DEBIAN-CVE-2026-49434
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.
DEBIAN-CVE-2026-49434
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: osv:DEBIAN-CVE-2026-49434
activemq
Source reference: /affected/0/package/name
- Affected versions
- 5.17.2+dfsg-2
Source reference:
/affected/0/versions5.17.2+dfsg-2+deb12u1Source reference:
/affected/0/versions5.17.6+dfsg-1Source reference:
/affected/0/versions5.17.6+dfsg-2Source reference:
/affected/0/versions - Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
activemq
Source reference: /affected/1/package/name
- Affected versions
- 5.17.6+dfsg-2
Source reference:
/affected/1/versions - Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "activemq",
"purl": "pkg:deb/debian/activemq?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"versions": [
"5.17.2+dfsg-2",
"5.17.2+dfsg-2+deb12u1",
"5.17.6+dfsg-1",
"5.17.6+dfsg-2"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-49434.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "activemq",
"purl": "pkg:deb/debian/activemq?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"versions": [
"5.17.6+dfsg-2"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-49434.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
]Publisher severity
No explicit severity was provided.
- Event
- #57727 · Revision 1
- Added to Heist Feed
- Publisher date