Threat intelligence

Custom CSS and JavaScript <= 2.0.16 - Unauthenticated Information Exposure

CVE-2026-66683 · custom-css-and-javascript

Important: Seeing this vulnerability listed does not mean your website is affected. Exposure depends on whether you run Custom Css And Javascript at a vulnerable version. How SiteRespond intelligence works

Vulnerability: Custom CSS and JavaScript <= 2.0.16 - Unauthenticated Information Exposure
Affected software: custom-css-and-javascript(Plugin)
Affected versions: ≤ 2.0.16
Authentication: Unauthenticated
Vulnerability type: Other
CVE: CVE-2026-66683
Published: 6 August 2026
CISA KEV: Not listed in CISA KEV at last catalog refresh
Impact: This advisory describes a other issue in the affected software. Review the source advisory and your installed version to assess exposure.
Source: Data imported from Wordfence Intelligence (advisory a56eae11-578e-40d3-8a89-72af7d4d42e1). Methodology and redistribution notes

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