LI
Product
libssh
45
CVEs
0
On KEV
9.1
Max CVSS
0
New 30D
Severity mix
Critical 1High 12Medium 21Low 3
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Add libssh to your stack to get only the CVEs that touch what you run.
| CVE | CVSS | Published | Summary · affected versions |
|---|---|---|---|
| CVE-2026-59844 | 6.5 | Jul 21 | Libssh: libssh: denial of service via oversized sftp read length Affected: All versions, or not specified |
| CVE-2026-59843 | 6.5 | Jul 21 | Libssh: libssh: denial of service via zero advertised channel packet size Affected: All versions, or not specified |
| CVE-2025-5449 | 6.5 | Jul 25 | A flaw was found in the SFTP server message decoding logic of libssh Affected: 0.11.0; 0.11.1 |
| CVE-2025-5351 | 6.5 | Jul 4 | A flaw was found in the key export functionality of libssh Affected: 0.10.0 before 0.11.2 |
| CVE-2023-3603 | 6.5 | Jul 21 | A missing allocation check in sftp server processing read requests may cause a NULL dereference on low-memory conditions Affected: before 0.8.9 |
| CVE-2023-2283 | 6.5 | May 26 | A vulnerability was found in libssh, where the authentication check of the connecting client can be bypassed in the`pki_verify_data_signature` function in memory allocation… Affected: 0.9.1 through 0.9.6; 0.10.0 through 0.10.4 |
| CVE-2023-1667 | 6.5 | May 26 | A NULL pointer dereference was found In libssh during re-keying with algorithm guessing Affected: 0.9.1 through 0.9.6; 0.10.0 through 0.10.4 |
| CVE-2021-3634 | 6.5 | Aug 31 | A flaw has been found in libssh in versions prior to 0.9.6 Affected: 0.9.1 before 0.9.6 |
| CVE-2026-0964 | 6.3 | Mar 26 | Libssh: improper sanitation of paths received from scp servers Affected: before 0.11.4 |
| CVE-2026-59845 | 5.9 | Jul 21 | Libssh: libssh: denial of service via unchecked proxycommand fork() failure Affected: All versions, or not specified |
| CVE-2023-48795 | 5.9 | Dec 18 | 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… Affected: before 0.10.6 |
| CVE-2020-16135 | 5.9 | Jul 29 | libssh 0.9.4 has a NULL pointer dereference in tftpserver.c if ssh_buffer_new returns NULL Affected: 0.9.4 |
| CVE-2016-0739 | 5.9 | Apr 13 | libssh before 0.7.3 improperly truncates ephemeral secrets generated for the (1) diffie-hellman-group1 and (2) diffie-hellman-group14 key exchange methods to 128 bits, which makes… Affected: through 0.7.2 |
| CVE-2026-0967 | 5.5 | Mar 26 | Libssh: libssh: denial of service via inefficient regular expression processing Affected: through 0.11.3 |
| CVE-2025-5318 | 5.4 | Jun 24 | A flaw was found in the libssh library in versions less than 0.11.2 Affected: before 0.11.2 |
| CVE-2026-59848 | 5.3 | Jul 21 | Libssh: libssh: denial of service via sftp responses with unknown request ids Affected: All versions, or not specified |
| CVE-2026-59842 | 5.3 | Jul 21 | Libssh: libssh: information disclosure via short gssapi curve25519 public key Affected: 0.12.0 |
| CVE-2023-6918 | 5.3 | Dec 19 | A flaw was found in the libssh implements abstract layer for message digest (MD) operations implemented by different supported crypto backends Affected: 0.9.0 before 0.9.8; 0.10.0 before 0.10.6 |
| CVE-2020-1730 | 5.3 | Apr 13 | A flaw was found in libssh versions before 0.8.9 and before 0.9.4 in the way it handled AES-CTR (or DES ciphers if enabled) ciphers Affected: 0.8.0 before 0.8.9; 0.9.0 before 0.9.4 |
| CVE-2023-6004 | 4.8 | Jan 3 | A flaw was found in libssh Affected: 0.8.0 before 0.9.8; 0.10.0 before 0.10.6 |
| CVE-2025-8114 | 4.7 | Jul 24 | A flaw was found in libssh, a library that implements the SSH protocol Affected: through 0.11.2 |
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