Advisory severityHigh7.5Red Hat Linux

High [CVE-2026-88012] Denial of Service via slow HTTP/3 request bodies

This high-severity Red Hat Linux advisory covers CVE-2026-88012; related products: Red Hat OpenShift Dev Spaces.

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

CVE-2026-88012 Source published Sep 10, 2026Source updated Sep 10, 2026

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

CVE-2026-88012

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Summary

Denial of Service via slow HTTP/3 request bodies. Red Hat rates this important (CVSS 7.5).

Weakness: CWE-770.

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 11 days ago·verify at source

Fixed versions

2.11.56
3.7.12

Official advisory · high-confidence parse· fetched 11 days ago·verify at source

Mitigation checklist

Recommended fix / mitigation

Disable HTTP/3 on Traefik entrypoints handling client traffic, or enforce strict request timeout controls at the upstream server/backend level until updated packages are deployed.

Official advisory · high-confidence parse· fetched 11 days ago·verify at source

Discussion(0)

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