{"cve":"CVE-2021-45448","nvd":{"published":"2022-11-02T16:15:09.897","modified":"2026-06-17T04:13:23.343","status":"Modified","description":"Pentaho Business Analytics\n Server versions before 9.2.0.2 and 8.3.0.25 using the Pentaho \nAnalyzer plugin exposes a service endpoint for templates which allows a \nuser-supplied path to access resources that are out of bounds. \n\nThe software uses external input to construct a pathname that is intended to identify a file or \ndirectory that is located underneath a restricted parent directory, but the software does not \nproperly neutralize special elements within the pathname that can cause the pathname to \nresolve to a location that is outside of the restricted directory.  By using special elements such as \n\"..\" and \"/\" separators, attackers can escape outside of the restricted \nlocation to access files or directories that are elsewhere on the \nsystem.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","score":6.5},"cwes":["CWE-22"],"references":["https://support.pentaho.com/hc/en-us/articles/6744743458701","https://support.pentaho.com/hc/en-us/articles/6744743458701"],"products":["hitachi:vantara_pentaho"],"source":"nvd","synced_at":"2026-10-19T21:37:08.729216836+00:00"},"epss":{"cve":"CVE-2021-45448","score":0.00676,"percentile":0.52255,"date":"2026-10-31"},"kev":null,"osv":[],"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."]}