MEDIUMMaven →
Apache ActiveMQ: Improper validation and restriction of a classpath path name
Apache ActiveMQ: Improper validation and restriction of a classpath path name
Affected packages
- org.apache.activemq:activemq-all— before 5.19.3
- org.apache.activemq:activemq-broker— before 5.19.3
- org.apache.activemq:activemq-client— before 5.19.3
- org.apache.activemq:activemq-web— before 5.19.3
Exploit signal
- Known exploited (CISA KEV)
- No
- EPSS score
- —
- EPSS percentile
- —
EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs.
Sources
- https://nvd.nist.gov/vuln/detail/CVE-2026-33227
- https://activemq.apache.org/security-advisories.data/CVE-2026-33227-announcement.txt
- https://github.com/apache/activemq
- http://www.openwall.com/lists/oss-security/2026/04/06/4
Structured record: https://osv.dev/vulnerability/GHSA-h2h4-5m64-m273
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