Skip to content
CVE PROGRAM SOURCE RECORD8.3 High

CVE-2026-104463

YesWiki before 4.6.7 Unauthenticated SSRF via ActivityPub Inbox

Description

YesWiki before 4.6.7 contains a server-side request forgery vulnerability that allows unauthenticated attackers to trigger server requests by sending signed Follow activities to the public forms actor inbox route. Attackers sign requests with their own keyId while supplying internal actor URLs in the body, reaching internal hosts or cloud metadata via blind GET and POST requests.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

YesWiki yeswiki

Default version status: unaffected

  • 0 to < 4.6.7affected
  • 4.6.7unaffected

References