com.espertech:esperio-springjms (=9.0.0), org.apache.activemq.tooling:activemq-maven-plugin (>=6.0.0 <=6.2.3) +5 more potentially affected by CVE-2026-39304 via org.apache.activemq:activemq-all (>=6.0.0 <=6.2.3)

org.apache.activemq:activemq-all MAVEN version =6.0.0, =6.0.0, =6.0.0, =6.0.0, =6.0.0, =6.0.0, =6.0.0, =6.2.3 Source cves: CVE-2026-39304 Source advisory: OSV:GHSA-5568-6QCG-G7FX...

be.yildiz-games:module-messaging-activemq (>=1.0.0 <=1.0.1), cn.codeforfun:jfinal-activemq (=0.3) +215 more potentially affected by CVE-2026-39304 via org.apache.activemq:activemq-all (>=4.1.2 <=5.19.3)

org.apache.activemq:activemq-all MAVEN version =4.1.2, =1.0.0, =6.0.03, =2.0.0, =2.0.0, =2.0.0, =2.0.0, =2.0.3-rc1, =2.0.0, =3.0.0, =8.0.0, =2.0.0, =1.0.0, =1.0.1, =1.0.2 and more Source cves: CVE-2026-39304 Source advisory: OSV:GHSA-5568-6QCG-G7FX...

at.chrl:chrl-jms (=1.1.0), at.researchstudio.sat:won-core (>=0.2 <=0.9) +1350 more potentially affected by CVE-2026-39304 via org.apache.activemq:activemq-client (>=5.10.0 <=5.19.4)

org.apache.activemq:activemq-client MAVEN version =5.10.0, =0.2, =0.3, =0.2, =0.2, =0.3, =0.3, =0.3, =0.3, =0.3, =0.2, =0.3, =0.3, =0.6 - at.researchstudio.sat:won-owner =0.3 - at.researchstudio.sat:won-owner-webapp =0.3 and more Source cves: CVE-2026-39304 Source advisory:...

be.yildiz-games:module-messaging-activemq (=2.0.0), com.codbex.atlas:codbex-atlas-application (>=1.1.0 <=2.110.0) +111 more potentially affected by CVE-2026-39304 via org.apache.activemq:activemq-broker (>=6.0.0 <=6.2.3)

org.apache.activemq:activemq-broker MAVEN version =6.0.0, =1.1.0, =2.55.0, =1.0.5, =1.1.0, =1.1.0, =1.1.0, =0.2.0, =1.1.0, =0.2.2, =1.4.0, =2.2.0 and more Source cves: CVE-2026-39304 Source advisory: SNYK:JAVA-ORGAPACHEACTIVEMQ-15992455...

be.yildiz-games:module-messaging-activemq (=2.0.0), com.codbex.atlas:codbex-atlas-application (>=1.1.0 <=2.110.0) +111 more potentially affected by CVE-2026-39304 via org.apache.activemq:activemq-broker (>=6.0.0 <=6.2.3)

org.apache.activemq:activemq-broker MAVEN version =6.0.0, =1.1.0, =2.55.0, =1.0.5, =1.1.0, =1.1.0, =1.1.0, =0.2.0, =1.1.0, =0.2.2, =1.4.0, =2.2.0 and more Source cves: CVE-2026-39304 Source advisory: OSV:GHSA-5568-6QCG-G7FX...

be.yildiz-games:module-messaging-activemq (>=1.0.0 <=1.0.1), cn.codeforfun:jfinal-activemq (=0.3) +215 more potentially affected by CVE-2026-39304 via org.apache.activemq:activemq-all (>=5.0.0 <=5.19.4)

org.apache.activemq:activemq-all MAVEN version =5.0.0, =1.0.0, =6.0.03, =2.0.0, =2.0.0, =2.0.0, =2.0.0, =2.0.3-rc1, =2.0.0, =3.0.0, =8.0.0, =2.0.0, =1.0.0, =1.0.1, =1.0.2 and more Source cves: CVE-2026-39304 Source advisory: SNYK:JAVA-ORGAPACHEACTIVEMQ-15992453...

be.yildiz-games:module-messaging-activemq (=2.0.0), cn.hutool.v7:hutool-extra (>=7.0.0-M2 <=7.0.0-M5) +168 more potentially affected by CVE-2026-39304 via org.apache.activemq:activemq-client (>=6.0.0 <=6.2.3)

org.apache.activemq:activemq-client MAVEN version =6.0.0, =7.0.0-M2, =1.1.0, =2.55.0, =1.0.5, =1.1.0, =1.1.0, =1.1.0, =0.2.0, =1.1.0, =7.0.0, =7.0.0, =7.0.1 and more Source cves: CVE-2026-39304 Source advisory: SNYK:JAVA-ORGAPACHEACTIVEMQ-15992454...

be.yildiz-games:module-messaging-activemq (=2.0.0), cn.hutool.v7:hutool-extra (>=7.0.0-M2 <=7.0.0-M5) +168 more potentially affected by CVE-2026-39304 via org.apache.activemq:activemq-client (>=6.0.0 <=6.2.3)

org.apache.activemq:activemq-client MAVEN version =6.0.0, =7.0.0-M2, =1.1.0, =2.55.0, =1.0.5, =1.1.0, =1.1.0, =1.1.0, =0.2.0, =1.1.0, =7.0.0, =7.0.0, =7.0.1 and more Source cves: CVE-2026-39304 Source advisory: OSV:GHSA-5568-6QCG-G7FX...

UBUNTU-CVE-2026-39304

Denial of Service via Out of Memory vulnerability in Apache ActiveMQ Client, Apache ActiveMQ Broker, Apache ActiveMQ. ActiveMQ NIO SSL transports do not correctly handle TLSv1.3 handshake KeyUpdates triggered by clients. This makes it possible for a client to rapidly trigger updates which causes...

CVE-2026-39304

Denial of Service via Out of Memory vulnerability in Apache ActiveMQ Client, Apache ActiveMQ Broker, Apache ActiveMQ. ActiveMQ NIO SSL transports do not correctly handle TLSv1.3 handshake KeyUpdates triggered by clients. This makes it possible for a client to rapidly trigger updates which causes...

CVE-2026-39304

creationtimestamp| type| source ---|---|--- 2026-04-09 17:33:30+00:00| seen| https://bsky.app/profile/infosec.skyfleet.blue/post/3mj3dp4o4xm2l 2026-04-10 14:16:31+00:00| seen| https://bsky.app/profile/cve.skyfleet.blue/post/3mj5j5s5th32t 2026-04-10 17:21:41+00:00| published-proof-of-concept|...