A security vulnerability has been detected in StackStorm st2 up to 3.9.0. Impacted is an unknown function of the file st2api/st2api/controllers/v1/auth.py of the component API Key Handler. Such manipulation of the argument api_key_api.user leads to improper privilege management. The attack may be performed from remote. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

Vendors Products
Stackstorm Subscribe
St2 Subscribe

No data.

No data.

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/StackStorm/st2/ cve-icon cve-icon
https://github.com/StackStorm/st2/issues/6380 cve-icon cve-icon
https://vuldb.com/cve/CVE-2026-85514 cve-icon cve-icon
https://vuldb.com/submit/894917 cve-icon cve-icon
https://vuldb.com/vuln/398679 cve-icon cve-icon
https://vuldb.com/vuln/398679/cti cve-icon cve-icon
History

Fri, 04 Sep 2026 13:00:00 +0000

Type Values Removed Values Added
Description A security vulnerability has been detected in StackStorm st2 up to 3.9.0. Impacted is an unknown function of the file st2api/st2api/controllers/v1/auth.py of the component API Key Handler. Such manipulation of the argument api_key_api.user leads to improper privilege management. The attack may be performed from remote. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Title StackStorm st2 API Key auth.py privileges management
First Time appeared Stackstorm
Stackstorm st2
Weaknesses CWE-266
CWE-269
CPEs cpe:2.3:a:stackstorm:st2:*:*:*:*:*:*:*:*
Vendors & Products Stackstorm
Stackstorm st2
References
Metrics cvssV2_0

{'score': 6.5, 'vector': 'AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 6.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 6.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-09-04T12:45:09.992Z

Reserved: 2026-09-04T05:35:46.391Z

Link: CVE-2026-85514

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-09-04T13:20:11.300

Modified: 2026-09-04T13:22:24.073

Link: CVE-2026-85514

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses