CVE•Published 2022-04-18•1 article on news•6 live references•NVD data

CVE-2022-0879

Vulnerability data via CVEDB (Shodan)

CVSS v3.1

6.1

MEDIUM

EPSS percentile

Exploit Prediction Scoring System · top 34% of all CVEs

Description

The Caldera Forms WordPress plugin before 1.9.7 does not validate and escape the cf-api parameter before outputting it back in the response, leading to a Reflected Cross-Site Scripting

Timeline

Published 2022-04-18

External references

NVD MITRE Exploit-DB GitHub PoC trickest/cve VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag0 hosts

vuln:CVE-2022-0879

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · WP plugin path

http.html:"/wp-content/plugins/caldera-forms/"

Matches any site loading the "caldera-forms" plugin — doesn't rely on Shodan's vuln tag.

Shodan · product

product:"Calderaforms Caldera Forms"

All exposed Calderaforms Caldera Forms instances — cross-reference with the CVE's affected-version range.

Shodan · banner/body mention

http.html:"Caldera Forms"

HTTP body or banner mentions "Caldera Forms" — catches deploys Shodan didn't identify as a product.