Vulnerability Database

309,083

Total vulnerabilities in the database

CVE-2023-28111

Discourse is an open-source discussion platform. Prior to version 3.1.0.beta3 of the beta and tests-passed branches, attackers are able to bypass Discourse's server-side request forgery (SSRF) protection for private IPv4 addresses by using a IPv4-mapped IPv6 address. The issue is patched in the latest beta and tests-passed version of Discourse. version 3.1.0.beta3 of the beta and tests-passed branches. There are no known workarounds.

  • Published: Mar 17, 2023
  • Updated: Nov 16, 2025
  • CVE: CVE-2023-28111
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 5.7
  • AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N

CWEs:

Software From Fixed in
discourse / discourse 3.1.0-beta1 3.1.0-beta1.x
discourse / discourse 3.1.0-beta2 3.1.0-beta2.x
discourse / discourse - 3.1.0