Unauthenticated Cross Site Scripting (XSS) in Swatchly – WooCommerce Variation Swatches for Products <= 1.4.13 versions. (CVE-2026-66605)

CVE-2026-66605 is an unauthenticated Cross Site Scripting (XSS) vulnerability affecting Swatchly – WooCommerce Variation Swatches for Products versions <= 1.4.13. The vulnerability allows remote attackers to inject and execute arbitrary scripts in the context of the affected application without requiring authentication. The CVSS 3.1 vector indicates network attack vector, low attack complexity, no privileges required, user interaction required, scope changed, and impacts on confidentiality, integrity, and availability at a low level.

Successful exploitation could allow an attacker to execute arbitrary scripts in the victim's browser, potentially leading to information disclosure, session hijacking, or other malicious actions impacting confidentiality, integrity, and availability of the affected system. The vulnerability is exploitable remotely without authentication.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, consider applying web application firewall (WAF) rules to detect and block XSS attempts targeting this component. Monitor for updates from the vendor or trusted security advisories regarding patches or mitigations.