BIT-python-2025-6069: HTMLParser quadratic complexity when processing malformed inputs
Published Jun 17, 2025
·Updated
The html.parser.HTMLParser class had worse-case quadratic complexity when processing certain crafted malformed inputs potentially leading to amplified denial-of-service.
Affected Software
1 affected component
Python Software Foundation Python html.parser.HTMLParser
Event History
Jun 17, 2025
CVE Published
via OSV·01:39 PM
Data Sourced
via OSV·01:39 PM
DescriptionSeverityWeakness