Description
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: 2026-03-21
Score: 6.9 Medium
EPSS: < 1% Very Low
KEV: No
Impact: Denial of Service via local email field buffer overflow
Action: Patch Update
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

History

Wed, 15 Apr 2026 17:15:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:nordvpn:nordvpn:*:*:*:*:*:windows:*:*

Mon, 23 Mar 2026 16:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Sat, 21 Mar 2026 13:00:00 +0000

Type Values Removed Values Added
Description 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.
Title NordVPN 6.19.6 Denial of Service via Email Field Buffer Overflow
First Time appeared Nordvpn
Nordvpn nordvpn
Weaknesses CWE-1260
CPEs cpe:2.3:a:nordvpn:nordvpn:3.3.10:*:*:*:*:macos:*:*
cpe:2.3:a:nordvpn:nordvpn:6.12.7.0:*:*:*:*:windows:*:*
cpe:2.3:a:nordvpn:nordvpn:6.14.28.0:*:*:*:*:*:*:*
cpe:2.3:a:nordvpn:nordvpn:6.19.6:*:*:*:*:*:*:*
Vendors & Products Nordvpn
Nordvpn nordvpn
References
Metrics cvssV3_1

{'score': 6.2, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-03-23T15:38:06.456Z

Reserved: 2026-03-21T12:40:32.843Z

Link: CVE-2019-25572

cve-icon Vulnrichment

Updated: 2026-03-23T15:38:01.912Z

cve-icon NVD

Status : Analyzed

Published: 2026-03-21T13:16:21.200

Modified: 2026-04-15T17:12:40.193

Link: CVE-2019-25572

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-03-25T14:47:11Z

Weaknesses