Privilege Escalation Vulnerability in Saleswonder Team's WebinarIgnition Product
CVE-2026-42758

9.8CRITICAL

Key Information:

Vendor

WordPress
Status
Webinarignition
Vendor
CVE Published:
27 May 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-42758?

A vulnerability in the WebinarIgnition plugin developed by Saleswonder Team exposes users to privilege escalation attacks. This flaw is present in versions prior to 4.08.253, allowing unauthorized users to gain elevated permissions, leading to potential data breaches and unauthorized access to sensitive information. It is crucial for users and administrators to update their installations to mitigate associated security risks.

Affected Version(s)

WebinarIgnition 0 <= 4.08.253

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-2026-42758
Created by izxci

References

https://patchstack.com/database/Wordpress/Plugin/webinar-...
vdb-entry

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

hhhai | Patchstack Bug Bounty Program
.