{"id":"GHSA-x44x-r84w-8v67","summary":"Lack of URL normalization may lead to authorization bypass when URL access rules are used","details":"### Impact\nWhen access rules are used inside a protected host, some URL encodings may bypass filtering system.\n\n### Patches\nVersion 0.5.2 includes a patch that fixes the vulnerability\n\n### Workarounds\nNo way for users to fix or remediate the vulnerability without upgrading\n\n### References\nhttps://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/issues/2290\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Open an issue in [this repository](https://github.com/LemonLDAPNG/node-lemonldap-ng-handler/issues) or [LemonLDAP::NG GitLab](https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/issues)\n* Email us at [lemonldap-ng-users@ow2.org](mailto:lemonldap-ng-users@ow2.org)","aliases":["CVE-2020-24660"],"modified":"2026-05-07T05:00:31.092883663Z","published":"2020-09-09T18:45:55Z","database_specific":{"nvd_published_at":null,"cwe_ids":["CWE-287"],"severity":"MODERATE","github_reviewed":true,"github_reviewed_at":"2020-09-09T18:42:35Z"},"references":[{"type":"WEB","url":"https://github.com/LemonLDAPNG/node-lemonldap-ng-handler/security/advisories/GHSA-x44x-r84w-8v67"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-24660"},{"type":"WEB","url":"https://github.com/LemonLDAPNG/node-lemonldap-ng-handler/commit/136aa83ed431462fa42ce17b7f9b24e056de06be"},{"type":"PACKAGE","url":"https://github.com/LemonLDAPNG/node-lemonldap-ng-handler"},{"type":"WEB","url":"https://github.com/LemonLDAPNG/node-lemonldap-ng-handler/releases/tag/0.5.2"},{"type":"WEB","url":"https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/issues/2290"},{"type":"WEB","url":"https://snyk.io/vuln/SNYK-JS-NODELEMONLDAPNGHANDLER-655999"},{"type":"WEB","url":"https://www.debian.org/security/2020/dsa-4762"},{"type":"WEB","url":"https://www.npmjs.com/package/lemonldap-ng-handler"}],"affected":[{"package":{"name":"lemonldap-ng-handler","ecosystem":"npm","purl":"pkg:npm/lemonldap-ng-handler"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"0.5.2"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2020/09/GHSA-x44x-r84w-8v67/GHSA-x44x-r84w-8v67.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"}]}