Is CVE-2026-79660 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-79660?

CVE-2026-79660 has a CVSS v3 severity of MEDIUM (5.3).

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CVE-2026-79660

Description

Ech0 versions before 4.7.3 expose guest commenter email addresses through public API endpoints due to improper JSON serialization tags on the Comment model. Unauthenticated attackers can harvest all commenter emails by calling the /api/comments and /api/comments/public endpoints without authentication.