CVE-2026-104467

YesWiki before 4.6.7 contains an authorization bypass vulnerability in ApiService::isAuthorized() that allows unauthenticated attackers to call admin-only API routes when public API mode is enabled. Attackers can send requests to endpoints like api/ci/update_config and api/archives to overwrite configuration and list, download, or delete backup archives.

  • Published Oct 2, 2026
  • CVSS 9.2 critical
  • 0.4% chance of exploitation in the next 30 days (EPSS)
  • A fix is available

Affected software

CVE-2026-104467 at the National Vulnerability Database