Description
Authentication bypass via LDAP injection in component sshd-ldap in Apache MINA SSHD versions 1.2.0 to 2.19.0 and 3.0.0-M1 to 3.0.0-M5.




Apache MINA SSHD is a Java library for client-side and server-side SSH.
The optional sshd-ldap component provides support for integrating
password and publickey authentication on the server side with an LDAP
server.




sshd-ldap is an optional component. SSH servers implemented with Apache
MINA SSHD are affected only if they use sshd-ldap and do configure it to be used for password of public key authentication.

Other Apache MINA SSHD servers are not affected.




Lack of escaping LDAP filter metacharacters enabled successful authentication with username "*" and password "*".




Users are recommended to upgrade affected applications to version 2.20.0 or 3.0.0-M6, which fix this issue by properly escaping filter parameters according to RFC 4515.
Published: 2026-09-30
Score: 9.1 Critical
EPSS: < 1% Very Low
KEV: No
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Remediation

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History

Wed, 30 Sep 2026 11:30:00 +0000

Type Values Removed Values Added
References

Wed, 30 Sep 2026 10:00:00 +0000

Type Values Removed Values Added
Description Authentication bypass via LDAP injection in component sshd-ldap in Apache MINA SSHD versions 1.2.0 to 2.19.0 and 3.0.0-M1 to 3.0.0-M5. Apache MINA SSHD is a Java library for client-side and server-side SSH. The optional sshd-ldap component provides support for integrating password and publickey authentication on the server side with an LDAP server. sshd-ldap is an optional component. SSH servers implemented with Apache MINA SSHD are affected only if they use sshd-ldap and do configure it to be used for password of public key authentication. Other Apache MINA SSHD servers are not affected. Lack of escaping LDAP filter metacharacters enabled successful authentication with username "*" and password "*". Users are recommended to upgrade affected applications to version 2.20.0 or 3.0.0-M6, which fix this issue by properly escaping filter parameters according to RFC 4515.
Title Apache MINA SSHD: LDAP injection in sshd-ldap
Weaknesses CWE-305
CWE-90
References
Metrics cvssV3_1

{'score': 9.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N'}


Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: apache

Published:

Updated: 2026-09-30T10:14:24.255Z

Reserved: 2026-09-19T22:33:01.194Z

Link: CVE-2026-94053

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-30T10:17:18.283

Modified: 2026-09-30T11:16:48.147

Link: CVE-2026-94053

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-30T12:00:16Z

Weaknesses
  • CWE-305

    Authentication Bypass by Primary Weakness

  • CWE-90

    Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection')