CVE-2019-25572
CVE-2019-25572 is a medium-severity vulnerability in Nordvpn with a CVSS 3.x base score of 6.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-1260.
Key facts
- Severity: Medium (CVSS 3.x base score 6.2)
- CVSS v4: 6.9
- EPSS exploit prediction: 0% (5th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2019-19892
- Weakness: CWE-1260
- Affected product: Nordvpn
- Published:
- Last modified:
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.
Frequently asked questions
- What is 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.
- How severe is CVE-2019-25572?
- CVE-2019-25572 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2019-25572 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2019-25572?
- CVE-2019-25572 affects Nordvpn. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2019-25572?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2019-25572 have an EU (EUVD) identifier?
- Yes. CVE-2019-25572 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2019-19892.
- When was CVE-2019-25572 published?
- CVE-2019-25572 was published on 2026-03-21 and last updated on 2026-06-17.
References
- https://downloads.nordcdn.com/apps/windows/10/NordVPN/latest/NordVPNSetup.exe
- https://nordvpn.com/
- https://www.exploit-db.com/exploits/46343
- https://www.vulncheck.com/advisories/nordvpn-denial-of-service-via-email-field-buffer-overflow
Affected products (1)
- cpe:2.3:a:nordvpn:nordvpn:*:*:*:*:*:windows:*:*
More vulnerabilities in Nordvpn
- CVE-2018-10170 — Critical (CVSS 9.8): NordVPN 6.12.7.0 for Windows suffers from a SYSTEM privilege escalation vulnerability through the "nordvpn-service"…
- CVE-2018-3952 — High (CVSS 8.8): An exploitable code execution vulnerability exists in the connect functionality of NordVPN 6.14.28.0. A specially…
- CVE-2018-9105 — High (CVSS 8.8): NordVPN 3.3.10 for macOS suffers from a root privilege escalation vulnerability. The vulnerability stems from its…
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