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

Wed, 18 Jun 2025 15:00:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

threat_severity

Moderate


Tue, 17 Jun 2025 14:15:00 +0000

Type Values Removed Values Added
References
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 17 Jun 2025 14:00:00 +0000

Type Values Removed Values Added
Description The html.parser.HTMLParser class had worse-case quadratic complexity when processing certain crafted malformed inputs potentially leading to amplified denial-of-service.
Title HTMLParser quadratic complexity when processing malformed inputs
Weaknesses CWE-1333
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L'}


cve-icon MITRE

Status: PUBLISHED

Assigner: PSF

Published: 2025-06-17T13:39:46.058Z

Updated: 2025-06-17T13:58:41.637Z

Reserved: 2025-06-13T14:05:15.473Z

Link: CVE-2025-6069

cve-icon Vulnrichment

Updated: 2025-06-17T13:58:32.039Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-06-17T14:15:33.677

Modified: 2025-06-17T20:50:23.507

Link: CVE-2025-6069

cve-icon Redhat

Severity : Moderate

Publid Date: 2025-06-17T13:39:46Z

Links: CVE-2025-6069 - Bugzilla