Open Redirect Vulnerability in antoinersx Clawhost Reverse Proxy
CVE-2026-112251

5.3MEDIUM

Key Information:

Vendor

Antoinersx

Status
Clawhost
Vendor
CVE Published:
19 October 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-112251?

A vulnerability exists in antoinersx Clawhost affecting versions up to 0.0.45, specifically within the Reverse Proxy component's handleRequest function. This flaw allows an attacker to manipulate the 'token' argument, leading to an open redirect vulnerability that could be exploited remotely. The potential for unauthorized redirection poses significant security risks. Despite prior attempts to notify the vendor regarding this issue, there has been no response, increasing urgency for affected users to assess their security posture.

Affected Version(s)

clawhost 0.0.1

clawhost 0.0.2

clawhost 0.0.3

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-2026-112251 - Proof of Concept

References

https://vuldb.com/vuln/422332
vdb-entrytechnical-description
https://vuldb.com/vuln/422332/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-112251
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

notwolf (VulDB User)
VulDB CNA Team
.