{"id":"CVE-2026-77873","aliases":[],"cve":{"records":[{"id":"CVE-2026-77873","source":"lenovo","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-08-21T15:10:58.579Z","published":"2026-11-11T16:15:32.544Z","modified":"2026-11-11T16:15:32.544Z"}],"publishers":[{"name":"lenovo","role":"CNA","organizationId":"da227ddf-6e25-4b41-b023-0f976dcaca4b","modified":"2026-11-11T16:15:32.544Z"}],"references":[{"url":"https://support.lenovo.com/us/en/product_security/LEN-232748","tags":["vendor-advisory"],"source":"lenovo"},{"url":"https://support.lenovo.com/us/en/downloads/ds012808","tags":["product"],"source":"lenovo"}],"weaknesses":[{"id":"CWE-276","description":"CWE-276: Incorrect Default Permissions","source":"lenovo"}],"applicability":[{"source":"lenovo","statements":[{"operator":"OR","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:lenovo:system_update:*:*:*:*:*:*:*:*","versionStartIncluding":"0","versionEndIncluding":"5.08.03.59"}]}]}]}],"prioritization":[]},"title":"An improper permissions vulnerability was reported in Lenovo System Update that could allow a local authenticated user to execute code with elevated privileges.","titleSource":"lenovo","descriptionSource":"lenovo","description":"An improper permissions vulnerability was reported in Lenovo System Update that could allow a local authenticated user to execute code with elevated privileges.","score":7.3,"severity":"high","published":"2026-11-11T16:15:32.544Z","modified":"2026-11-11T16:15:32.544Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"Lenovo","name":"System Update","platforms":[],"versions":[{"version":"0","status":"affected","lessThanOrEqual":"5.08.03.59","versionType":"custom"}],"defaultStatus":"unaffected","cpes":[],"source":"lenovo","url":"https://www.cve.org/CVERecord?id=CVE-2026-77873"}],"remediation":[{"text":"As of October 31, 2026, Lenovo System Update has reached end of support status, and no further updates will be released to address these vulnerabilities.  Lenovo recommends that users uninstall Lenovo System Update as soon as possible and migrate to Lenovo Commercial Vantage ( Lenovo Commercial Vantage - Lenovo Support US https://support.lenovo.com/us/en/solutions/hf003321 ).","source":"lenovo","url":"https://www.cve.org/CVERecord?id=CVE-2026-77873"}],"references":["https://support.lenovo.com/us/en/product_security/LEN-232748","https://support.lenovo.com/us/en/downloads/ds012808"],"sources":[{"name":"CVE","id":"CVE-2026-77873","modified":"2026-11-11T16:15:32.544Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-77873"}],"assessments":[{"source":"lenovo","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","score":7},{"source":"lenovo","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","score":7.3}],"sourceAffected":[],"observedAt":"2026-11-12T08:10:19.054Z","kev":{"status":"not-listed","checkedAt":"2026-11-14T22:30:31.572Z"},"coverage":[{"source":"NVD","status":"available","checkedAt":"2026-11-12T12:30:35.899Z","attemptedAt":"2026-11-12T12:30:35.899Z"},{"source":"GHSA","status":"available","checkedAt":"2026-11-12T12:30:35.072Z","attemptedAt":"2026-11-12T12:30:35.072Z"},{"source":"EUVD","status":"available","checkedAt":"2026-11-12T12:30:34.433Z","attemptedAt":"2026-11-12T12:30:34.433Z"},{"source":"EPSS","status":"no-result","checkedAt":"2026-11-12T12:30:34.013Z","attemptedAt":"2026-11-12T12:30:34.013Z"}],"evidence":[{"source":"ENISA EUVD","id":"EUVD-2026-123574","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-123574","modified":"Nov 11, 2026, 4:15:32 PM","score":7,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","checkedAt":"2026-11-12T12:30:34.433Z"},{"source":"GitHub Advisory Database","id":"GHSA-qmwr-m5mj-mvwx","url":"https://github.com/advisories/GHSA-qmwr-m5mj-mvwx","modified":"2026-11-11T18:31:47Z","score":7.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","checkedAt":"2026-11-12T12:30:35.072Z"},{"source":"NVD","id":"CVE-2026-77873","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-77873","modified":"2026-11-11T17:17:19.940","score":7,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/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","checkedAt":"2026-11-12T12:30:35.899Z"},{"source":"NVD","id":"CVE-2026-77873","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-77873","modified":"2026-11-11T17:17:19.940","score":7.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","checkedAt":"2026-11-12T12:30:35.899Z"}],"aiSummary":{"text":"Lenovo System Update versions up to 5.08.03.59 have an improper permissions vulnerability, allowing local authenticated users to execute code with elevated privileges. The weakness is due to incorrect default permissions. A local authenticated user is required to exploit the vulnerability.","model":"@cf/meta/llama-3.3-70b-instruct-fp8-fast","generatedAt":"2026-11-12T08:11:06.510Z","sources":[{"name":"CVE","url":"https://www.cve.org/CVERecord?id=CVE-2026-77873"}]}}