CVE-2025-6069

MediumCVSS 4.3/10Last modified Jul 31, 2026

Description

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

Metrics

CVSS 3.1 4.3/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Weakness enumeration

CWE-1333

Affected software

No affected versions have been published.

Timeline

Published: Jun 17, 2025
Last modified: Jul 31, 2026
NVD status: Deferred

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