CVE-2018-25368

HIGHNVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-05-26. NVD baseline CVSS 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
7.5
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 7.5Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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 into the password input field to trigger an application crash when attempting to authenticate.

CVSS v3
7.5
EG Score
7.5(medium)
EPSS
30.6%
KEV
Not listed

Published

May 25, 2026

Last Modified

May 26, 2026

Advisory Details (2)

Auto-updated Jun 7, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic

Nord VPN 6.14.31 Denial of Service via Password Field | Advisories | VulnCheck

https://www.vulncheck.com/advisories/nord-vpn-denial-of-service-via-password-field
generic🟡 PoC Available

Nord VPN 6.14.31 - Denial of Service (PoC) - Windows_x86-64 dos Exploit

https://www.exploit-db.com/exploits/45304

Vendor Advisories for CVE-2018-25368(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 9× in last 7d / 88× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 161 total refreshes for this CVE.

  1. 2026-07-11 08:24 UTCEPSS rescore
  2. 2026-07-09 19:06 UTCEPSS rescore
  3. 2026-07-08 15:11 UTCEPSS rescore
  4. 2026-07-07 13:42 UTCEPSS rescore
  5. 2026-07-07 13:42 UTCEPSS rescore
  6. 2026-07-06 16:24 UTCEPSS rescore
  7. 2026-07-06 16:24 UTCEPSS rescore
  8. 2026-07-06 02:20 UTCEPSS rescore
  9. 2026-07-05 02:27 UTCEPSS rescore
  10. 2026-07-04 06:28 UTCEPSS rescore
  11. 2026-07-04 06:28 UTCEPSS rescore
  12. 2026-07-02 16:54 UTCEPSS rescore
  13. 2026-07-01 15:03 UTCEPSS rescore
  14. 2026-07-01 15:03 UTCEPSS rescore
  15. 2026-06-30 23:20 UTCEPSS rescore
  16. 2026-06-30 23:19 UTCEPSS rescore
  17. 2026-06-29 16:13 UTCEG score recompute
  18. 2026-06-29 16:12 UTCGHSA enrichment
  19. 2026-06-29 14:03 UTCEPSS rescore
  20. 2026-06-29 02:08 UTCEG score recompute
  21. 2026-06-29 02:08 UTCGHSA enrichment
  22. 2026-06-28 14:04 UTCEPSS rescore
  23. 2026-06-28 07:40 UTCEG score recompute
  24. 2026-06-28 07:40 UTCGHSA enrichment
  25. 2026-06-28 04:53 UTCEPSS rescore
Show 75 more
  1. 2026-06-28 04:53 UTCEPSS rescore
  2. 2026-06-27 19:12 UTCEG score recompute
  3. 2026-06-27 19:12 UTCGHSA enrichment
  4. 2026-06-27 07:13 UTCEG score recompute
  5. 2026-06-27 07:13 UTCGHSA enrichment
  6. 2026-06-27 03:06 UTCEPSS rescore
  7. 2026-06-27 03:06 UTCEPSS rescore
  8. 2026-06-26 18:55 UTCEG score recompute
  9. 2026-06-26 18:55 UTCGHSA enrichment
  10. 2026-06-26 03:04 UTCEG score recompute
  11. 2026-06-26 03:04 UTCGHSA enrichment
  12. 2026-06-25 13:47 UTCEPSS rescore
  13. 2026-06-25 13:47 UTCEPSS rescore
  14. 2026-06-25 13:26 UTCEG score recompute
  15. 2026-06-25 13:26 UTCGHSA enrichment
  16. 2026-06-24 14:02 UTCEPSS rescore
  17. 2026-06-24 14:02 UTCEPSS rescore
  18. 2026-06-23 21:30 UTCEPSS rescore
  19. 2026-06-23 21:30 UTCEPSS rescore
  20. 2026-06-23 21:30 UTCEPSS rescore
  21. 2026-06-22 14:23 UTCEPSS rescore
  22. 2026-06-21 14:54 UTCEPSS rescore
  23. 2026-06-21 14:54 UTCEPSS rescore
  24. 2026-06-21 01:57 UTCEPSS rescore
  25. 2026-06-21 01:57 UTCEPSS rescore
  26. 2026-06-19 19:23 UTCEPSS rescore
  27. 2026-06-19 19:23 UTCEPSS rescore
  28. 2026-06-18 17:50 UTCEPSS rescore
  29. 2026-06-18 17:50 UTCEPSS rescore
  30. 2026-06-17 20:12 UTCEG score recompute
  31. 2026-06-17 20:12 UTCGHSA enrichment
  32. 2026-06-17 17:50 UTCEPSS rescore
  33. 2026-06-17 17:50 UTCEPSS rescore
  34. 2026-06-17 08:19 UTCEG score recompute
  35. 2026-06-17 08:19 UTCGHSA enrichment
  36. 2026-06-16 18:55 UTCEG score recompute
  37. 2026-06-16 18:55 UTCGHSA enrichment
  38. 2026-06-16 17:50 UTCEPSS rescore
  39. 2026-06-16 17:50 UTCEPSS rescore
  40. 2026-06-16 02:32 UTCEG score recompute
  41. 2026-06-16 02:32 UTCGHSA enrichment
  42. 2026-06-15 17:45 UTCEPSS rescore
  43. 2026-06-15 14:40 UTCEG score recompute
  44. 2026-06-15 14:39 UTCGHSA enrichment
  45. 2026-06-14 23:37 UTCEG score recompute
  46. 2026-06-14 23:37 UTCGHSA enrichment
  47. 2026-06-14 23:15 UTCEPSS rescore
  48. 2026-06-14 23:14 UTCEPSS rescore
  49. 2026-06-14 11:44 UTCEG score recompute
  50. 2026-06-14 11:44 UTCGHSA enrichment
  51. 2026-06-13 23:51 UTCEG score recompute
  52. 2026-06-13 23:51 UTCGHSA enrichment
  53. 2026-06-13 22:58 UTCEPSS rescore
  54. 2026-06-13 11:58 UTCEG score recompute
  55. 2026-06-13 11:58 UTCGHSA enrichment
  56. 2026-06-12 23:33 UTCEG score recompute
  57. 2026-06-12 23:33 UTCGHSA enrichment
  58. 2026-06-12 23:09 UTCEPSS rescore
  59. 2026-06-12 23:09 UTCEPSS rescore
  60. 2026-06-12 11:39 UTCEG score recompute
  61. 2026-06-12 11:39 UTCGHSA enrichment
  62. 2026-06-11 23:46 UTCEG score recompute
  63. 2026-06-11 23:46 UTCGHSA enrichment
  64. 2026-06-11 13:57 UTCEPSS rescore
  65. 2026-06-11 11:53 UTCEG score recompute
  66. 2026-06-11 11:53 UTCGHSA enrichment
  67. 2026-06-11 00:00 UTCEG score recompute
  68. 2026-06-11 00:00 UTCGHSA enrichment
  69. 2026-06-10 22:16 UTCEPSS rescore
  70. 2026-06-10 13:19 UTCEPSS rescore
  71. 2026-06-10 12:08 UTCEG score recompute
  72. 2026-06-10 12:08 UTCGHSA enrichment
  73. 2026-06-10 00:15 UTCEG score recompute
  74. 2026-06-10 00:15 UTCGHSA enrichment
  75. 2026-06-09 12:22 UTCEG score recompute

Frequently asked(5)

What is CVE-2018-25368?
CVE-2018-25368 is a high vulnerability published on May 25, 2026. 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 into the password input field to trigger an application…
When was CVE-2018-25368 disclosed?
CVE-2018-25368 was first published in the National Vulnerability Database on May 25, 2026, with the most recent update on May 26, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2018-25368 actively exploited?
CVE-2018-25368 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 30.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2018-25368?
CVE-2018-25368 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2018-25368?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-25368, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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