CVE-2025-68662

Summary

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 Software

VendorProductVersion RangeStatus
discoursediscourse< 3.5.4affected
discoursediscourse>= 2025.11.0-latest, < 2025.11.2affected
discoursediscourse>= 2025.12.0-latest, < 2025.12.1affected
discoursediscourse>= 2026.1.0-latest, < 2026.1.0affected

Weaknesses

  • CWE-918: CWE-918: Server-Side Request Forgery (SSRF)

ADP Enrichment

CISA ADP Vulnrichment

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

References