WID-SEC-W-2026-3716

csafDEcert_bund

DeutschShown in its original language — a full translation is planned for a future version.

CPython: Mehrere Schwachstellen

view advisory published 2026-10-01

Ein Angreifer kann mehrere Schwachstellen in Python ausnutzen, um einen nicht näher spezifizierten Angriff durchzuführen, um einen Denial of Service Angriff durchzuführen, und um Sicherheitsvorkehrungen zu umgehen.

01

describes (2)

Related CVEs.

IDseverity exploitable
CVE-2026-19553US—Exploit
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…
CVE-2026-19445US—Exploit
A remote, unauthenticated TLS client can make a server crash or call through a freed pointer if its sni_callback assigns a different context to SSLSocket.context (the documented wa…
02

references

External citations — patches, advisories, analysis.

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