Missing Authentication Vulnerability in ItzCrazyKns Vane API Component
CVE-2026-9371

6.3MEDIUM

Key Information:

Vendor

Itzcrazykns

Status
Vane
Vendor
CVE Published:
24 May 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-9371?

A significant security vulnerability has been identified in the ItzCrazyKns Vane API, specifically impacting versions up to 1.12.1. This flaw arises from a missing authentication mechanism within the route.ts file of the API component, allowing for potential unauthorized access to functionalities. As this issue can be triggered remotely, it poses a serious risk, particularly given its complexity level. Exploitation of this vulnerability is known to be challenging but has been disclosed publicly, highlighting the necessity for prompt attention and remediation.

Affected Version(s)

Vane 1.12.0

Vane 1.12.1

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-9371 - Proof of Concept

References

https://vuldb.com/vuln/365334
vdb-entry
https://vuldb.com/vuln/365334/cti
signaturepermissions-required
https://vuldb.com/submit/813209
third-party-advisory

CVSS V4

Score:
6.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
High
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Yu-Bao (VulDB User)
VulDB CNA Team
.