Wolfssh

12 CVEs across 1 Wolfssh products. Browse Wolfssh vulnerabilities, severities, and proof-of-concept exploits.

Wolfssh products with known CVEs

ProductCVEs
Wolfssh12
Wolfssh CVEs — newest first
CVESeverityScorePublishedSummary
CVE-2026-84897Medium5.32026-10-07src/internal.c in wolfSSL wolfSSH through 1.5.0 admits the server-to-client Diffie-Hellman group exchange messages SSH_MSG_KEX_DH_GEX_GROUP (31) and SSH_MSG_KE…
CVE-2026-83742High8.82026-10-07Unsigned integer underflow in wstrncat() in src/port.c in wolfSSL wolfSSH from v1.4.11 through v1.5.0 on non-Windows platforms allows an authenticated remote a…
CVE-2026-83540High8.82026-10-07When password or public key authentication is used with the Windows port of wolfSSHd, the Windows logon token acquired for one authenticated connection is not…
CVE-2026-81535Critical9.12026-10-07In wolfSSH through 1.5.0 built with --enable-fwd, DoChannelOpen() in src/internal.c gates only direct-tcpip channel opens with the forwarding policy callback. …
CVE-2026-16516High7.42026-10-07wolfSSH does not validate that the ECDSA curve identifier in a KEXDH_REPLY host key blob matches the algorithm negotiated during key exchange. In ParseECCPubKe…
CVE-2026-0930Medium4.32026-04-20Potential 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…
CVE-2025-15382High8.12026-01-06A heap buffer over-read vulnerability exists in the wolfSSH_CleanPath() function in wolfSSH. An authenticated remote attacker can trigger the issue via crafted…
CVE-2025-14942Critical9.82026-01-06wolfSSH’s key exchange state machine can be manipulated to leak the client’s password in the clear, trick the client to send a bogus signature, or trick the cl…
CVE-2025-11625Critical9.82025-10-21Improper host authentication vulnerability in wolfSSH version 1.4.20 and earlier clients that allows authentication bypass and leaking of clients credentials.
CVE-2025-11624Critical9.82025-10-21Potential stack buffer overwrite on the SFTP server side when receiving a malicious packet that has a handle size larger than the system handle or file descrip…
CVE-2024-2873Critical9.12024-03-25A vulnerability was found in wolfSSH's server-side state machine before versions 1.4.17. A malicious client could create channels without first performing user…
CVE-2022-32073Critical9.82022-07-13WolfSSH v1.4.7 was discovered to contain an integer overflow via the function wolfSSH_SFTP_RecvRMDIR.