Vulnerability in Vm3max Nextvpn
CVE-2019-25343
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 · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.001 (1.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 1st percentile — 1.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: +0.000
Affected products
- Vm3max Nextvpn — versions 4.10
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/47831 (exploit)
- vm3max.site (product)
- www.vulncheck.com/advisories/nextvpn-insecure-file-permissions (third-party-advisory)
Frequently asked questions
- What is CVE-2019-25343?
- CVE-2019-25343 is a high-severity vulnerability in Vm3max Nextvpn, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 7.8/10. Published 2026-02-12.
- How severe is CVE-2019-25343?
- High severity. CVSS v3 base score is 7.8 out of 10.