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Red Hat Security Advisory

RHSA-2026:84844

pcs security update

Released 2026-10-19 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 2 records

Priority HIGH 72

Tornado before 6.4.1 ignores duplicate Transfer-Encoding: chunked headers, treating requests as having no message body and parsing the chunked body as a subsequent request.

CVSS 4.0CRITICAL 9.0 Network No auth No interaction EPSS 0.00361 Published 2026-09-15 Partial fix · 6.4.1 CWE-444