CVE-2026-85514

StackStorm st2 API Key auth.py privileges management

MEDIUM
6.3
CVSS Score
Published: September 4, 2026 at 12:45 PM UTC
Updated: September 4, 2026 at 06:18 PM UTC
1 product affected across 1 vendorStackStorm

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Severity
MEDIUM6.3
Exploit prediction
EPSS 0.4%
SSVC
PoC

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (6)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/398679
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/398679/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-85514
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/894917
ExploitIssue Tracking
Source: cverecord
https://github.com/StackStorm/st2/issues/6380
Product
Source: cverecord
https://github.com/StackStorm/st2/

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.3MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-269CWE-266

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