Apache Pulsar: versions, end of support and vulnerabilities
Release branches of Apache Pulsar with the latest version, the end of support and the vulnerabilities that are still open in the latest version.
The NVD lists 20 vulnerabilities for Apache Pulsar, 0 of them actively exploited. Last checked on 02/11/2026.
Release branches
Apache Pulsar 5.0
Latest version: 5.0.1, released on 26/10/2026
End of support: 05/10/2028
No known vulnerability open in 5.0.1
Apache Pulsar 4.2
Latest version: 4.2.5, released on 05/10/2026
End of support: 24/09/2026
No known vulnerability open in 4.2.5
Apache Pulsar 4.0
Latest version: 4.0.14, released on 05/10/2026
End of support: 21/10/2026
No known vulnerability open in 4.0.14
Apache Pulsar 3.0
Latest version: 3.0.17, released on 27/04/2026
End of support: 02/05/2025
No known vulnerability open in 3.0.17
Apache Pulsar 4.1
Latest version: 4.1.3, released on 19/02/2026
End of support: 08/03/2026
No known vulnerability open in 4.1.3
Apache Pulsar 3.3
Latest version: 3.3.9, released on 27/09/2025
End of support: 05/12/2024
No known vulnerability open in 3.3.9
Apache Pulsar 3.2
Latest version: 3.2.4, released on 01/08/2024
End of support: 05/08/2024
No known vulnerability open in 3.2.4
Apache Pulsar 3.1
Latest version: 3.1.3, released on 08/03/2024
End of support: 10/02/2024
1 known vulnerability open in 3.1.3
Apache Pulsar 2.11
Latest version: 2.11.4, released on 08/03/2024
End of support: 11/01/2024
2 known vulnerabilities open in 2.11.4
Apache Pulsar 2.10
Latest version: 2.10.6, released on 08/03/2024
End of support: 18/04/2023
2 known vulnerabilities open in 2.10.6
Apache Pulsar 2.9
Latest version: 2.9.5, released on 20/04/2023
End of support: 20/12/2022
12 known vulnerabilities open in 2.9.5
Apache Pulsar 2.8
Latest version: 2.8.4, released on 04/10/2022
End of support: 15/06/2022
12 known vulnerabilities open in 2.8.4
Apache Pulsar 2.7
Latest version: 2.7.5, released on 06/09/2022
End of support: 03/12/2021
12 known vulnerabilities open in 2.7.5
Apache Pulsar 2.6
Latest version: 2.6.4, released on 02/06/2021
End of support: 17/06/2021
16 known vulnerabilities open in 2.6.4
Apache Pulsar 2.5
Latest version: 2.5.2, released on 19/05/2020
End of support: 15/01/2021
15 known vulnerabilities open in 2.5.2
Most recent vulnerabilities of Apache Pulsar
- CVE-2025-30677, CVSS 4.0: 6.3, 09/04/2025
- CVE-2024-29834, CVSS 3.1: 6.4, 02/04/2024
- CVE-2024-28098, CVSS 3.1: 5.4, 12/03/2024
- CVE-2024-27894, CVSS 3.1: 8.8, 12/03/2024
- CVE-2024-27317, CVSS 3.1: 9.9, 12/03/2024
- CVE-2024-27135, CVSS 3.1: 9.9, 12/03/2024
- CVE-2022-34321, CVSS 3.1: 8.2, 12/03/2024
- CVE-2023-51437, CVSS 3.1: 7.4, 07/02/2024
- CVE-2023-37544, CVSS 3.1: 7.5, 20/12/2023
- CVE-2023-37579, CVSS 3.1: 6.5, 12/07/2023
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