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.
Advisories

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Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Tue, 14 Jul 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Sat, 11 Jul 2026 13:30:00 +0000

Type Values Removed Values Added
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.
Title PraisonAI AgentMail before 4.6.78 Message Injection via Webhook
First Time appeared Praison
Praison praisonai
Weaknesses CWE-290
CPEs cpe:2.3:a:praison:praisonai:*:*:*:*:*:*:*:*
Vendors & Products Praison
Praison praisonai
References
Metrics cvssV3_1

{'score': 7.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-07-13T16:10:29.816Z

Reserved: 2026-07-09T14:05:21.470Z

Link: CVE-2026-61428

cve-icon Vulnrichment

Updated: 2026-07-13T16:10:19.472Z

cve-icon NVD

Status : Deferred

Published: 2026-07-11T14:16:22.610

Modified: 2026-07-13T18:05:36.130

Link: CVE-2026-61428

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-07-31T12:45:03Z

Weaknesses