CVE-2026-33079: Mistune ReDoS in LINK_TITLE_RE allows denial of service with crafted Markdown titles

Overview

Severity

N/A

Exploit Status

Not Exploited

Patch Tuesday

2026-May

Released

2026-05-10

EPSS Score

0.02% (percentile: 3.5%)

Affected Products (1)

Other

• 21330-17084

Revision History

• 2026-05-10: Information published.