{"cve":"CVE-2022-41040","nvd":{"published":"2022-10-03T01:15:08.753","modified":"2026-06-17T05:02:28.500","status":"Analyzed","description":"Microsoft Exchange Server Elevation of Privilege Vulnerability","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:H/A:H","score":8.8},"cwes":["CWE-918"],"references":["https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-41040","http://packetstormsecurity.com/files/170066/Microsoft-Exchange-ProxyNotShell-Remote-Code-Execution.html","https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-41040","https://www.kb.cert.org/vuls/id/915563","https://www.secpod.com/blog/microsoft-november-2022-patch-tuesday-patches-65-vulnerabilities-including-6-zero-days/"],"products":["microsoft:exchange_server"],"source":"nvd","synced_at":"2026-10-19T21:36:05.460296998+00:00"},"epss":{"cve":"CVE-2022-41040","score":0.99956,"percentile":0.99975,"date":"2026-11-01"},"kev":{"cve":"CVE-2022-41040","date_added":"2022-09-30","due_date":"2022-10-21","vendor":"Microsoft","product":"Exchange Server","known_ransomware":true},"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."]}