Apache ActiveMQ Classic 5.4
Support for Apache ActiveMQ Classic 5.4 ended on 12/10/2011. There are no more security updates for this branch.
Latest version: 5.4.3, released on 12/10/2011
End of support: 12/10/2011
63 known vulnerabilities open in 5.4.3
Vulnerabilities in Apache ActiveMQ Classic 5.4
63 vulnerabilities from the NVD affect at least one version of this branch. Last checked on 02/11/2026.
- CVE-2023-46604, CVSS 3.1: 9.8, actively exploited: still open in 5.4.3
- CVE-2016-3088, CVSS 3.1: 9.8, actively exploited: still open in 5.4.3
- CVE-2026-34197, CVSS 3.1: 8.8, actively exploited: still open in 5.4.3
- CVE-2021-21345, CVSS 3.1: 9.9: still open in 5.4.3
- CVE-2021-21350, CVSS 3.1: 9.8: still open in 5.4.3
- CVE-2021-21347, CVSS 3.1: 9.8: still open in 5.4.3
- CVE-2021-21346, CVSS 3.1: 9.8: still open in 5.4.3
- CVE-2021-21344, CVSS 3.1: 9.8: still open in 5.4.3
- CVE-2015-5254, CVSS 3.0: 9.8: still open in 5.4.3
- CVE-2014-3600, CVSS 3.0: 9.8: still open in 5.4.3
- CVE-2021-21351, CVSS 3.1: 9.1: still open in 5.4.3
- CVE-2021-21342, CVSS 3.1: 9.1: still open in 5.4.3
- CVE-2026-49157, CVSS 3.1: 8.8: still open in 5.4.3
- CVE-2026-45505, CVSS 3.1: 8.8: still open in 5.4.3
- CVE-2026-41044, CVSS 3.1: 8.8: still open in 5.4.3
- CVE-2026-40466, CVSS 3.1: 8.8: still open in 5.4.3
- CVE-2025-66168, CVSS 3.1: 8.8: still open in 5.4.3
- CVE-2022-41678, CVSS 3.1: 8.8: still open in 5.4.3
- CVE-2020-26217, CVSS 3.1: 8.8: still open in 5.4.3
- CVE-2021-21349, CVSS 3.1: 8.6: still open in 5.4.3
- CVE-2026-49877, CVSS 3.1: 8.1: still open in 5.4.3
- CVE-2026-42588, CVSS 3.1: 8.1: still open in 5.4.3
- CVE-2026-74761, CVSS 3.1: 7.5: still open in 5.4.3
- CVE-2026-59878, CVSS 3.1: 7.5: still open in 5.4.3
- CVE-2026-54475, CVSS 3.1: 7.5: still open in 5.4.3
- CVE-2026-53917, CVSS 3.1: 7.5: still open in 5.4.3
- CVE-2026-53916, CVSS 3.1: 7.5: still open in 5.4.3
- CVE-2026-50734, CVSS 3.1: 7.5: still open in 5.4.3
- CVE-2026-49434, CVSS 3.1: 7.5: still open in 5.4.3
- CVE-2026-49432, CVSS 3.1: 7.5: still open in 5.4.3
- CVE-2026-39304, CVSS 3.1: 7.5: still open in 5.4.3
- CVE-2021-21348, CVSS 3.1: 7.5: still open in 5.4.3
- CVE-2021-21343, CVSS 3.1: 7.5: still open in 5.4.3
- CVE-2021-21341, CVSS 3.1: 7.5: still open in 5.4.3
- CVE-2019-0222, CVSS 3.1: 7.5: still open in 5.4.3
- CVE-2014-3612, CVSS 2.0: 7.5: still open in 5.4.3
- CVE-2014-3576, CVSS 3.0: 7.5: still open in 5.4.3
- CVE-2018-11775, CVSS 3.0: 7.4: still open in 5.4.3
- CVE-2026-61487, CVSS 3.1: 6.5: still open in 5.4.3
- CVE-2026-41043, CVSS 3.1: 6.5: still open in 5.4.3
- CVE-2013-3060, CVSS 2.0: 6.4: still open in 5.4.3
- CVE-2026-52760, CVSS 3.1: 6.1: still open in 5.4.3
- CVE-2026-42253, CVSS 3.1: 6.1: still open in 5.4.3
- CVE-2020-1941, CVSS 3.1: 6.1: still open in 5.4.3
- CVE-2020-13947, CVSS 3.1: 6.1: still open in 5.4.3
- CVE-2018-8006, CVSS 3.1: 6.1: still open in 5.4.3
- CVE-2016-6810, CVSS 3.0: 6.1: still open in 5.4.3
- CVE-2016-0734, CVSS 3.0: 6.1: still open in 5.4.3
- CVE-2026-49270, CVSS 3.1: 5.9: still open in 5.4.3
- CVE-2020-13920, CVSS 3.1: 5.9: still open in 5.4.3
- CVE-2012-5784, CVSS 2.0: 5.8: still open in 5.4.3
- CVE-2016-0782, CVSS 3.0: 5.4: still open in 5.4.3
- CVE-2015-6524, CVSS 2.0: 5.0: still open in 5.4.3
- CVE-2015-1830, CVSS 2.0: 5.0: still open in 5.4.3
- CVE-2012-6551, CVSS 2.0: 5.0: still open in 5.4.3
- CVE-2011-4905, CVSS 2.0: 5.0: still open in 5.4.3
- CVE-2026-46605, CVSS 3.1: 4.3: still open in 5.4.3
- CVE-2026-33227, CVSS 3.1: 4.3: still open in 5.4.3
- CVE-2014-8110, CVSS 2.0: 4.3: still open in 5.4.3
- CVE-2013-1880, CVSS 2.0: 4.3: still open in 5.4.3
- CVE-2013-1879, CVSS 2.0: 4.3: still open in 5.4.3
- CVE-2012-6092, CVSS 2.0: 4.3: still open in 5.4.3
- CVE-2015-7559, CVSS 3.1: 2.7: still open in 5.4.3
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