CVE-2021-3737Published
A flaw was found in python. An improperly handled HTTP response in the HTTP client code of python may allow a remote attacker, who controls the HTTP server, to make the client script enter an infinite loop, consuming CPU time. The highest t…
Exact source revision recorded 23 Oct 2026 15:48:27 UTC. It does not establish the source's current position. Latest evidence.
Explicit identifiers and source references
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CVE-2021-3737 · Microsoft / collected KEV context
cve-program · CVE-2021-3737
- https://bugs.python.org/issue44022
- https://github.com/python/cpython/pull/25916
- https://bugzilla.redhat.com/show_bug.cgi?id=1995162
- https://github.com/python/cpython/pull/26503
- https://ubuntu.com/security/CVE-2021-3737
- https://www.oracle.com/security-alerts/cpujul2022.html
- https://python-security.readthedocs.io/vuln/urllib-100-continue-loop.html
- https://security.netapp.com/advisory/ntap-20220407-0009/
- https://lists.debian.org/debian-lts-announce/2023/05/msg00024.html
- https://lists.debian.org/debian-lts-announce/2023/06/msg00039.html
Current operational correlations are not mixed into this historical source record. Open latest evidence to discover current connections.