Not rated
CVE-2021-26117 The optional ActiveMQ LDAP login module can be configured to use anonymous access to the LDAP server
Description
The optional ActiveMQ LDAP login module can be configured to use anonymous access to the LDAP server. In this case, for Apache ActiveMQ Artemis prior to version 2.16.0 and Apache ActiveMQ prior to versions 5.16.1 and 5.15.14, the anonymous context is used to verify a valid users password in error, resulting in no check on the password.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Apache ActiveMQ 5.16 | earliest → < 5.16.1 | 5.16.1 |
| Apache ActiveMQ 2.16 | earliest → < 2.16.0 | 2.16.0 |
Other CVEs of Apache ActiveMQ
The 40 CVEs of Apache ActiveMQ →
CVE-2026-108500
Apache ActiveMQ: LDAPAuthorizationMap allows authorization bypass via DN injection
Not rated
CVE-2026-108946
Apache ActiveMQ, ActiveMQ Broker: The broker does not verify user provided connection id matches connection
Not rated
CVE-2026-111822
Apache ActiveMQ, Apache ActiveMQ Runtime Config: ActiveMQ retains write access after live ACL revocation
Not rated
CVE-2026-111821
Apache ActiveMQ, Apache ActiveMQ KahaDB: Oversized client identifier strings poison the KahaDB journal
Not rated