Unrated severityNVD Advisory· Published Jul 15, 2026· Updated Jul 15, 2026
PraisonAI before 4.6.78 Missing Webhook Signature Verification
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.
Affected products
1Patches
Vulnerability mechanics
References
4- github.com/MervinPraison/PraisonAI/commit/2a855c470077c7d2e2479a575f7ef7f548d51c33mitrepatch
- github.com/MervinPraison/PraisonAI/commit/846568c7a5d8ce9e71e56e4c213f027c04909753mitrepatch
- github.com/MervinPraison/PraisonAI/security/advisories/GHSA-7c92-x8vg-4258mitrevendor-advisory
- www.vulncheck.com/advisories/praisonai-before-missing-webhook-signature-verificationmitrethird-party-advisory
News mentions
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