Organization-admin privilege escalation via cross-organization user addition
Published May 26, 2026 · Updated May 26, 2026
Improper access control in OpenCTI before 6.9.7 allows remote authenticated users with organization-admin rights to gain full platform access. The userEdit relationAdd GraphQL mutation applies an incorrect ACL, letting an organization admin attach a higher-privileged user from another organization. Exploitation requires organization-admin access and grants access to sensitive or proprietary information across the platform.
Summary
What happened
Improper access control in OpenCTI before 6.9.7 allows remote authenticated users with organization-admin rights to gain full platform access. The userEdit relationAdd GraphQL mutation applies an incorrect ACL, letting an organization admin attach a higher-privileged user from another organization. Exploitation requires organization-admin access and grants access to sensitive or proprietary information across the platform.
The record
- CVE
- CVE-2026-44730
- Published
- May 26, 2026
- Updated
- May 26, 2026
- Vendor
- Filigran
- Product
- OpenCTI
- Classifications
- CWE-284, T1098
- Attack vector
- network
- Privileges
- admin
Timeline
How it unfolded
- May 26, 2026CVE publishedPublication date reported by the CVE source.
- May 26, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
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- Affected versionversion=< 6.9.7
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Public exploit references
No public exploit references are available in this record.
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Technologies
Your stack
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Your stack
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