What’s Vulnerable › Products

discourse-activity-pub vulnerabilities

1 known vulnerabilities, 0 confirmed exploited in the wild (CISA KEV), 1 published in the last 12 months.

Check whether your discourse-activity-pub version is affected

Latest discourse-activity-pub vulnerabilities

• CVE-2026-55103 — Discourse ActivityPub: Fix inbound actor validation and apply outbound request SSRF hardening (CVSS 8.6)