CVE-2026-39731: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in code4life Database for CF7

This vulnerability (CVE-2026-39731) is an improper neutralization of input during web page generation (CWE-79) in the Database for CF7 plugin, versions up to and including 1.2.6. It enables unauthenticated attackers to inject malicious scripts via Cross-Site Scripting (XSS), potentially affecting confidentiality, integrity, and availability of the affected system. The CVSS 3.1 base score is 7.1, indicating high severity with network attack vector, low attack complexity, no privileges required, user interaction required, and scope changed.

Successful exploitation can lead to partial compromise of confidentiality, integrity, and availability of the affected system. Attackers can execute arbitrary scripts in the context of the victim's browser, potentially leading to session hijacking, data theft, or other malicious actions.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or patch links are provided in the available data. Until a patch is available, consider applying temporary mitigations such as input validation or disabling affected functionality if feasible.