Linux · Red Hat · Security advisory · September 19, 2026

RHSA-2026:67146: python3-tornado security update

RHSA-2026:67146, released September 19, 2026, fixes 4 CVEs in python3-tornado (version 0:6.5.8-0.el9_8.1). None of them is reported as exploited. Patch Radar priority: High.

High
CVEs closed
4
None rated Critical
Exploited
0
None reported
Highest CVSS
7.7
Base score, 0 to 10
Highest EPSS
0.0057
47th percentile

Priority of the 4 CVEs

Patch now 0 Urgent 0 High 4 Routine 0

Fixed package versions

ProductReleaseFixed in
python3-tornadoRHEL 90:6.5.8-0.el9_8.1

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
High CVE-2026-49855 python3-tornado: Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, excepti...7.7 0.0057 None reported
High CVE-2026-49853 python-tornado: Tornado is a Python web framework and asynchronous networking library7.7 0.0045 None reported
High CVE-2026-91990 python3-tornado: Tornado before 6.5.8 contains a memory amplification vulnerability in parse_multipart_form_data that splits multipart...7.5 0.0042 None reported
High CVE-2026-82397 python3-tornado: Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, excepti...7.5 0.0035 None reported
Showing 1 to 4 of 4 1

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