CVE-2025-51684

Vulnerability Description

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 arbitrary JavaScript in the context of the hosting site.

Vulnerability Details

Published Date

July 30, 2026

Last Modified

July 30, 2026

Source

NVD

External References

https://github.com/CleverTap/clevertap-web-sdk/issues/416

Vulnerability Description

Vulnerability Details

External References

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