Vulnerability Database

308,681

Total vulnerabilities in the database

CVE-2024-45303

Discourse Calendar plugin adds the ability to create a dynamic calendar in the first post of a topic to Discourse. Rendering event names can be susceptible to XSS attacks. This vulnerability only affects sites which have modified or disabled Discourse’s default Content Security Policy. The issue is patched in version 0.5 of the Discourse Calendar plugin.

  • Published: Sep 12, 2024
  • Updated: Nov 16, 2025
  • CVE: CVE-2024-45303
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 6.1
  • AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CWEs:

OWASP TOP 10:

Software From Fixed in
discourse / calendar - 0.5