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.
History

Fri, 05 Dec 2025 16:30:00 +0000


Thu, 04 Dec 2025 16:45:00 +0000

Type Values Removed Values Added
First Time appeared Python
Python cpython
Vendors & Products Python
Python cpython

Wed, 03 Dec 2025 20:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-407
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 03 Dec 2025 19:15:00 +0000


Wed, 03 Dec 2025 19:00:00 +0000

Type Values Removed Values Added
Description 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.
Title Quadratic complexity in node ID cache clearing
References
Metrics cvssV4_0

{'score': 6.3, 'vector': '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'}


cve-icon MITRE

Status: PUBLISHED

Assigner: PSF

Published:

Updated: 2025-12-05T20:30:19.918Z

Reserved: 2025-10-22T16:06:55.078Z

Link: CVE-2025-12084

cve-icon Vulnrichment

Updated: 2025-12-03T19:13:44.657Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-12-03T19:15:55.050

Modified: 2025-12-05T17:16:01.583

Link: CVE-2025-12084

cve-icon Redhat

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