CVE-2021-39319
Published: 14 December 2021
Summary
CVE-2021-39319 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Duogeek Duofaq-Responsive-Flat-Simple-Faq. Its CVSS base score is 6.1 (Medium).
Operationally, ranked at the 43.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-25680
Vulnerability details
The duoFAQ - Responsive, Flat, Simple FAQ WordPess plugin is vulnerable to Reflected Cross-Site Scripting via the msg parameter found in the ~/duogeek/duogeek-panel.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 1.4.8.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.
Validates web inputs to reject script-related content that could produce XSS.
Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.