leanplum-sdk (1.13.0) potentially affected by CVE-2025-51684 via clevertap-web-sdk (1.9.2)

clevertap-web-sdk NPM version 1.9.2 is affected by a known vulnerability. The following packages have a transitive dependency on clevertap-web-sdk and may be impacted: - leanplum-sdk 1.13.0 Source cves: CVE-2025-51684 Source advisory: SNYK:JS-CLEVERTAPWEBSDK-18508175...

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...

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...

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...

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...

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: Improper Neutralization of Input During Web Page Generation

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...

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...

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-2026-26862

CleverTap Web SDK version 1.15.2 and earlier is vulnerable to DOM-based Cross-Site Scripting XSS via window.postMessage in the Visual Builder module. The origin validation in src/modules/visualBuilder/pageBuilder.js lines 56-60 uses the includes method to verify the originUrl contains...

leanplum-sdk (1.13.0) potentially affected by CVE-2026-26861 via clevertap-web-sdk (1.9.2)

clevertap-web-sdk NPM version 1.9.2 is affected by a known vulnerability. The following packages have a transitive dependency on clevertap-web-sdk and may be impacted: - leanplum-sdk 1.13.0 Source cves: CVE-2026-26861 Source advisory: SNYK:JS-CLEVERTAPWEBSDK-15366963...

Cross-site Scripting (XSS)

Overview clevertap-web-sdk is a Affected versions of this package are vulnerable to Cross-site Scripting XSS via the handleCustomHtmlPreviewPostMessageEvent function due to insufficient origin validation using the includes method. An attacker can execute arbitrary scripts in the context of the...

leanplum-sdk (1.13.0) potentially affected by CVE-2026-26862 via clevertap-web-sdk (1.9.2)

clevertap-web-sdk NPM version 1.9.2 is affected by a known vulnerability. The following packages have a transitive dependency on clevertap-web-sdk and may be impacted: - leanplum-sdk 1.13.0 Source cves: CVE-2026-26862 Source advisory: OSV:GHSA-JFRQ-HJ9F-C8QX...

EUVD-2026-9039

CleverTap Web SDK version 1.15.2 and earlier is vulnerable to DOM-based Cross-Site Scripting XSS via window.postMessage in the Visual Builder module. The origin validation in src/modules/visualBuilder/pageBuilder.js lines 56-60 uses the includes method to verify the originUrl contains...

GHSA-JFRQ-HJ9F-C8QX CleverTap Web SDK is vulnerable to DOM-based Cross-Site Scripting (XSS) via window.postMessage

CleverTap Web SDK version 1.15.2 and earlier is vulnerable to DOM-based Cross-Site Scripting XSS via window.postMessage in the Visual Builder module. The origin validation in src/modules/visualBuilder/pageBuilder.js lines 56-60 uses the includes method to verify the originUrl contains...

CleverTap Web SDK is vulnerable to DOM-based Cross-Site Scripting (XSS) via window.postMessage

CleverTap Web SDK version 1.15.2 and earlier is vulnerable to DOM-based Cross-Site Scripting XSS via window.postMessage in the Visual Builder module. The origin validation in src/modules/visualBuilder/pageBuilder.js lines 56-60 uses the includes method to verify the originUrl contains...

leanplum-sdk (1.13.0) potentially affected by CVE-2026-26861 via clevertap-web-sdk (1.9.2)

clevertap-web-sdk NPM version 1.9.2 is affected by a known vulnerability. The following packages have a transitive dependency on clevertap-web-sdk and may be impacted: - leanplum-sdk 1.13.0 Source cves: CVE-2026-26861 Source advisory: OSV:GHSA-J5MF-6RH3-RHGG...

EUVD-2026-9038

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 ...