CVE-2025-61730: Handshake messages may be processed at the incorrect encryption level in crypto/tls

Overview

Severity

Medium (CVSS 5.3)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Jan

Released

2026-09-03

Last Updated

2026-09-17

EPSS Score

0.33% (percentile: 24.7%)

Affected Products (1)

Other

• 21778-17084

Security Updates (1)

• Security Update

Revision History

• 2026-09-03: Information published.
• 2026-09-08: Information published.
• 2026-09-09: Information published.
• 2026-09-17: Information published.