HAProxy: versions, end of support and vulnerabilities
Release branches of HAProxy with the latest version, the end of support and the vulnerabilities that are still open in the latest version.
The NVD lists 36 vulnerabilities for HAProxy, 0 of them actively exploited. Last checked on 03/11/2026.
Release branches
HAProxy 3.4
Latest version: 3.4.7, released on 14/10/2026
End of support: 01/04/2031
No known vulnerability open in 3.4.7
HAProxy 3.3
Latest version: 3.3.17, released on 14/10/2026
End of support: 01/01/2027
2 known vulnerabilities open in 3.3.17
HAProxy 3.2
Latest version: 3.2.26, released on 14/10/2026
End of support: 01/04/2030
1 known vulnerability open in 3.2.26
HAProxy 3.0
Latest version: 3.0.30, released on 14/10/2026
End of support: 01/04/2029
1 known vulnerability open in 3.0.30
HAProxy 2.8
Latest version: 2.8.31, released on 14/10/2026
End of support: 01/04/2028
1 known vulnerability open in 2.8.31
HAProxy 2.6
Latest version: 2.6.35, released on 14/10/2026
End of support: 01/04/2027
2 known vulnerabilities open in 2.6.35
HAProxy 2.4
Latest version: 2.4.36, released on 03/07/2026
End of support: 01/04/2026
1 known vulnerability open in 2.4.36
HAProxy 3.1
Latest version: 3.1.17, released on 19/03/2026
End of support: 01/01/2026
3 known vulnerabilities open in 3.1.17
HAProxy 2.2
Latest version: 2.2.34, released on 23/04/2025
End of support: 23/04/2025
3 known vulnerabilities open in 2.2.34
HAProxy 2.9
Latest version: 2.9.15, released on 21/03/2025
End of support: 21/03/2025
3 known vulnerabilities open in 2.9.15
HAProxy 2.7
Latest version: 2.7.12, released on 05/04/2024
End of support: 05/04/2024
4 known vulnerabilities open in 2.7.12
HAProxy 2.0
Latest version: 2.0.35, released on 05/04/2024
End of support: 05/04/2024
4 known vulnerabilities open in 2.0.35
HAProxy 2.5
Latest version: 2.5.14, released on 02/05/2023
End of support: 02/05/2023
4 known vulnerabilities open in 2.5.14
HAProxy 1.8
Latest version: 1.8.31, released on 09/12/2022
End of support: 09/12/2022
9 known vulnerabilities open in 1.8.31
HAProxy 2.3
Latest version: 2.3.21, released on 27/07/2022
End of support: 27/07/2022
4 known vulnerabilities open in 2.3.21
HAProxy 1.7
Latest version: 1.7.14, released on 31/03/2021
End of support: 01/10/2021
12 known vulnerabilities open in 1.7.14
HAProxy 1.6
Latest version: 1.6.16, released on 19/03/2021
End of support: 01/10/2020
12 known vulnerabilities open in 1.6.16
HAProxy 2.1
Latest version: 2.1.12, released on 18/03/2021
End of support: 18/03/2021
4 known vulnerabilities open in 2.1.12
HAProxy 1.9
Latest version: 1.9.16, released on 31/07/2020
End of support: 31/07/2020
8 known vulnerabilities open in 1.9.16
HAProxy 1.5
Latest version: 1.5.19, released on 25/12/2016
End of support: 10/01/2020
12 known vulnerabilities open in 1.5.19
HAProxy 1.4
Latest version: 1.4.27, released on 14/03/2016
End of support: 10/01/2020
12 known vulnerabilities open in 1.4.27
HAProxy 1.3
Latest version: 1.3.28, released on 14/03/2016
End of support: 14/03/2016
12 known vulnerabilities open in 1.3.28
HAProxy 1.2
Latest version: 1.2.18, released on 25/05/2008
End of support: 06/08/2011
12 known vulnerabilities open in 1.2.18
HAProxy 1.1
Latest version: 1.1.34, released on 29/01/2006
End of support: 29/01/2006
12 known vulnerabilities open in 1.1.34
HAProxy 1.0
Latest version: 1.0.2, released on 30/12/2001
End of support: 30/12/2001
12 known vulnerabilities open in 1.0.2
Most recent vulnerabilities of HAProxy
- CVE-2026-26081, CVSS 3.1: 4.8, 20/07/2026
- CVE-2026-26080, CVSS 3.1: 3.7, 20/07/2026
- CVE-2026-55204, CVSS 4.0: 8.7, 18/06/2026
- CVE-2026-55203, CVSS 4.0: 9.0, 18/06/2026
- CVE-2026-33555, CVSS 3.1: 5.8, 13/04/2026
- CVE-2025-11230, CVSS 3.1: 7.5, 19/11/2025
- CVE-2024-45506, CVSS 3.1: 7.5, 04/09/2024
- CVE-2023-45539, CVSS 3.1: 8.2, 28/11/2023
- CVE-2023-40225, CVSS 3.1: 7.2, 10/08/2023
- CVE-2023-25950, CVSS 3.1: 7.3, 11/04/2023
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