Discourse: versions, end of support and vulnerabilities
Release branches of Discourse with the latest version, the end of support and the vulnerabilities that are still open in the latest version.
The NVD lists 263 vulnerabilities for Discourse, 0 of them actively exploited. Last checked on 03/11/2026.
Release branches
Discourse 2026.10
Latest version: 2026.10.0, released on 27/10/2026
End of support: 29/12/2026
No known vulnerability open in 2026.10.0
Discourse 2026.9
Latest version: 2026.9.1, released on 23/10/2026
End of support: 24/11/2026
No known vulnerability open in 2026.9.1
Discourse 2026.8
Latest version: 2026.8.2, released on 23/10/2026
End of support: 27/10/2026
No known vulnerability open in 2026.8.2
Discourse 2026.7
Latest version: 2026.7.4, released on 23/10/2026
End of support: 30/03/2027
No known vulnerability open in 2026.7.4
Discourse 2026.1
Latest version: 2026.1.9, released on 22/09/2026
End of support: 22/09/2026
1 known vulnerability open in 2026.1.9
Discourse 2026.6
Latest version: 2026.6.3, released on 25/08/2026
End of support: 25/08/2026
No known vulnerability open in 2026.6.3
Discourse 2026.5
Latest version: 2026.5.2, released on 28/07/2026
End of support: 28/07/2026
No known vulnerability open in 2026.5.2
Discourse 2026.4
Latest version: 2026.4.2, released on 30/06/2026
End of support: 30/06/2026
No known vulnerability open in 2026.4.2
Discourse 2026.3
Latest version: 2026.3.1, released on 18/05/2026
End of support: 28/05/2026
No known vulnerability open in 2026.3.1
Discourse 2026.2
Latest version: 2026.2.2, released on 31/03/2026
End of support: 28/04/2026
1 known vulnerability open in 2026.2.2
Discourse 2025.12
Latest version: 2025.12.2, released on 26/02/2026
End of support: 26/02/2026
12 known vulnerabilities open in 2025.12.2
Discourse 2025.11
Latest version: 2025.11.2, released on 28/01/2026
End of support: 28/01/2026
29 known vulnerabilities open in 2025.11.2
Discourse 3.5
Latest version: 3.5.4, released on 28/01/2026
End of support: 28/01/2026
34 known vulnerabilities open in 3.5.4
Discourse 3.4
Latest version: 3.4.7, released on 29/07/2025
End of support: 19/08/2025
56 known vulnerabilities open in 3.4.7
Most recent vulnerabilities of Discourse
- CVE-2026-59828, CVSS 3.1: 5.3, 09/07/2026
- CVE-2026-55424, CVSS 4.0: 7.4, 09/07/2026
- CVE-2026-53963, CVSS 3.1: 9.0, 09/07/2026
- CVE-2026-53962, CVSS 3.1: 5.4, 09/07/2026
- CVE-2026-53961, CVSS 3.1: 6.5, 09/07/2026
- CVE-2026-49256, CVSS 4.0: 6.3, 09/07/2026
- CVE-2026-46413, CVSS 3.1: 6.5, 09/07/2026
- CVE-2026-45788, CVSS 4.0: 6.3, 09/07/2026
- CVE-2026-45780, CVSS 3.1: 4.3, 09/07/2026
- CVE-2026-44787, CVSS 3.1: 7.1, 09/07/2026
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