{"id":"CVE-2021-37291","title":"An SQL Injection vulnerability exists in KevinLAB Inc Building Energy Management System 4ST BEMS 1.0.0 ivia the input_id POST parameter in index.php.","summary":"An SQL Injection vulnerability exists in KevinLAB Inc Building Energy Management System 4ST BEMS 1.0.0 ivia the input_id POST parameter in index.php.","severity":"critical","cvss":9.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-89"],"vendor":"kevinlab","product":"4st_l-bems","affected":["4st_l-bems = 1.0.0"],"published":"2022-04-11","updated":"2026-07-05","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2021-37291","references":[{"url":"https://www.zeroscience.mk/en/vulnerabilities/","label":"cve@mitre.org"},{"url":"http://www.kevinlab.com","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.zeroscience.mk/en/vulnerabilities/","label":"af854a3a-2127-422b-91ae-364da2661108"}],"tags":["nvd","exploit-available"],"epss":0.06535,"epssPercentile":0.93488,"ingestedAt":"2026-07-06T17:03:24.147Z","exploits":{"nuclei":["CVE-2021-37291"],"checkedAt":"2026-09-23T07:13:21.744Z"},"exploitAvailable":true,"slug":"CVE-2021-37291","body":"## Overview\n\nAn SQL Injection vulnerability exists in KevinLAB Inc Building Energy Management System 4ST BEMS 1.0.0 ivia the input_id POST parameter in index.php.\n\n## Affected\n\n- `4st_l-bems = 1.0.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"abyssal","depthScore":67,"depthScoreParts":{"impact":53.9,"likelihood":1.3,"exploitation":12,"ransomware":0},"changes":[{"seq":4567,"id":"CVE-2021-37291","ts":1788887191277,"field":"exploit_available","old":"false","new":"true"},{"seq":3450,"id":"CVE-2021-37291","ts":1788886308324,"field":"exploit_available","old":"true","new":"false"},{"seq":2304,"id":"CVE-2021-37291","ts":1788882977977,"field":"exploit_available","old":"false","new":"true"},{"seq":1333,"id":"CVE-2021-37291","ts":1788882390024,"field":"exploit_available","old":"true","new":"false"},{"seq":447,"id":"CVE-2021-37291","ts":1788881825927,"field":"exploit_available","old":"false","new":"true"}]}