{"cve":"CVE-2021-3378","nvd":{"published":"2021-02-01T23:15:12.797","modified":"2026-06-17T04:05:00.340","status":"Modified","description":"FortiLogger 4.4.2.2 is affected by Arbitrary File Upload by sending a \"Content-Type: image/png\" header to Config/SaveUploadedHotspotLogoFile and then visiting Assets/temp/hotspot/img/logohotspot.asp.","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-434"],"references":["http://packetstormsecurity.com/files/161601/FortiLogger-4.4.2.2-Arbitrary-File-Upload.html","http://packetstormsecurity.com/files/161974/FortiLogger-Arbitrary-File-Upload.html","https://github.com/erberkan/fortilogger_arbitrary_fileupload","http://packetstormsecurity.com/files/161601/FortiLogger-4.4.2.2-Arbitrary-File-Upload.html","http://packetstormsecurity.com/files/161974/FortiLogger-Arbitrary-File-Upload.html"],"products":["fortilogger:fortilogger"],"source":"nvd","synced_at":"2026-10-19T21:14:10.479542811+00:00"},"epss":{"cve":"CVE-2021-3378","score":0.97512,"percentile":0.999,"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."]}