org.apache.sshd/sshd-core vulnerabilities

Latest org.apache.sshd/sshd-core CVEs

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1. CVE-2026-77185 Apache MINA SSHD: Asynchronous authentication can bypass signature verification

   Published 2026-09-30

   Critical·CVSS 9.1 EPSS 0.55%

   Authentication bypass in sshd-core in Apache MINA SSHD versions 2.0.0 to 2.19.0 and 3.0.0-M1 to 3.0.0-M5 for a certain (presumed rare) way to implement an SSH server. Apache MINA SSHD is a Java library for client- and server-side SSH. In the server part of the library, a mechanis...

2. CVE-2026-93994 Apache MINA SSHD: Repeated-publickey policy bypass on server

   Published 2026-09-30

   High·CVSS 8.1 EPSS 0.30%

   Apache MINA SSHD is a Java library for client-side and server-side SSH. SSH servers can be configured to require multi-authentication schemes, for instance two different public keys, not just one. In OpenSSH, this would be done by setting in sshd_config AuthenticationMethods "pub...

3. CVE-2026-56624 Apache MINA SSHD: SSH certificate options lack validations

   Published 2026-07-20

   High·CVSS 7.3 EPSS 0.29%

   Improper certificate validation in Apache MINA SSHD (server-side). Apache MINA SSHD is a Java library for client-side and server-side SSH. Server-side OpenSSH user certificate validation during user authentication in an Apache MINA SSHD server did not check for the unsupported fo...

4. CVE-2023-35887 Apache MINA SSHD: Information disclosure bugs with RootedFilesystem

   Published 2023-07-10

   Medium·CVSS 4.3 EPSS 1.3%

   Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Apache Software Foundation Apache MINA. In SFTP servers implemented using Apache MINA SSHD that use a RootedFileSystem, logged users may be able to discover "exists/does not exist" information about items...

5. CVE-2022-45047 Apache MINA SSHD: Java unsafe deserialization vulnerability

   Published 2022-11-16

   Critical·CVSS 9.8 EPSS 4.7%

   Class org.apache.sshd.server.keyprovider.SimpleGeneratorHostKeyProvider in Apache MINA SSHD <= 2.9.1 uses Java deserialization to load a serialized java.security.PrivateKey. The class is one of several implementations that an implementor using Apache MINA SSHD can choose for load...

6. CVE-2021-30129 DoS/OOM leak vulnerability in Apache Mina SSHD Server

   Published 2021-07-12

   Medium·CVSS 6.5 EPSS 3.0%

   A vulnerability in sshd-core of Apache Mina SSHD allows an attacker to overflow the server causing an OutOfMemory error. This issue affects the SFTP and port forwarding features of Apache Mina SSHD version 2.0.0 and later versions. It was addressed in Apache Mina SSHD 2.7.0

Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.