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.)
Scores
CVSS v3
7.7
EPSS
0.0025
EPSS Percentile
16.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-416
Status
published
Products (1)
OpenBSD/OpenSSH
< 10.4
Published
Jul 08, 2026
Tracked Since
Jul 08, 2026