CVE-2022-4447
Published: 16 January 2023
Summary
CVE-2022-4447 is a critical-severity an unspecified weakness vulnerability in Fontsy Project Fontsy. Its CVSS base score is 9.8 (Critical).
Operationally, ranked in the top 1.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
Deeper analysis
The vulnerability is an SQL injection flaw in the Fontsy WordPress plugin through version 1.8.6. The plugin fails to properly sanitize and escape a parameter before incorporating it into a SQL statement executed through an AJAX action that is reachable by unauthenticated users.
Unauthenticated remote attackers can exploit the issue to inject arbitrary SQL queries. Successful exploitation can result in full compromise of the confidentiality, integrity, and availability of the affected WordPress site, consistent with the CVSS 3.1 base score of 9.8.
The referenced WPScan entries document the vulnerability and its discovery but do not include explicit patch or mitigation details beyond identification of the affected plugin versions.
The EPSS probability rose materially from lower values after disclosure to a peak of 0.7790 on 2025-12-11 before receding to the current 0.57, indicating that exploitation interest emerged well after the initial publication date.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-51792
Vulnerability details
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.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.