CVE-2026-86196 – Grav API Plugin before 1.0.20 Authentication Bypass via Host Header

​CVE ID :CVE-2026-86196

Published : Sept. 5, 2026, 1:18 p.m. | 5 hours, 54 minutes ago

Description :Grav API plugin versions before 1.0.20 build password reset links from the untrusted Host header in the forgot-password endpoint, allowing unauthenticated attackers to redirect reset tokens to attacker-controlled domains. Attackers can send password reset requests for any account with a malicious Host header, intercept the reset token from victim emails, and complete account takeover including super-admin accounts.

Severity: 8.7 | HIGH

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