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High 8.1
sshd in OpenSSH before 10.6p2 on Linux, when musl libc is used without PAM, lacks a workaround for a password authentic…
KEV Nov 9, 2026 -
Medium 4.2CVE-2026-35414 Public exploit
OpenSSH before 10.3 mishandles the authorized_keys principals option in uncommon scenarios involving a principals list …
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Low 3.6CVE-2025-61984 Public exploit
ssh in OpenSSH before 10.1 allows control characters in usernames that originate from certain possibly untrusted source…
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Medium 6.8CVE-2025-26465 Public exploit
Openssh: machine-in-the-middle attack if verifyhostkeydns is enabled
A vulnerability was found in OpenSSH when the VerifyHostKeyDNS option is enabled. A machine-in-the-middle attack can be performed by a malicious machine impersonating a legit server. This issue occurs due to how OpenSSH mishandles error codes in specific cond…
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Medium 5.9
Prefix Truncation Attack against ChaCha20-Poly1305 and Encrypt-then-MAC aka Terrapin
The SSH transport protocol with certain OpenSSH extensions, found in OpenSSH before 9.6 and other products, allows remote attackers to bypass integrity checks such that some packets are omitted (from the extension negotiation message), and a client and server…
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Medium 6.5
In ssh in OpenSSH before 9.6, OS command injection might occur if a user name or host name has shell metacharacters, an…
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Critical 9.8
The PKCS#11 feature in ssh-agent in OpenSSH before 9.3p2 has an insufficiently trustworthy search path, leading to remo…
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Unscored —CVE-2021-41617 Public exploit
sshd in OpenSSH 6.2 through 8.x before 8.8, when certain non-default configurations are used, allows privilege escalati…
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Medium 5.3CVE-2016-20012 Public exploit
OpenSSH through 8.7 allows remote attackers, who have a suspicion that a certain combination of username and public key…
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High 7.8
scp in OpenSSH through 8.3p1 allows command injection in the scp.c toremote function, as demonstrated by backtick chara…
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Medium 6.8
In OpenSSH 7.9, due to accepting and displaying arbitrary stderr output from the server, a malicious server (or Man-in-…
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Medium 5.9
An issue was discovered in OpenSSH 7.9. Due to the scp implementation being derived from 1983 rcp, the server chooses w…