CVE-2025-68662
January 28, 2026
Discourse is an open source discussion platform. In versions prior to 3.5.4, 2025.11.2, 2025.12.1, and 2026.1.0, a hostname validation issue in FinalDestination could allow bypassing SSRF protections under certain conditions. This issue is patched in versions 3.5.4, 2025.11.2, 2025.12.1, and 2026.1.0. No known workarounds are available.
Affected Packages
https://github.com/discourse/discourse.git (GITHUB):
Affected version(s) >=v2025.11.0 <v2025.11.2Fix Suggestion:
Update to version v2025.11.2https://github.com/discourse/discourse.git (GITHUB):
Affected version(s) >=v2026.1.0 <v2026.1.0Fix Suggestion:
Update to version v2026.1.0https://github.com/discourse/discourse.git (GITHUB):
Affected version(s) >=v0.8.0 <v3.5.4Fix Suggestion:
Update to version v3.5.4https://github.com/discourse/discourse.git (GITHUB):
Affected version(s) =v2025.12.0-latest <v2025.12.0Fix Suggestion:
Update to version v2025.12.0Related Resources (1)
Do you need more information?
Contact UsCVSS v4
Base Score:
7.2
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
LOW
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.6
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
LOW
Availability
LOW
Weakness Type (CWE)
Server-Side Request Forgery (SSRF)
EPSS
Base Score:
0.04
