Open Redirect Vulnerability in mwielgoszewski Doorman Product
CVE-2026-2153

5.3MEDIUM

Key Information:

Vendor

Mwielgoszewski

Status
Doorman
Vendor
CVE Published:
8 February 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-2153?

A security flaw has been identified in the mwielgoszewski Doorman application, specifically in the is_safe_url function located in doorman/users/views.py. This vulnerability allows attackers to manipulate the Next argument, leading to potential open redirect attacks. Such exploits can be executed remotely, posing a significant risk to users. The issue has been publicly disclosed, making it imperative for users to secure their systems against possible exploitation.

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Affected Version(s)

doorman 0.1

doorman 0.2

doorman 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-2026-2153 - Proof of Concept

References

https://vuldb.com/?id.344855
vdb-entrytechnical-description
https://vuldb.com/?ctiid.344855
signaturepermissions-required
https://vuldb.com/?submit.748072
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

RacerZ (VulDB User)
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