CVE-2025-12084

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

No CVSS.

References

Link	Resource
https://github.com/python/cpython/commit/08d8e18ad81cd45bc4a27d6da478b51ea49486e4
https://github.com/python/cpython/issues/142145
https://github.com/python/cpython/pull/142146

Configurations

No configuration.

History

03 Dec 2025, 20:16

Type	Values Removed	Values Added
CWE		CWE-407

03 Dec 2025, 19:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-12-03 19:15

Updated : 2025-12-03 20:16

NVD link : CVE-2025-12084

Mitre link : CVE-2025-12084

CVE.ORG link : CVE-2025-12084

JSON object : View

Products Affected

No product.

CWE

CWE-407

Inefficient Algorithmic Complexity

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CVE-2025-12084

JSON object

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