CVE-2026-39500 Themesflat CVE debrief

Who should care

Users of themesflat-addons-for-elementor plugin, especially those using versions from n/a through <= 2.3.2, should be aware of this vulnerability and take necessary actions to mitigate the risk. Operators, administrators, and security teams should review the affected scope and take necessary actions to protect their systems.

Technical summary

The themesflat-addons-for-elementor plugin is vulnerable to Stored XSS. The vulnerability exists due to improper neutralization of input during web page generation. An attacker with low privileges can exploit this vulnerability to inject malicious scripts into the web page, potentially leading to unauthorized actions or data breaches. The vulnerability has a CVSS score of 6.5 and a severity of MEDIUM. Users should verify the affected versions and take necessary actions to mitigate the risk.

Defensive priority

Medium priority should be given to updating the themesflat-addons-for-elementor plugin to a version that fixes this vulnerability. Additional defensive measures, such as monitoring and compensating controls, should also be implemented to detect and prevent exploitation.

Recommended defensive actions

• Update themesflat-addons-for-elementor to a version that fixes this vulnerability
• Monitor for suspicious activity on affected systems
• Implement compensating controls to detect and prevent exploitation
• Review the supplied official advisory or CVE record to validate affected scope, severity, and vendor guidance
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up
• Check relevant monitoring, detection, and logs for exposed assets that need extra review
• Track exceptions, retest remediated assets, and close the item only after evidence is documented

Evidence notes

The CVE record was published on 2026-04-08T09:16:24.230Z and was last modified on 2026-07-24T21:10:00.143Z. The NVD entry is currently Deferred. The themesflat-addons-for-elementor plugin is vulnerable to Stored XSS. The vulnerability exists due to improper neutralization of input during web page generation. An attacker with low privileges can exploit this vulnerability to inject malicious scripts into the web page, potentially leading to unauthorized actions or data breaches. Users should verify the affected versions and take necessary actions to mitigate the risk.

Official resources