CVE-2025-26621

HIGH

7.6

Description

OpenCTI is an open source platform for managing cyber threat intelligence knowledge and observables. Prior to version 6.5.2, any user with the capability manage customizations can edit webhook that will execute javascript code. This can be abused to cause a denial of service attack by prototype pollution, making the node js server running the OpenCTI frontend become unavailable. Version 6.5.2 fixes the issue.

Details CVE

Score CVSS v3.17.6

SeveriteHIGH

Vecteur CVSSCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:L/A:H

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisHIGH

Interaction utilisateurNONE

Publie5/19/2025

Derniere modification8/6/2025

Sourcenvd

Observations honeypot0

Produits affectes

citeum:opencti

Faiblesses (CWE)

CWE-94CWE-1321

References

https://github.com/OpenCTI-Platform/opencti/security/advisories/GHSA-gq63-jm3h-374p(security-advisories@github.com)

https://github.com/OpenCTI-Platform/opencti/security/advisories/GHSA-mf88-g2wq-p7qm(security-advisories@github.com)

Correlations IOC

Aucune correlation enregistree

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