Authorization Bypass in Webkul Bagisto Admin Customer Impersonation Feature
CVE-2026-19834

5.1MEDIUM

Key Information:

Vendor

Webkul

Status
Bagisto
Vendor
CVE Published:
14 August 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-19834?

A vulnerability exists in the Admin Customer Impersonation feature of Webkul Bagisto versions up to 2.4.4. This flaw allows unauthorized access due to the manipulation of the argument ID within the login-as-customer function. The exploitation of this vulnerability can be initiated remotely, posing a significant security risk. Webkul has acknowledged the issue through their internal assessment process and is actively working on addressing it in upcoming updates, with some already resolved.

Affected Version(s)

Bagisto 2.4.0

Bagisto 2.4.1

Bagisto 2.4.2

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-2026-19834 - Proof of Concept

References

https://vuldb.com/vuln/389972
vdb-entrytechnical-description
https://vuldb.com/vuln/389972/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-19834
third-party-advisory

CVSS V4

Score:
5.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Mitchell45 (VulDB User)
VulDB CNA Team
.