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RLSA-2026:6281 Important: python3.11 security update

🗓️ 07 Apr 2026 00:01:14Reported by GoogleType 
osv
 osv🔗 osv.dev👁 4 Views

Python 3.11 security update fixes webbrowser.open command line injection via crafted URLs (CVE-2026-4519).

Related
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: IBM Watson Speech Services Cartridge is vulnerable to multiple Operator package issues
21 May 202615:57
–ibm
IBM Security Bulletins		Security Bulletin: IBM App Connect Enterprise Certified Container UBI updates
7 May 202613:38
–ibm
FreeBSD		Python -- The webbrowser.open() API allows leading dashes
20 Mar 202600:00
–freebsd
FreeBSD		python -- more webbrowser.open() command injection vulnerabilities
6 Apr 202600:00
–freebsd
ATTACKERKB		CVE-2026-4519
20 Mar 202615:08
–attackerkb
ATTACKERKB		CVE-2026-4786
13 Apr 202621:52
–attackerkb
Tenable Nessus		Amazon Linux 2023 : python3.13, python3.13-devel, python3.13-freethreading (ALAS2023-2026-1555)
13 Apr 202600:00
–nessus
Tenable Nessus		Amazon Linux 2023 : python3.14, python3.14-devel, python3.14-freethreading (ALAS2023-2026-1556)
13 Apr 202600:00
–nessus
Tenable Nessus		Amazon Linux 2023 : python3.12, python3.12-devel, python3.12-idle (ALAS2023-2026-1557)
13 Apr 202600:00
–nessus
Tenable Nessus		Amazon Linux 2023 : python3.11, python3.11-devel, python3.11-idle (ALAS2023-2026-1558)
13 Apr 202600:00
–nessus
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07 Apr 2026 00:31Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.17.1
EPSS0.00015
Python three elevensecurity updatewebbrowser opencommand line injectionCVE 2026 4519
4