What is CVE-2018-25368?

CVE-2018-25368 is a high-severity vulnerability in Nordvpn, classified under CWE-789. CVSS score: 7.5/10. Published 2026-05-25.

How severe is CVE-2018-25368?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Nordvpn

CVE-2018-25368

Nord VPN 6.14.31 contains a denial of service vulnerability that allows unauthenticated attackers to crash the application by submitting an excessively long string in the password field. Attackers can paste a buffer of repeated characters…

EPSS: 0.001 (20.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Nordvpn — versions 0

Weakness classification (CWE)

CWE-789

References

disclosure@vulncheck.com (exploit)
disclosure@vulncheck.com (product)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2018-25368?: CVE-2018-25368 is a high-severity vulnerability in Nordvpn, classified under CWE-789. CVSS score: 7.5/10. Published 2026-05-25.
How severe is CVE-2018-25368?: High severity. CVSS v3 base score is 7.5 out of 10.