Python Software Foundation
Python Software Foundation Security Releases - September 2026
python-software-foundation-2026-09 Sep 1, 2026 Source: Vendor
Python Software Foundation security advisories for September 2026, compiled from CVE.org records.
Source of record
The credited names below are quoted verbatim from the vendor's own advisory:
https://www.cve.org/CVERecord?id=CVE-2026-19553
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Credited
2 lines
Showing 1–2 of 2
CVE-2026-19553
BR2026-0000-036983
CPython
unclaimed
ssl.SSLContext.wrap_bio() didn't require the server_hostname argument
to not be None if ssl.SSLContext.check_hostname was set. Due to a
missing parameter check in SSLObject, if the server_hostname ...
Credited as devdanzin
CVE-2026-19553
BR2026-0000-036984
CPython
unclaimed
ssl.SSLContext.wrap_bio() didn't require the server_hostname argument
to not be None if ssl.SSLContext.check_hostname was set. Due to a
missing parameter check in SSLObject, if the server_hostname ...
Credited as Bhuvansh