CVE-2026-58050: libssh2 - Integer Overflow in publickey Subsystem Attribute Allocation

Overview

Severity

High (CVSS 7)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Jun

Released

2026-06-29

Last Updated

2026-09-12

EPSS Score

0.44% (percentile: 36.1%)

Affected Products (1)

Other

• 21752-17084

Security Updates (1)

• Security Update

Revision History

• 2026-06-29: Information published.
• 2026-06-29: Information published.
• 2026-07-01: Information published.
• 2026-07-03: Information published.
• 2026-08-25: Information published.
• 2026-09-07: Information published.
• 2026-09-09: Information published.
• 2026-09-12: Information published.