Medium severity · published Apr 20, 2026
CVE-2026-0930
Potential wolfSSHd Buffer out-of-bounds Read on Windows Handling Terminal Resize
4.3
CVSS
0.2%
EPSS
No
On KEV
Description
Potential read out of bounds case with wolfSSHd on Windows while handling a terminal resize request. An authenticated user could trigger the out of bounds read after establishing a connection which would leak the adjacent stack memory to the pseudo-console output.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 7% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WO
wolfSSH · wolfSSL
1.4.15 before 1.5.0 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-0930
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-0930
Issue Tracking
https://github.com/wolfssl/wolfssh/pull/846
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