CVE-2025-6069

Medium CVSS: 4.3

The html.parser.HTMLParser class had worse-case quadratic complexity when processing certain crafted malformed inputs potentially leading to amplified denial-of-service.

Vendor

Product

CWE

CWE-1333

Yayın Tarihi

2025-06-17 14:15:33

Güncelleme

2025-07-07 18:15:29

Source Identifier

cna@python.org

KEV Date Added

Kategoriler

CWE-1333 MEDIUM 2025

Referanslar

https://github.com/python/cpython/commit/4455cbabf991e202185a25a631af206f60bbc949 https://github.com/python/cpython/commit/6eb6c5dbfb528bd07d77b60fd71fd05d81d45c41 https://github.com/python/cpython/commit/8d1b3dfa09135affbbf27fb8babcf3c11415df49 https://github.com/python/cpython/commit/ab0893fd5c579d9cea30841680e6d35fc478afb5 https://github.com/python/cpython/commit/d851f8e258c7328814943e923a7df81bca15df4b https://github.com/python/cpython/commit/f3c6f882cddc8dc30320d2e73edf019e201394fc https://github.com/python/cpython/commit/fdc9d214c01cb4588f540cfa03726bbf2a33fc15 https://github.com/python/cpython/issues/135462 https://github.com/python/cpython/pull/135464 https://mail.python.org/archives/list/security-announce@python.org/thread/K5PIYLR6EP3WR7ZOKKYQUWEDNQVUXOYM/