What is CVE-2022-4447?

CVE-2022-4447 is a critical-severity vulnerability in Fontsy Project, classified under CWE-89 SQL INJECTION. CVSS score: 9.8/10. Published 2023-01-16.

How severe is CVE-2022-4447?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2022-4447 known to be exploited?

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

Vulnerability in Fontsy Project

CVE-2022-4447

The Fontsy WordPress plugin through 1.8.6 does not properly sanitize and escape a parameter before using it in a SQL statement via an AJAX action available to unauthenticated users, leading to a SQL injection.

Published 2023-01-16 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.048 (91.6th percentile), scored 2026-10-04.

Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 91.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.048 · newest: 0.048 · change: 0.000

Affected products

Fontsy Project
Fontsy — versions 0

Public proof-of-concept exploits

References

wpscan.com/vulnerability/6939c405-ac62-4144-bd86-944d7b89d0ad (Exploit, technical-description, Third Party Advisory, exploit, vdb-entry)

Frequently asked questions

What is CVE-2022-4447?: CVE-2022-4447 is a critical-severity vulnerability in Fontsy Project, classified under CWE-89 SQL INJECTION. CVSS score: 9.8/10. Published 2023-01-16.
How severe is CVE-2022-4447?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2022-4447 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.