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Related vulnerabilities
CVE-2026-27960 (GCVE-0-2026-27960)
Vulnerability from cvelistv5 – Published: 2026-05-05 18:35 – Updated: 2026-05-06 15:17
VLAI
Title
OpenCTI privilege escalation and unauthenticated access via default admin account
Summary
OpenCTI is an open source platform for managing cyber threat intelligence knowledge and observables. In versions 6.6.0 through 6.9.12, there is a privilege escalation vulnerability that can be exploited by unauthenticated attackers to query the API as any existing user, including the default admin account. This issue has been fixed in version 6.9.13. As a workaround, the default admin can be disabled using the `APP__ADMIN__EXTERNALLY_MANAGED` configuration.
Severity
9.8 (Critical)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-287 - Improper Authentication
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://github.com/OpenCTI-Platform/opencti/secur… | x_refsource_CONFIRM |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| OpenCTI-Platform | opencti |
Affected:
>= 6.6.0, < 6.9.13
|
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"metrics": [
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"cvssV3_1": {
"attackComplexity": "LOW",
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"state": "PUBLISHED"
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PYSEC-2026-119
Vulnerability from pysec - Published: 2026-05-05 19:16 - Updated: 2026-05-20 09:19
VLAI
Details
OpenCTI is an open source platform for managing cyber threat intelligence knowledge and observables. In versions 6.6.0 through 6.9.12, there is a privilege escalation vulnerability that can be exploited by unauthenticated attackers to query the API as any existing user, including the default admin account. This issue has been fixed in version 6.9.13. As a workaround, the default admin can be disabled using the APP__ADMIN__EXTERNALLY_MANAGED configuration.
Severity
9.8 (Critical)
Impacted products
| Name | purl | pycti | pkg:pypi/pycti |
|---|
Aliases
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"affected": [
{
"package": {
"ecosystem": "PyPI",
"name": "pycti",
"purl": "pkg:pypi/pycti"
},
"ranges": [
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"events": [
{
"introduced": "6.9.0"
},
{
"fixed": "6.9.13"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"6.9.0",
"6.9.1",
"6.9.10",
"6.9.11",
"6.9.12",
"6.9.2",
"6.9.3",
"6.9.4",
"6.9.5",
"6.9.6",
"6.9.7",
"6.9.8",
"6.9.9"
]
}
],
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],
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"id": "PYSEC-2026-119",
"modified": "2026-05-20T09:19:14.796649Z",
"published": "2026-05-05T19:16:21.380Z",
"references": [
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"type": "ADVISORY",
"url": "https://github.com/OpenCTI-Platform/opencti/security/advisories/GHSA-6vvv-vmfr-xhrx"
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"severity": [
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]
}