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 arbitrary JavaScript in the context of the hosting site.
Configurations

No configuration.

History

31 Jul 2026, 20:16

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown
v2 : unknown
v3 : 6.1
References () https://github.com/CleverTap/clevertap-web-sdk/issues/416 - () https://github.com/CleverTap/clevertap-web-sdk/issues/416 -
CWE CWE-79

30 Jul 2026, 20:16

Type Values Removed Values Added
New CVE

Information

Published : 2026-07-30 20:16

Updated : 2026-07-31 20:16


NVD link : CVE-2025-51684

Mitre link : CVE-2025-51684

CVE.ORG link : CVE-2025-51684


JSON object : View

Products Affected

No product.

CWE
CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')