XSS in Form2email Contact Form To Email
CVE-2021-47926
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.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.002 (7.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 7.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Form2email Contact Form To Email — versions 1.3.24
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/50524 (exploit)
- form2email.dwbooster.com/ (product)
- www.vulncheck.com/advisories/wordpress-contact-form-to-email-stored-xss (third-party-advisory)
Frequently asked questions
- What is CVE-2021-47926?
- CVE-2021-47926 is a medium-severity vulnerability in Form2email Contact Form To Email, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2026-05-10.
- How severe is CVE-2021-47926?
- Medium severity. CVSS v3 base score is 6.4 out of 10.