PT-2026-56293 · Openssh · Openssh

Published 2026-07-08 · Updated 2026-07-08 · CVE-2026-60002

Positive Technologies (AI Summary)

CVSS v3.1

7.7

High

Base vector

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

Name of the Vulnerable Software and Affected Versions OpenSSH versions prior to 10.4

Description A use-after-free issue exists in the ssh client. This occurs when a server changes its host key during a key re-exchange, which is a process where the client and server negotiate new session keys to maintain security.

Recommendations Update to version 10.4 or later.

Fix

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

CVE-2026-60002

Affected Products

Openssh

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2026-60002 · Security Note
• https://twitter.com/CVEnew/status/2074728398732005441 · Twitter Post
• https://openwall.com/lists/oss-security/2026/07/06/5 · Note
• https://twitter.com/infoflowcloud/status/2074730469157957897 · Twitter Post
• https://openssh.org/releasenotes.html#10.4p1 · Note
• https://marc.info/?l=openssh-unix-dev&m=178333966933090&w=2 · Note