{"cve":"CVE-2024-45216","nvd":{"published":"2024-10-16T08:15:05.233","modified":"2026-06-17T07:53:48.070","status":"Analyzed","description":"Improper Authentication vulnerability in Apache Solr.\n\nSolr instances using the PKIAuthenticationPlugin, which is enabled by default when Solr Authentication is used, are vulnerable to Authentication bypass.\nA fake ending at the end of any Solr API URL path, will allow requests to skip Authentication while maintaining the API contract with the original URL Path.\nThis fake ending looks like an unprotected API path, however it is stripped off internally after authentication but before API routing.\n\n\nThis issue affects Apache Solr: from 5.3.0 before 8.11.4, from 9.0.0 before 9.7.0.\n\nUsers are recommended to upgrade to version 9.7.0, or 8.11.4, which fix the issue.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-287","CWE-863"],"references":["https://solr.apache.org/security.html#cve-2024-45216-apache-solr-authentication-bypass-possible-using-a-fake-url-path-ending","http://www.openwall.com/lists/oss-security/2024/10/15/8"],"products":["apache:solr"],"source":"nvd","synced_at":"2026-10-19T21:55:31.737901711+00:00"},"epss":{"cve":"CVE-2024-45216","score":0.92747,"percentile":0.99828,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-mjvf-4h88-6xm3","url":"https://osv.dev/vulnerability/GHSA-mjvf-4h88-6xm3","summary":"Improper Authentication vulnerability in Apache Solr","modified":"2025-07-02T00:01:27Z","packages":[{"ecosystem":"Maven","name":"org.apache.solr:solr","purl":"pkg:maven/org.apache.solr/solr","ranges":[">=5.3.0 <8.11.4"],"fixed":["8.11.4"]},{"ecosystem":"Maven","name":"org.apache.solr:solr","purl":"pkg:maven/org.apache.solr/solr","ranges":[">=9.0.0 <9.7.0"],"fixed":["9.7.0"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}