What is CVE-2022-2187?

CVE-2022-2187 is a medium-severity vulnerability in Contact Form 7 Captcha Project, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-07-17.

How severe is CVE-2022-2187?

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

Is CVE-2022-2187 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Contact Form 7 Captcha Project

CVE-2022-2187

The Contact Form 7 Captcha WordPress plugin before 0.1.2 does not escape the $_SERVER['REQUEST_URI'] parameter before outputting it back in an attribute, which could lead to Reflected Cross-Site Scripting in old web browsers

Vulnerability class: XSS (Cross-Site Scripting)

Published 2022-07-17 · 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: 0.015 (73.1th percentile), scored 2026-10-04.

Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 73.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.014 · newest: 0.015 · change: +0.001

Affected products

Contact Form 7 Captcha Project
Contact Form 7 Captcha — versions 0.1.2

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

References

wpscan.com/vulnerability/4fd2f1ef-39c6-4425-8b4d-1a332dabac8d (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2022-2187?: CVE-2022-2187 is a medium-severity vulnerability in Contact Form 7 Captcha Project, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-07-17.
How severe is CVE-2022-2187?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2022-2187 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.