{"id":"CVE-2020-24660","url":"https://www.cyber-defence.io/tools/cve/CVE-2020-24660","generatedAt":"2026-10-27T23:29:58.149Z","title":"An attacker may bypass URL-based access control to protected Virtual Hosts by submitting a non-normalized URI.","description":"An issue was discovered in LemonLDAP::NG through 2.0.8, when NGINX is used. An attacker may bypass URL-based access control to protected Virtual Hosts by submitting a non-normalized URI. This also affects versions before 0.5.2 of the \"Lemonldap::NG handler for Node.js\" package.","published":"2020-09-14T13:15:10.000Z","lastModified":"2026-06-17T03:05:56.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","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-425"],"affected":["lemonldap-ng/lemonldap\\","debian/debian linux"],"epss":{"score":0.02463,"percentile":0.84352,"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":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (2.46%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://github.com/LemonLDAPNG/node-lemonldap-ng-handler/releases/tag/0.5.2","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/LemonLDAPNG/node-lemonldap-ng-handler/security/advisories/GHSA-x44x-r84w-8v67","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/issues/2290","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.debian.org/security/2020/dsa-4762","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/LemonLDAPNG/node-lemonldap-ng-handler/releases/tag/0.5.2","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/LemonLDAPNG/node-lemonldap-ng-handler/security/advisories/GHSA-x44x-r84w-8v67","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/issues/2290","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.debian.org/security/2020/dsa-4762","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-24660","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."}