Critical flaw bypasses LDAP authentication in Apache MINA SSHD
The advisory published on oss-sec on September 29, 2026 describes CVE-2026-94052, a critical LDAP password authentication flaw in Apache MINA SSHD, with a CVSS 3.1 score of 9.1.
Source: CVE-2026-94052: Apache MINA SSHD — autenticação de senha LDAP ineficaz (seclists.org). Text prepared with AI from this source.
What happened and what to do
The advisory published on oss-sec on September 29, 2026 reports that a missing check in LdapPasswordAuthenticator, in the sshd-ldap component, allows authentication checks to be bypassed. CVE-2026-94052 has a CVSS 3.1 score of 9.1 and critical severity. Affected versions are 1.2.0 through 2.19.0 and 3.0.0-M1 through 3.0.0-M5 of Apache MINA SSHD; the advisory identifies versions 2.20.0 and 3.0.0-M6 as the boundaries beyond the affected ranges.
A company using this library can inventory dependencies and applications, identify vulnerable versions, and prioritize upgrades. It can also review LDAP authentication settings, monitor access attempts, and validate controls after remediation, with centralized logs and alerts.
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