Cross-site Scripting Vulnerability in WPComplete by Nexcess
CVE-2026-42750

6.5MEDIUM

Key Information:

Vendor

WordPress
Status
WPcomplete
Vendor
CVE Published:
27 May 2026

What is CVE-2026-42750?

The WPComplete plugin by Nexcess is susceptible to a Cross-site Scripting (XSS) vulnerability due to improper neutralization of input during web page generation. This vulnerability allows attackers to execute arbitrary JavaScript in the context of the affected users' browsers, potentially leading to session hijacking, data manipulation, and unauthorized actions on behalf of users. Affected versions include those up to and including 2.9.5.4, posing a risk to installations that do not apply timely updates.

Affected Version(s)

WPComplete 0 <= 2.9.5.4

References

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

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

hhhai | Patchstack Bug Bounty Program
.