CVE-2026-91929 Flowise - Broken Access Control

Flowise < 3.1.4 contains a broken access control caused by missing resource ownership verification in Enterprise endpoints, letting attackers with Enterprise access delete workspaces, modify roles, and abuse SSO secrets.

CVSS base score 7.1 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.35% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Broken Access Control
Impact
Broken Access Control, Privilege Escalation, Data Tampering
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L
Published
15 September 2026
Updated
15 October 2026
Weakness
CWE-862

Vendor fix

Update to version 3.1.4 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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