CVE-2026-36759

Medium severity, CVSS 6.5. EPSS: 0.4% chance of exploitation in the next 30 days.

A Server-Side Request Forgery (SSRF) in the /themes/{name}/upgrade-from-uri endpoint of halo v2.22.14 allows authenticated attackers to scan internal resources via a crafted GET request.

Published 2026-04-30. Last modified 2026-06-17.