Advisory severityMedium6.8Red Hat Linux

Medium [CVE-2026-88004] Security bypass and identity spoofing via unsanitized request trailers

This medium-severity Red Hat Linux advisory covers CVE-2026-88004; related products: Red Hat OpenShift Dev Spaces.

Aggregated and source-linked by VulniPulse. Data sources, validation and limitations.

CVE-2026-88004 Source published Sep 10, 2026Source updated Sep 10, 2026

VulniPulse record published Sep 23, 2026Record updated Sep 28, 2026

CVE-2026-88004

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Summary

Security bypass and identity spoofing via unsanitized request trailers. Red Hat rates this moderate (CVSS 6.8).

Weakness: CWE-444.

Affected product named by the advisory: Red Hat OpenShift Dev Spaces.

Affected versions

No affected-version range was extracted from the source record. The vendor advisory is authoritative — check it before change work.

Official advisory · high-confidence parse· fetched 12 days ago·verify at source

Fixed versions

3.7.13

Official advisory · high-confidence parse· fetched 12 days ago·verify at source

Mitigation checklist

Recommended fix / mitigation

Configure backend application servers to ignore HTTP request trailers, or disable HTTP/2 and chunked request buffering/retry middleware on Traefik entrypoints handling untrusted header-based authorization routing.

Official advisory · high-confidence parse· fetched 12 days ago·verify at source

Discussion(0)

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