{"id":"CVE-2021-20136","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-20136","generatedAt":"2026-10-27T22:24:42.437Z","title":"ManageEngine Log360 Builds < 5235 are affected by an improper access control vulnerability allowing database configuration overwrite.","description":"ManageEngine Log360 Builds < 5235 are affected by an improper access control vulnerability allowing database configuration overwrite. An unauthenticated remote attacker can send a specially crafted message to Log360 to change its backend database to an attacker-controlled database and to force Log360 to restart. An attacker can leverage this vulnerability to achieve remote code execution by replacing files executed by Log360 on startup.","published":"2021-11-01T21:15:08.000Z","lastModified":"2026-06-17T03:33:20.000Z","status":"Modified","sourceIdentifier":"vulnreport@tenable.com","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-306"],"affected":["zohocorp/manageengine log360"],"epss":{"score":0.10787,"percentile":0.95806,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 10.8%, higher than 96% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"https://www.tenable.com/security/research/tra-2021-48","tags":["Exploit","Third Party Advisory"],"source":"vulnreport@tenable.com"},{"url":"https://www.tenable.com/security/research/tra-2021-48","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-20136","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}