Vulnerability Description
PraisonAI AgentMail versions before 4.6.78 lack signature verification in webhook mode, allowing unauthenticated attackers to inject messages with spoofed sender addresses. Attackers can POST crafted message.received events to the webhook endpoint to inject arbitrary content into the agent and trigger replies to attacker-controlled addresses, bypassing sender allow/block lists.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://github.com/MervinPraison/PraisonAI/security/advisories/GHSA-qj9c-59p6-8c
- https://www.vulncheck.com/advisories/praisonai-agentmail-before-message-injectio
- https://github.com/MervinPraison/PraisonAI/security/advisories/GHSA-qj9c-59p6-8c
FAQ
What is CVE-2026-61428?
CVE-2026-61428 is a vulnerability with a CVSS score of 7.3 (HIGH). PraisonAI AgentMail versions before 4.6.78 lack signature verification in webhook mode, allowing unauthenticated attackers to inject messages with spoofed sender addresses. Attackers can POST crafted ...
How severe is CVE-2026-61428?
CVE-2026-61428 has been rated HIGH with a CVSS base score of 7.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-61428?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.