GHSA-J5MF-6RH3-RHGG CleverTap Web SDK is vulnerable to DOM-based XSS via handleCustomHtmlPreviewPostMessageEvent function

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 ...

CleverTap Web SDK is vulnerable to DOM-based XSS via handleCustomHtmlPreviewPostMessageEvent function

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...

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-2026-1692

A missing origin validation in WebSockets vulnerability affects the GraphicalData web services used by the WebVue, WebScheduler, TouchVue and SnapVue features of PcVue in version 12.0.0 through 16.3.3 included. It might allow a remote attacker to lure a successfully authenticated user to a...

PT-2026-29607

Name of the Vulnerable Software and Affected Versions AIOHTTP versions prior to 3.13.4 Description When following redirects to a different origin, aiohttp removes the Authorization header while keeping the Cookie and Proxy-Authorization headers. This could lead to the leakage of sensitive...

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...

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...

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...

CleverTap Web SDK 安全漏洞

The CleverTap Web SDK is an open-source developer toolkit developed by CleverTap. Versions of the CleverTap Web SDK prior to 1.15.2 contain security vulnerabilities. These vulnerabilities stem from the source validation in the Visual Builder module, where the includes method is used to check...

CVE-2026-26862

CVE-2026-26862 affects CleverTap Web SDK

CVE-2026-26861

CVE-2026-26861 affects the CleverTap Web SDK up to version 1.15.2. The issue is an XSS vulnerability via window.postMessage triggered by the function handleCustomHtmlPreviewPostMessageEvent in src/util/campaignRender/nativeDisplay.js, which performs insufficient origin validation using the JavaSc...

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 ...

PT-2026-22366

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 Cross-Site Scripting XSS issue through the window.postMessage functionality. The handleCustomHtmlPreviewPostMessageEvent function, located in...

PT-2026-22341

Authenticated Iframe Injection in Dato CMS Web Previews plugin. This vulnerability permits a malicious authenticated user to circumvent the restriction enforced on the configured frontend URL, enabling the loading of arbitrary external resources or origins. This issue affects Web Previews v1.0.31...

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...

CVE-2026-28274 Initiative Vulnerable to Token Theft via Stored XSS in Document Uploads

Initiative is a self-hosted project management platform. Versions of the application prior to 0.32.4 are vulnerable to Stored Cross-Site Scripting XSS in the document upload functionality. Any user with upload permissions within the "Initiatives" section can upload a malicious .html or .htm file ...