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CVE-2026-19552: Python Software Foundation CPython: When ca_certs parameter was supplied to ssl.get_server_certificate() function, the identity of the certificate is not…

🗓️ 09 Nov 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 6 Views

CPython ssl.get_server_certificate() does not check certificate identity when ca_certs is used.

Related
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-19552
9 Nov 202607:17
–circl
cve
CVE
CVE-2026-19552
9 Nov 202614:15
–cve
cvelist
Cvelist
CVE-2026-19552 ssl.get_server_certificate(addr, ca_certs=...) verifies the chain but never the identity
9 Nov 202614:15
–cvelist
debiancve
Debian CVE
CVE-2026-19552
10 Nov 202603:22
–debiancve
euvd
EUVD
EUVD-2026-120066
9 Nov 202614:15
–euvd
mend
Mend
CVE-2026-19552
9 Nov 202614:15
–mend
nvd
NVD
CVE-2026-19552
9 Nov 202615:17
–nvd
osv_azl
osv_azl
AZL-112913 CVE-2026-19552 affecting package python-py 1.11.0-1
9 Nov 202615:17
–osv_azl
osv_azl
osv_azl
AZL-112919 CVE-2026-19552 affecting package python3 3.12.16-1
9 Nov 202615:17
–osv_azl
osv_debian
osv_debian
DEBIAN-CVE-2026-19552
9 Nov 202615:17
–osv_debian
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09 Nov 2026 00:00Current
5.9Medium risk
Vulners AI Score5.9
EPSS0.00313
6