PraisonAI before 4.6.78 Missing Webhook Signature Verification (MervinPraison PraisonAI)

CVE-2026-61436
HIGH 8.8

En bref

Source
NVD
EPSS
EPSS 0.39 % · centile 33 ()
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
VulnCheck
Statut NVD
Deferred

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.

Faiblesses (CWE)

  • CWE-287 — Authentification incorrecte

Références

Scores

VersionScoreVecteurÉvalué par
CVSS 4.0HIGH 8.8CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/SA:NVulnCheck
CVSS 3.1HIGH 8.6CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:LVulnCheck
CVSS 4.0HIGH 8.8CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:XNVD · disclosure@vulncheck.com (Secondary)
CVSS 3.1HIGH 8.6CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:LNVD · disclosure@vulncheck.com (Secondary)

Avis

Références européennes

Produits affectés

ProduitVersions
MervinPraison · PraisonAIaffected 0 < 4.6.78 ; unaffected 4.6.78

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD