Linux · Security advisory · August 3, 2026

ALAS2023-2026-2016: Security update for 4 packages

ALAS2023-2026-2016, released August 3, 2026, fixes 3 CVEs across 4 products. None of them is reported as exploited. Patch Radar priority: High.

High
CVEs closed
3
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0057
47th percentile

Priority of the 3 CVEs

Patch now 0 Urgent 0 High 3 Routine 0

Fixed package versions

ProductReleaseFixed in
python-tornado-debugsourceamzn 20236.1.0-2.amzn2023.0.9
python-tornado-docamzn 20236.1.0-2.amzn2023.0.9
python3-tornadoamzn 20236.1.0-2.amzn2023.0.9
python3-tornado-debuginfoamzn 20236.1.0-2.amzn2023.0.9

CVEs this fix closes

PriorityCVETitleImpactCVSSEPSSExploitation
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 library 7.7 0.0045 None reported
High CVE-2026-49854 python-tornado: This update for python-tornado fixes the following issues - CVE-2026-49853: authorization header forwarded across cr... n/a 0.0042 None reported
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