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Vulnerability record · CVE-2019-25343 · published 12 February 2026

CVE-2019-25343: Incorrect permission assignment vulnerability

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.

8.5 CVSS 4.0 High EPSS 0.11% · top 98.7% CWE-732 · Incorrect permission assignment Deferred
8.5CVSS 4.0 base score
0.11%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
3References
17 Jun 2026Last modified by NVD

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.

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/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
https://vm3max.site
https://www.exploit-db.com/exploits/47831
https://www.vulncheck.com/advisories/nextvpn-insecure-file-permissions

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Source: NIST National Vulnerability Database (record CVE-2019-25343), CISA KEV, FIRST EPSS (scores of 2026-09-25). This page is refreshed as NVD updates the record.