What is the CVSS score of CVE-2026-30823?

CVE-2026-30823 has a CVSS 3.0 base score of 8.8 (High). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.0%.

Which versions of AI / ML are affected by CVE-2026-30823?

Flowise versions up to 3.0.13 contain a critical authorization bypass vulnerability that allows attackers to bypass access controls using user-controlled keys.. A patch is available.

Is there a public PoC exploit available for CVE-2026-30823?

Yes, a public proof-of-concept exploit is available for CVE-2026-30823. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2026-30823?

Within 24 hours: Inventory all Flowise deployments and identify instances running version 3.0.13 or earlier; isolate affected systems from production networks if possible. Within 7 days: Implement network segmentation to restrict access to Flowise instances, deploy WAF rules to block exploitation attempts, and enforce API key rotation with strict validation. Within 30 days: Upgrade to the latest patched version immediately upon release, or migrate to alternative solutions if Flowise is non-critical; conduct access audit to detect unauthorized usage.

AI / ML CVE-2026-30823

HIGH

Authorization Bypass Through User-Controlled Key (CWE-639)

2026-03-07 security-advisories@github.com

GHSA-cwc3-p92j-g7qm

Authentication Bypass AI / ML Flowise

8.8

CVSS 3.0 · GitHub Advisory

Severity by source

GitHub Advisory PRIMARY

8.8 HIGH

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

Primary rating from GitHub Advisory · only source for this CVE.

CVSS VectorGitHub Advisory

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Patch released

Mar 31, 2026 - 21:13 nvd

Patch available

Analysis Generated

Mar 12, 2026 - 21:55 vuln.today

PoC Detected

Mar 11, 2026 - 13:36 vuln.today

Public exploit code

CVE Published

Mar 07, 2026 - 06:16 nvd

HIGH 8.8

DescriptionGitHub Advisory

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to version 3.0.13, there is an IDOR vulnerability, leading to account takeover and enterprise feature bypass via SSO configuration. This issue has been patched in version 3.0.13.

AnalysisAI

Flowise versions up to 3.0.13 is affected by authorization bypass through user-controlled key (CVSS 8.8).

Technical ContextAI

This vulnerability (CWE-639: Authorization Bypass Through User-Controlled Key) affects Flowise. Flowise is a drag & drop user interface to build a customized large language model flow. Prior to version 3.0.13, there is an IDOR vulnerability, leading to account takeover and enterprise feature bypass via SSO configuration. This issue has been patched in version 3.0.13.