🛡️ CVE-2026-60002 — openssh

🟠 CVSS 7.7 — High ✅ No Known Exploit CWE-416 NVD
7.7
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

ssh in OpenSSH before 10.4 can have a use-after-free when a server changes its host key during a key re-exchange. (This outcome occurs only on the client side.)

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is high, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity high, availability low.

Weakness class

CVE-2026-60002 is classified as CWE-416: Use After Free. Memory is used after being released, so its contents may already belong to something else.

Affected software

CVE-2026-60002 is recorded against 1 package.

  • openssh (fixed in 10.4)

Timeline and source

Published on 8 July 2026 and last revised on 9 July 2026. No public exploit is currently recorded for this entry. Record sourced from NVD.

References

marc.info
www.openssh.org
www.openwall.com

Details

Severity HIGH
CVSS Score 7.7
CVSS Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L
CWE CWE-416
Public Exploit ✅ No
Source NVD
Published 2026-07-08
Updated 2026-08-11
Modified 2026-07-09
Fix URL N/A

Affected Packages

Software From version Fixed in
openssh — 10.4

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