PT-2026-22368

Name of the Vulnerable Software and Affected Versions CleverTap Web SDK versions 1.15.2 and earlier Description The CleverTap Web SDK is susceptible to a DOM-based Cross-Site Scripting XSS issue. This occurs due to insufficient origin validation within the Visual Builder module, specifically in t...

CVE-2026-26861

CleverTap Web SDK version 1.15.2 and earlier is vulnerable to Cross-Site Scripting XSS via window.postMessage. The handleCustomHtmlPreviewPostMessageEvent function in src/util/campaignRender/nativeDisplay.js performs insufficient origin validation using the includes method, which can be bypassed ...

CVE-2026-26861

CleverTap Web SDK version 1.15.2 and earlier is vulnerable to Cross-Site Scripting XSS via window.postMessage. The handleCustomHtmlPreviewPostMessageEvent function in src/util/campaignRender/nativeDisplay.js performs insufficient origin validation using the includes method, which can be bypassed ...