CVE-2026-63768 — cal.diy 6.2.0 Conferencing OAuth Callback Open Redirect via Unsigned State
cal.diy through 6.2.0 contains an open redirect vulnerability in the conferencing OAuth callback endpoint that allows attackers to redirect users to arbitrary URLs by crafting m…
Published: 2026-07-20 · CVSS: 5.3 · CVSS 4.0
cal.diy through 6.2.0 contains an open redirect vulnerability in the conferencing OAuth callback endpoint that allows attackers to redirect users to arbitrary URLs by crafting malicious state parameters. Attackers can exploit the unsigned state parameter and onErrorReturnTo field to silently redirect visitors from the trusted domain to attacker-controlled URLs for phishing attacks.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7