High7.4Red Hat & Ubuntu Linux

HTTP Request Smuggling via Duplicate Content-Length Headers

CVE-2026-39805 Published May 1, 2026

CVE-2026-39805

Affected products & platforms

Red Hat & Ubuntu LinuxUnclassified

Summary

HTTP Request Smuggling via Duplicate Content-Length Headers. Red Hat rates this important (CVSS 7.4). Weakness: CWE-444. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released.

Mitigation checklist

Recommended fix / mitigation

Red Hat rates this important; a fix erratum may not be out yet — apply the RHSA as soon as it publishes.

Official advisory · high-confidence parse· fetched 1 day ago·verify at source

Discussion(0)

No comments yet. Share field notes, upgrade gotchas, or questions — verify against the vendor advisory before acting on community advice.