https://isitpatched.com/checkbox-survey Security alerts for Checkbox Survey: newly-exploited CVEs and end-of-life events from IsItPatched. en Compiled by IsItPatched (isitpatched.com) from NVD, CISA KEV, EPSS and endoflife.date. IsItPatched (https://isitpatched.com) https://www.rssboard.org/rss-specification 15 https://isitpatched.com/icon-192.png https://isitpatched.com/checkbox-survey Thu, 18 Jun 2026 00:34:29 GMT https://isitpatched.com/cve/CVE-2021-27852 checkbox-survey|CVE-2021-27852 Severity: Critical (CVSS 9.8) · Insecure deserialization · Actively exploited (CISA KEV) · EPSS 32% Exploited IsItPatched Thu, 27 May 2021 21:15:20 GMT