Vulnerability in Nordvpn
CVE-2019-25572
NordVPN 6.19.6 contains a denial of service vulnerability that allows local attackers to crash the application by submitting an excessively long string in the email input field. Attackers can paste a buffer of 100,000 characters into the email field during login to trigger an application crash.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.2 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.002 (4.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 5th percentile — 4.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000
Affected products
- Nordvpn — versions 6.19.6
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/46343 (Exploit, VDB Entry, exploit)
- nordvpn.com/ (Product, product)
- downloads.nordcdn.com/apps/windows/10/NordVPN/latest/NordVPNSetup.exe (product, Broken Link)
- www.vulncheck.com/advisories/nordvpn-denial-of-service-via-email-field-buffer-o… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2019-25572?
- CVE-2019-25572 is a medium-severity vulnerability in Nordvpn, classified under CWE-1260. CVSS score: 6.2/10. Published 2026-03-21.
- How severe is CVE-2019-25572?
- Medium severity. CVSS v3 base score is 6.2 out of 10.