CVE-2026-56041 dFactory CVE debrief

Who should care

Administrators and users of the Responsive Lightbox plugin for WordPress should be aware of this vulnerability, especially if they have not updated to a patched version. The vulnerability's high severity and potential for exploitation make it a priority for defenders to address.

Technical summary

CVE-2026-56041 is an Unauthenticated Cross Site Scripting (XSS) vulnerability in the Responsive Lightbox plugin. The vulnerability has been assigned a CVSS score of 7.1, indicating high severity. The CVSS vector is CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L. The CWE associated with this vulnerability is CWE-79. The NVD and CVE.org provide detailed information on this vulnerability.

Defensive priority

Defenders should prioritize patching or mitigating this vulnerability due to its high severity and potential for exploitation. Reviewing and updating the Responsive Lightbox plugin to a version that addresses this issue is crucial.

Recommended defensive actions

• Review and update the Responsive Lightbox plugin to a patched version.
• Implement additional monitoring and logging to detect potential exploitation attempts.
• Consider applying compensating controls, such as web application firewalls, to help mitigate the vulnerability.

Evidence notes

The CVE record and NVD details provide information on this vulnerability. Patchstack has provided a mitigation reference for this issue. The vulnerability's details are based on the information available from these sources.

Official resources