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waitress
PyPI
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Catastrophic backtracking in regex allows Denial of Service in Waitress
CVE-2020-5236 · GHSA-73M2-3PWG-5FGC
Version ranges need review.
waitress
Red Hat OpenStack Platform 15 (Stein)/python-waitress
PyPI
Red Hat
Medium
Fix reported
2026-09-10
HTTP Request Smuggling: LF vs CRLF handling in Waitress
CVE-2019-16785 · GHSA-PG36-WPM5-G57P
Version ranges need review.
waitress
Red Hat Ceph Storage 3/python-waitress
PyPI
Red Hat
Medium
Fix reported
2026-09-10
HTTP Request Smuggling: Invalid Transfer-Encoding in Waitress
CVE-2019-16786 · GHSA-G2XC-35JW-C63P
Version ranges need review.
waitress
Red Hat Ceph Storage 3/python-waitress
PyPI
Red Hat
Medium
Fix reported
2026-07-08
HTTP Request Smuggling: Content-Length Sent Twice in Waitress
CVE-2019-16792 · GHSA-4PPP-GPCR-7QF6
waitress
PyPI
Critical
Fix reported
2026-01-23
HTTP Request Smuggling: Invalid whitespace characters in headers in Waitress
GHSA-M5FF-3WJ3-8PH4
waitress
PyPI
High
Fix reported
2025-02-17
Waitress has request processing race condition in HTTP pipelining with invalid first request
CVE-2024-49768 · GHSA-9298-4CF8-G4WJ
Version ranges need review.
waitress
Red Hat Ceph Storage 4/python-waitress
PyPI
Red Hat
Critical
Fix reported
2025-01-21
Waitress vulnerable to DoS leading to high CPU usage/resource exhaustion
CVE-2024-49769 · GHSA-3F84-RPWH-47G6
Version ranges need review.
waitress
Red Hat Ceph Storage 4/python-waitress
PyPI
Red Hat
High
Fix reported
2025-01-21
Uncaught Exception (due to a data race) leads to process termination in Waitress
CVE-2022-31015 · GHSA-F5X9-8JWC-25RW
Version ranges need review.
waitress
PyPI
High
Fix reported
2024-11-19
HTTP Request Smuggling in waitress
CVE-2022-24761 · GHSA-4F7P-27JC-3C36
Version ranges need review.
waitress
Red Hat Ceph Storage 3/python-waitress
PyPI
Red Hat
High
Fix reported
2024-11-19
HTTP Request Smuggling in Waitress: Invalid whitespace characters in headers (Follow-up)
CVE-2019-16789 · GHSA-968F-66R5-5V74
Version ranges need review.
waitress
Red Hat Ceph Storage 3/python-waitress
PyPI
Red Hat
Medium
Fix reported
2024-11-19