What’s Vulnerable › Vulnerabilities

CVE-2017-18490

• Severity: medium (CVSS 6.1 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-08-13 · updated 2026-06-17
• Weakness: CWE-79

Description

The contact-form-multi plugin before 1.2.1 for WordPress has multiple XSS issues.

Affected products

• BestWebSoft Contact Form Multi: before 1.2.1 — fixed in 1.2.1

How to fix

Upgrade to a fixed version: BestWebSoft Contact Form Multi 1.2.1. Check the vendor advisory for mitigations.

References

• https://wordpress.org/plugins/contact-form-multi/#developers
• https://wordpress.org/plugins/contact-form-multi/#developers

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