Is CVE-2026-61436 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-61436?

CVE-2026-61436 has a CVSS v3 severity of HIGH (8.6).

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CVE-2026-61436

Description

PraisonAI before 4.6.78 fails to verify Svix webhook signatures in AgentMail webhook mode, allowing unauthenticated attackers to forge message.received events. Attackers can send crafted JSON payloads to the webhook endpoint to invoke configured agents with arbitrary sender addresses and message content.