSS 7.4).

Weakness: CWE-444. Affected package(s): devspaces/dashboard-rhel9:1776795511.

Resolved in Red Hat advisory RHSA-2026:10175 — update the affected packages (`sudo dnf update`).

Affected products named by the advisory: Red Hat OpenShift Dev Spaces 3.27; Red Hat OpenShift AI (RHOAI).

Affected versions

devspaces/dashboard-rhel9:1776795511

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Fixed versions

RHSA-2026:10175

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Mitigation checklist

Recommended fix / mitigation

Update the affected package(s) to the fixed version shipped in RHSA-2026:10175 (`sudo dnf update` / `yum update`).

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

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