CVE-2025-12084mediumCWE-407

CVE-2025-12084: fallo de gravedad media en Python Software Foundation CPython

Quadratic complexity in node ID cache clearing

Publicada el · Actualizada el

13Vexday Risk Score

Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.

ssvc Trackcvss 6.3epss 0.8%
probabilidad de explotación
0.8%top 45% de las CVE
explotación observada
noninguna fuente lo reporta
When building nested elements using xml.dom.minidom methods such as appendChild() that have a dependency on _clear_id_cache() the algorithm is quadratic. Availability can be impacted when building excessively nested documents.
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
Productos afectados
Python Software Foundation · CPython
CVEs relacionadas — Python Software Foundation CPython

En el mismo producto, de las más peligrosas a las menos.

CVE-2024-7592HIGHQuadratic complexity parsing cookies with backslashesEPSS 2.3%CVE-2024-6232HIGHRegular-expression DoS when parsing TarFile headersEPSS 2.2%CVE-2024-12254HIGHUnbounded memory buffering in SelectorSocketTransport.writelines()EPSS 1.9%CVE-2025-13836MEDIUMExcessive read buffering DoS in http.clientEPSS 1.6%CVE-2025-0938MEDIUMURL parser allowed square brackets in domain namesEPSS 1.6%CVE-2025-4517CRITICALArbitrary writes via tarfile realpath overflowEPSS 1.4%
Referencias
https://github.com/python/cpython/commit/027f21e417b26eed4505ac2db101a4352b7c51a0https://github.com/python/cpython/commit/08d8e18ad81cd45bc4a27d6da478b51ea49486e4https://github.com/python/cpython/commit/27648a1818749ef44c420afe6173af6868715437https://github.com/python/cpython/commit/41f468786762348960486c166833a218a0a436afhttps://github.com/python/cpython/commit/57937a8e5e293f0dcba5115f7b7a11b1e0c9a273https://github.com/python/cpython/commit/8d2d7bb2e754f8649a68ce4116271a4932f76907https://github.com/python/cpython/commit/9c9dda6625a2a90d2a06c657eee021d6be19842dhttps://github.com/python/cpython/commit/a46c10ec9d4050ab67b8a932e0859a2ea60c3cb8https://github.com/python/cpython/commit/a696ba8b4d42fd632afc9bc88ad830a2e4cceed8https://github.com/python/cpython/commit/c97e87593063d84a2bd9fe7068b30eb44de23dc0https://github.com/python/cpython/commit/ddcd2acd85d891a53e281c773b3093f9db953964https://github.com/python/cpython/commit/e91c11449cad34bac3ea55ee09ca557691d92b53