Cross-Site Scripting Vulnerability in UpSolution Core by UpSolution
CVE-2026-94166

7.1HIGH

Key Information:

Vendor

WordPress
Status
Upsolution Core
Vendor
CVE Published:
9 October 2026

What is CVE-2026-94166?

A reflected cross-site scripting (XSS) vulnerability exists in UpSolution's UpSolution Core plugin. This allows attackers to inject malicious scripts into web pages that are generated for users, potentially leading to unauthorized access and data theft. Affected versions include all prior to 8.44, making it essential for users to apply security updates to mitigate the risks associated with this vulnerability.

Affected Version(s)

UpSolution Core 0 <= 8.44

References

https://patchstack.com/database/wordpress/plugin/us-core/...
vdb-entry

CVSS V3.1

Score:
7.1
Severity:
HIGH
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Rafie Muhammad | Patchstack Bug Bounty Program
.