CVE-2026-15308

7.5

HIGHCVSS v3

Published

July 9, 2026

Affected

1 project

Assigned by

[email protected]

Severity scale

010

Description

The incremental HTML parser (html.parser.HTMLParser) allows for CPU denial-of-service through repeated unterminated markup declarations when processing uncontrolled data.

python/cpython

GitHubThe Python programming language

NVD

More on this CVE

NVD↗GitHub Advisory↗

Security Advisories

CVE-2026-15308

Description

More on this CVE