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BIT-LIBPYTHON-2026-17084 stringprep.map_table_b2() deviates from RFC 3454 Table B.2

🗓️ 11 Sep 2026 05:48:23Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 15 Views

stringprep.map_table_b2() uses latest Unicode instead of 3.2.0, causing IDNA 2003 domain mismatches.

Related
Refs
ReporterTitlePublishedViews
Family
alpinelinux
AlpineLinux
CVE-2026-17084
18 Aug 202613:57
–alpinelinux
cbl_mariner
CBLMariner
CVE-2026-17084 affecting package python3 for versions less than 3.12.15-1
6 Oct 202618:59
–cbl_mariner
cgr
Chainguard
CVE-2026-17084 vulnerabilities
4 Sep 202602:18
–cgr
circl
Circl
CVE-2026-17084
18 Aug 202616:39
–circl
cve
CVE
CVE-2026-17084
18 Aug 202613:57
–cve
cvelist
Cvelist
CVE-2026-17084 stringprep.map_table_b2() deviates from RFC 3454 Table B.2
18 Aug 202613:57
–cvelist
debian
Debian
[SECURITY] [DLA 4827-1] python3.11 security update
8 Oct 202607:13
–debian
debiancve
Debian CVE
CVE-2026-17084
18 Aug 202613:57
–debiancve
nessus
Tenable Nessus
Debian dla-4827 : idle-python3.11 - security update
8 Oct 202600:00
–nessus
nessus
Tenable Nessus
Fedora 44 : python3-docs / python3.14 (2026-6261b26f4e)
7 Oct 202600:00
–nessus
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05 Oct 2026 14:30Current
5.9Medium risk
Vulners AI Score5.9
CVSS 46
EPSS0.00734
SSVC
15