Cross-site Scripting (XSS)

Overview clevertap-web-sdk is a Affected versions of this package are vulnerable to Cross-site Scripting XSS in the renderCustomHtml function of src/util/campaignRender/nativeDisplay.js, which assigns the display.details0.html field from an incoming postMessage to element.innerHTML without...

CVE-2025-51684

CleverTap Web SDK v1.15.1 is vulnerable to Cross Site Scripting XSS. The application does not sanitize untrusted data received via window.postMessage before injecting it into the page DOM. An attacker can craft a malicious message that, when processed by renderCustomHtml, results in execution of...

PT-2026-66576

Name of the Vulnerable Software and Affected Versions CleverTap Web SDK version 1.15.1 Description Cross Site Scripting XSS occurs because the application fails to sanitize untrusted data received via window.postMessage before injecting it into the page DOM. An attacker can craft a malicious...

CVE-2025-51684

The CleverTap Web SDK (version 1.15.1 ) is vulnerable to Cross-Site Scripting (XSS) due to improper neutralization of input during web page generation. Specifically, the renderCustomHtml() function in src/util/campaignRender/nativeDisplay.js fails to sanitize untrusted data received via window.po...

CVE-2025-51684

CleverTap Web SDK v1.15.1 is vulnerable to Cross Site Scripting XSS. The application does not sanitize untrusted data received via window.postMessage before injecting it into the page DOM. An attacker can craft a malicious message that, when processed by renderCustomHtml, results in execution of...

EUVD-2025-210564

CleverTap Web SDK v1.15.1 is vulnerable to Cross Site Scripting XSS. The application does not sanitize untrusted data received via window.postMessage before injecting it into the page DOM. An attacker can craft a malicious message that, when processed by renderCustomHtml, results in execution of...