{"id":"CVE-2019-25343","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-25343","generatedAt":"2026-10-27T23:28:31.023Z","title":"NextVPN 4.10 contains an insecure file permissions vulnerability that allows local users to modify executable files with full access rights.","description":"NextVPN 4.10 contains an insecure file permissions vulnerability that allows local users to modify executable files with full access rights. Attackers can replace system executables with malicious files to gain SYSTEM or Administrator privileges through unauthorized file modification.","published":"2026-02-12T20:16:00.000Z","lastModified":"2026-06-17T02:32:07.000Z","status":"Deferred","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":8.5,"severity":"HIGH","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/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/M"},"cwe":["CWE-732"],"affected":[],"epss":{"score":0.00125,"percentile":0.02198,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.13%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://vm3max.site","source":"disclosure@vulncheck.com"},{"url":"https://www.exploit-db.com/exploits/47831","source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/nextvpn-insecure-file-permissions","source":"disclosure@vulncheck.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-25343","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}