{"id":"CVE-2026-2450","aliases":["EUVD-2026-22249","GHSA-xgq8-f73q-q3gm"],"status":"published","title":".NET misconfiguration: use of impersonation vulnerability in upKeeper Solutions upKeeper Instant...","description":".NET misconfiguration: use of impersonation vulnerability in upKeeper Solutions upKeeper Instant Privilege Access allows Hijacking a Privileged Thread of Execution.This issue affects upKeeper Instant Privilege Access: through 1.5.0.","severity":{"version":"4.0","score":7.4,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:L/VI:L/VA:H/SC:H/SI:H/SA:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00271,"percentile":0.1962,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-520"],"published":"2026-04-14T12:07:44Z","modified":"2026-10-26T21:10:00Z","products":[{"vendor":"upkeeper solutions","product":"upkeeper instant privilege access"}],"references":[{"url":"https://support.upkeeper.se/hc/en-us/articles/26783542353692-CVE-2026-2450-NET-misconfiguration-use-of-impersonation"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-2450"},{"url":"https://github.com/advisories/GHSA-xgq8-f73q-q3gm"}],"sources":{"cve":[{"id":"CVE-2026-2450","description":".NET misconfiguration: use of impersonation vulnerability in upKeeper Solutions upKeeper Instant Privilege Access allows Hijacking a Privileged Thread of Execution.This issue affects upKeeper Instant Privilege Access: through 1.5.0.","status":"published","published":"2026-04-14T12:07:44.265Z","modified":"2026-04-14T13:14:16.443Z","cvss":[{"version":"4.0","score":7.4,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:L/VI:L/VA:H/SC:H/SI:H/SA:H","level":"high","assessor":"cna"}],"cwes":["CWE-520"],"updated_at":"2026-11-02T13:48:35.749498Z"}],"euvd":[{"id":"EUVD-2026-22249","description":".NET misconfiguration: use of impersonation vulnerability in upKeeper Solutions upKeeper Instant Privilege Access allows Hijacking a Privileged Thread of Execution.This issue affects upKeeper Instant Privilege Access: through 1.5.0.","status":"published","published":"2026-04-14T12:07:44Z","modified":"2026-04-14T13:14:16Z","cvss":[{"version":"4.0","score":7.4,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:L/VI:L/VA:H/SC:H/SI:H/SA:H","level":"high"}],"updated_at":"2026-11-02T19:24:26.535553Z"}],"ghsa":[{"id":"GHSA-xgq8-f73q-q3gm","title":".NET misconfiguration: use of impersonation vulnerability in upKeeper Solutions upKeeper Instant...","description":".NET misconfiguration: use of impersonation vulnerability in upKeeper Solutions upKeeper Instant Privilege Access allows Hijacking a Privileged Thread of Execution.This issue affects upKeeper Instant Privilege Access: through 1.5.0.","status":"published","published":"2026-04-14T15:30:34Z","modified":"2026-04-14T15:30:41Z","cvss":[{"version":"4.0","score":7.4,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:L/VI:L/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"}],"cwes":["CWE-520"],"updated_at":"2026-11-02T15:07:28.42851Z"}],"nvd":[{"id":"CVE-2026-2450","description":".NET misconfiguration: use of impersonation vulnerability in upKeeper Solutions upKeeper Instant Privilege Access allows Hijacking a Privileged Thread of Execution.This issue affects upKeeper Instant Privilege Access: through 1.5.0.","status":"published","published":"2026-04-14T13:16:22.333Z","modified":"2026-10-26T21:10:00.17Z","cvss":[{"version":"4.0","score":7.4,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:L/VI:L/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"}],"cwes":["CWE-520"],"updated_at":"2026-11-02T14:12:14.37744Z"}]}}