CVE-2026-3828

HIGHNVD 7.27.2—
EchelonGraph scoreMEDIUM confidence

Score 7.2 from GitHub Security Advisory (severity: HIGH) published 2026-05-09. NVD baseline CVSS 7.2; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
7.2
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 1%CVSS: 7.2Exploit: NoneExposed: 0

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

Some Hikvision switch products (discontinued since December 2023) are vulnerable to authenticated remote command execution due to insufficient input validation. Attackers with valid credentials can exploit this flaw by sending crafted packets containing malicious commands to affected devices, leading to arbitrary command execution.

CVSS v3
7.2
EG Score
7.2(medium)
EPSS
53.7%
KEV
Not listed

Published

May 9, 2026

Last Modified

May 12, 2026

Advisory Details (1)

Auto-updated May 9, 2026
No patch confirmed yet.
generic
https://www.hikvision.com/en/support/cybersecurity/security-advisory/command-execution-vulnerability-in-some-hikvision-switch-product/

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 9× in last 7d / 45× 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 146 total refreshes for this CVE.

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

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Frequently asked(5)

What is CVE-2026-3828?
CVE-2026-3828 is a high vulnerability published on May 9, 2026. Some Hikvision switch products (discontinued since December 2023) are vulnerable to authenticated remote command execution due to insufficient input validation. Attackers with valid credentials can exploit this flaw by sending crafted packets containing malicious commands to affected devices,…
When was CVE-2026-3828 disclosed?
CVE-2026-3828 was first published in the National Vulnerability Database on May 9, 2026, with the most recent update on May 12, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-3828 actively exploited?
CVE-2026-3828 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 53.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-3828?
CVE-2026-3828 has a CVSS v3 base score of 7.2 (NVD).
How do I remediate CVE-2026-3828?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-3828, 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.

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