CVE-2026-42304: Twisted: Denial of Service (DoS) in twisted.names via Crafted DNS Compression Pointer Chains

Overview

Severity

High (CVSS 7.5)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-May

Released

2026-05-15

Last Updated

2026-06-03

EPSS Score

0.43% (percentile: 34.7%)

Affected Products (2)

Other

• 18264-17084
• 21385-17084

Revision History

• 2026-05-15: Information published.
• 2026-05-30: Information published.
• 2026-06-03: Information published.