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CVE-2026-85514— StackStorm st2 API Key auth.py privileges management

Quick assessment

Affected
StackStorm st2
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

StackStorm st2是StackStorm组织的一款事件驱动的运维自动化平台。 StackStorm st2 3.9.0及之前版本存在权限许可和访问控制问题漏洞，该漏洞源于API Key Handler组件中st2api/st2api/controllers/v1/auth.py文件对api_key_api.user参数操作不当，导致权限管理不当。

CVSS 6.3 · Medium EPSS 0.37% · P30

Affected Version Matrix 10

VendorProduct Version RangeStatus
StackStorm st2 3.0 affected
3.1 affected
3.2 affected
3.3 affected
3.4 affected
3.5 affected
3.6 affected
3.7 affected
… +2 more rows
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I. Basic Information for CVE-2026-85514

Vulnerability Information
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Vulnerability Title
StackStorm st2 API Key auth.py privileges management
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
特权管理不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
StackStorm st2 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
StackStorm st2是StackStorm组织的一款事件驱动的运维自动化平台。 StackStorm st2 3.9.0及之前版本存在权限许可和访问控制问题漏洞，该漏洞源于API Key Handler组件中st2api/st2api/controllers/v1/auth.py文件对api_key_api.user参数操作不当，导致权限管理不当。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
StackStorm st2 3.0 cpe:2.3:a:stackstorm:st2:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-85514

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III. Intelligence Information for CVE-2026-85514

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Vendor Advisories for CVE-2026-85514 (1)

Vendor Pages for CVE-2026-85514 (1)

Other References for CVE-2026-85514 (3)

IV. Related Vulnerabilities

Same product: st2
Same vendor: StackStorm
Same weakness: CWE-269