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CVE-2026-39980

OpenCTI affected by RCE via notifier template PUBLISHED

Description (CNA)

OpenCTI is an open source platform for managing cyber threat intelligence knowledge and observables. Prior to 6.9.5, the safeEjs.ts file does not properly sanitize EJS templates. Users with the Manage customization capability can run arbitrary JavaScript in the context of the OpenCTI platform process during notifier template execution. This vulnerability is fixed in 6.9.5.

Affected (CNA)

Vendor / productVersions
OpenCTI-Platform / openctiaffected < 6.9.5

CWE

CWE-1336

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.