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CVE-2026-63768

cal.diy 6.2.0 Conferencing OAuth Callback Open Redirect via Unsigned State PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / productVersions
calcom / cal.diyaffected 0 through 6.2.0

CWE

CWE-601

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.