Vulnerability details
CVE-2026-49434
Apache ActiveMQ Broker, Apache ActiveMQ, Apache ActiveMQ All: LdapNetworkConnector instantiates denied transports and a remote-properties broker
Official description
Improper Input Validation vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ, Apache ActiveMQ All. An attacker that has access to publish or modify entries in LDAP that match the configured searchBase and searchFilter can instantiate denied transports inside the broker JVM. This can be used to fetch an attacker URL and spawn a second BrokerService inside the same JVM. This issue affects Apache ActiveMQ Broker: before 5.19.8, from 6.0.0 before 6.2.7; Apache ActiveMQ: before 5.19.8, from 6.0.0 before 6.2.7; Apache ActiveMQ All: before 5.19.8, from 6.0.0 before 6.2.7. Users are recommended to upgrade to version 6.2.7 or 5.19.8, which fixes the issue.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 7.5High | 3.1 | CISA ADP / Vulnrichment (CISA-ADP) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Apache Software Foundation | Apache ActiveMQ | v < 5.19.8 | CVEProject cvelistV5 (CNA) |
| Apache Software Foundation | Apache ActiveMQ | 6.0.0 ≤ v < 6.2.7 | CVEProject cvelistV5 (CNA) |
| Apache Software Foundation | Apache ActiveMQ All | v < 5.19.8 | CVEProject cvelistV5 (CNA) |
| Apache Software Foundation | Apache ActiveMQ All | 6.0.0 ≤ v < 6.2.7 | CVEProject cvelistV5 (CNA) |
| Apache Software Foundation | Apache ActiveMQ Broker | v < 5.19.8 | CVEProject cvelistV5 (CNA) |
| Apache Software Foundation | Apache ActiveMQ Broker | 6.0.0 ≤ v < 6.2.7 | CVEProject cvelistV5 (CNA) |
References and advisories
2Details
- Published
- 2026-06-30
- Last updated
- 2026-06-30
- State
- Published
- Assigner (CNA)
- apache
Exploit prediction (EPSS)
SSVC assessment (CISA)
- Automatable
- Yes
- Exploitation
- None
- Technical impact
- Partial
Weaknesses (CWE)
- CWE-20Improper Input Validation