CVE-2026-33074

Summary

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, a user may be able to purchase a lower tier subscription but grant themselves the benefits that comes along with a higher tier subscription. This issue has been patched in versions 2026.1.3, 2026.2.2, and 2026.3.0.

Affected Software

VendorProductVersion RangeStatus
discoursediscourse>= 2026.1.0-latest, < 2026.1.3affected
discoursediscourse>= 2026.2.0-latest, < 2026.2.2affected
discoursediscourse>= 2026.3.0-latest, < 2026.3.0affected

Weaknesses

  • CWE-269: CWE-269: Improper Privilege Management
  • CWE-285: CWE-285: Improper Authorization

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References