PT-2026-37640 · Flowiseai · Flowise

Eric-A · Published 2026-05-06 · Updated 2026-05-06 · CVE-2026-8027

Positive Technologies (AI Summary)

CVSS v3.1

4.3

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Name of the Vulnerable Software and Affected Versions FlowiseAI Flowise versions prior to 3.0.13

Description A weakness in the User Controller Handler component allows for remote authorization bypass. This occurs through the manipulation of the userId, organizationId, workspaceId, or email arguments.

Recommendations Upgrade the affected component to a version later than 3.0.12.

Exploit

Fix

IDOR

Improper Authorization

Weakness Enumeration

CWE-639

CWE-285

Related Identifiers

CVE-2026-8027

Affected Products

Flowise

References · 8

• 🔥 https://gist.github.com/YLChen-007/3584e6ffa0bba6367328ecf0b46b0e4b · Exploit
• 🔥 https://vuldb.com/submit/777657 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-8027 · Security Note
• https://vuldb.com/vuln/361274/cti · Note
• https://vuldb.com/vuln/361274 · Note
• https://twitter.com/CVEnew/status/2052037436944052346 · Twitter Post
• https://twitter.com/infoflowcloud/status/2052038455853498693 · Twitter Post
• https://t.me/CVEtracker/52876 · Telegram Post