PatchTheCVEclevertap web sdk vulnerabilities and fixes
Recent CVEs affecting clevertap web sdk, with upgrade or downgrade steps. 2 tracked.
Also searched as: clevertapwebsdk.
clevertap web sdk has 2 tracked vulnerabilities, 0 critical. A fixed release or vendor patch exists for 2. Most recent: 2026-02-27. Highest priority: CVE-2026-26862 (score 43/100).
- CVE-2026-26862 HIGH 8.3 UPGRADE CleverTap Web SDK version 1.15.2 and earlier is vulnerable to DOM-based Cross-Site Scripting (XSS) via window.
- CVE-2026-26861 HIGH 8.3 UPGRADE CleverTap Web SDK version 1.15.2 and earlier is vulnerable to Cross-Site Scripting (XSS) via window.postMessag
FAQ
How do I fix clevertap web sdk vulnerabilities?
Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.
Is clevertap web sdk being exploited right now?
None of the tracked clevertap web sdk CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.
Which clevertap web sdk CVE should I patch first?
CVE-2026-26862 currently ranks highest (43/100): CleverTap Web SDK version 1.15.2 and earlier is vulnerable to DOM-based Cross-Site Scripting (XSS) via window..