{"cve":"CVE-2026-61428","nvd":{"published":"2026-07-11T14:16:22.610","modified":"2026-10-25T15:10:00.147","status":"Deferred","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_v4":{"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","score":6.9},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","score":7.3},"cwes":["CWE-290"],"references":["https://github.com/MervinPraison/PraisonAI/security/advisories/GHSA-qj9c-59p6-8cgx","https://www.vulncheck.com/advisories/praisonai-agentmail-before-message-injection-via-webhook","https://github.com/MervinPraison/PraisonAI/security/advisories/GHSA-qj9c-59p6-8cgx"],"products":[],"source":"nvd","synced_at":"2026-10-25T17:50:06.907763985+00:00"},"epss":{"cve":"CVE-2026-61428","score":0.00373,"percentile":0.30931,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-qj9c-59p6-8cgx","url":"https://osv.dev/vulnerability/GHSA-qj9c-59p6-8cgx","summary":"PraisonAI: AgentMail webhook lacks signature verification, allowing unauthenticated message injection and sender spoofing","modified":"2026-10-15T14:56:06.270847897Z","packages":[{"ecosystem":"PyPI","name":"praisonai","purl":"pkg:pypi/praisonai","ranges":["<4.6.78"],"fixed":["4.6.78"]}]},{"id":"PYSEC-2026-4259","url":"https://osv.dev/vulnerability/PYSEC-2026-4259","summary":"PraisonAI: AgentMail webhook lacks signature verification, allowing unauthenticated message injection and sender spoofing","modified":"2026-10-15T14:45:12.224248029Z","packages":[{"ecosystem":"PyPI","name":"praisonai","purl":"pkg:pypi/praisonai","ranges":["<4.6.78"],"fixed":["4.6.78"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}