What is CVE-2022-22142?

CVE-2022-22142 is a medium-severity vulnerability in Econosys System PHP Mailform, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-02-08.

How severe is CVE-2022-22142?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Econosys System PHP Mailform

CVE-2022-22142

Reflected cross-site scripting vulnerability in the checkbox of php_mailform versions prior to Version 1.40 allows a remote unauthenticated attacker to inject an arbitrary script via unspecified vectors.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2022-02-08 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.010 (60.0th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 60.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Econosys System PHP Mailform — versions versions prior to Version 1.40
Econosys-System PHP Mailform

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

github.com/econosys-system/php_mailform (Third Party Advisory)
jvn.jp/en/jp/JVN16690037/index.html (Third Party Advisory)

Frequently asked questions

What is CVE-2022-22142?: CVE-2022-22142 is a medium-severity vulnerability in Econosys System PHP Mailform, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-02-08.
How severe is CVE-2022-22142?: Medium severity. CVSS v3 base score is 6.1 out of 10.