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CVE-2021-47926: WordPress Contact Form to Email 1.3.24 Stored XSS

• Severity: medium (CVSS 6.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-10 · updated 2026-07-25
• Weakness: CWE-79

Description

Contact Form to Email 1.3.24 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject malicious scripts by creating forms with script tags in the form name field. Attackers can craft form names containing JavaScript code that executes when other logged-in users access the form management page, enabling session hijacking or credential theft.

Affected products

• Form2Email Contact Form to Email: 1.3.24

References

• https://form2email.dwbooster.com/
• https://www.exploit-db.com/exploits/50524
• https://www.vulncheck.com/advisories/wordpress-contact-form-to-email-stored-xss

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