CVE-2026-8598

CRITICALPre-NVD 9.19.1—
EchelonGraph scoreMEDIUM confidence

Score 9.1 from GitHub Security Advisory (severity: CRITICAL) published 2026-05-20. a secondary CVSS source baseline 9.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
9.1
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 1%CVSS: 9.1Exploit: NoneExposed: 0

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

An undocumented configuration export port is accessible on some models of ZKTeco CCTV cameras. This port does not require authentication and exposes critical information about the camera such as open services and camera account credentials.

CVSS v3
9.1
EG Score
9.1(medium)
EPSS
39.7%
KEV
Not listed

Published

May 20, 2026

Last Modified

June 16, 2026

Advisory Details (3)

Auto-updated May 20, 2026
Patch available. Sources: cisa.
generic

Notice Regarding Security Vulnerability in SSC335-GC2063-Face-0b77 Solution

https://www.zkteco.com/en/announcement/23
cisa Patch Available

ZKTeco CCTV Cameras | CISA

https://www.cisa.gov/news-events/ics-advisories/icsa-26-139-04
generic

CSAF/csaf_files/OT/white/2026/icsa-26-139-04.json at develop · cisagov/CSAF · GitHub

https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-139-04.json

Vendor Advisories for CVE-2026-8598(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 10× in last 7d / 119× 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 277 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-8598?
CVE-2026-8598 is a critical vulnerability published on May 20, 2026. An undocumented configuration export port is accessible on some models of ZKTeco CCTV cameras. This port does not require authentication and exposes critical information about the camera such as open services and camera account credentials.
When was CVE-2026-8598 disclosed?
CVE-2026-8598 was first published in the National Vulnerability Database on May 20, 2026, with the most recent update on June 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-8598 actively exploited?
CVE-2026-8598 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 39.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-8598?
CVE-2026-8598 has a CVSS v3 base score of 9.1 (NVD).
How do I remediate CVE-2026-8598?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-8598, 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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