Cross Site Scripting Vulnerability in Calculation For Contact Form 7 by WordPress
CVE-2026-81300

7.1HIGH

Key Information:

Vendor

WordPress
Status
Calculation For Contact Form 7
Vendor
CVE Published:
3 September 2026

What is CVE-2026-81300?

An unauthenticated Cross Site Scripting (XSS) vulnerability exists in the Calculation For Contact Form 7 plugin for WordPress, affecting versions up to and including 1.0. This flaw allows attackers to inject malicious scripts into web pages viewed by other users, potentially leading to data theft or website hijacking.

Affected Version(s)

Calculation For Contact Form 7 <= 1.0

References

https://patchstack.com/database/wordpress/plugin/calculat...
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

Aydan Arabadzha | Patchstack Bug Bounty Program
.