CVE Explorer
CVE-2026-56624
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 force-command or verify-required options that could be embedded in the certificate, nor did it validate these options. As a result it was possible that a user could authenticate with such a certificate that included a
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"collectionURL":"https://repo.maven.apache.org/maven2","defaultStatus":"unaffected","packageName":"org.apache.sshd:sshd-core","product":"Apache MINA SSHD","vendor":"Apache Software Foundation","versions":[{"lessThanOrEqual":"2.18.0","status":"affected","version":"2.0.0","versionType":"maven"},{"lessThanOrEqual":"3.0.0-M4","status":"affected","version":"3.0.0-M1","versionType":"maven"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:2d6bedd735c694b838ca42cc03e0300fdb57c8748aa1220f8ec795e96161e56f · sha256:2eec9f07f5bee315… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":7.3,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:2d6bedd735c694b838ca42cc03e0300fdb57c8748aa1220f8ec795e96161e56f · sha256:2eec9f07f5bee315… · /containers/cna/metrics/1/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-295","description":"CWE-295 Improper Certificate Validation","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:2d6bedd735c694b838ca42cc03e0300fdb57c8748aa1220f8ec795e96161e56f · sha256:2eec9f07f5bee315… · /containers/cna/problemTypes/0/descriptions/0
Source references
2 source assertions{"url":"http://www.openwall.com/lists/oss-security/2026/07/20/17"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:2d6bedd735c694b838ca42cc03e0300fdb57c8748aa1220f8ec795e96161e56f · sha256:2eec9f07f5bee315… · /containers/adp/0/references/0
{"tags":["vendor-advisory"],"url":"https://lists.apache.org/thread/o4c2jml522j3z80gbryqzc2f1253ltp6"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:2d6bedd735c694b838ca42cc03e0300fdb57c8748aa1220f8ec795e96161e56f · sha256:2eec9f07f5bee315… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.