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)
EG Risk
56(Track)
EG Risk 56/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity91% × 45%
Exploitation1% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
40.3%
KEV
Not listed

Published

May 20, 2026

Last Modified

July 20, 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 9× in last 7d / 48× 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 179 total refreshes for this CVE.

  1. 2026-07-23 14:18 UTCEPSS rescore
  2. 2026-07-23 03:23 UTCEG score recompute
  3. 2026-07-22 14:08 UTCEPSS rescore
  4. 2026-07-21 15:25 UTCEPSS rescore
  5. 2026-07-21 15:25 UTCEPSS rescore
  6. 2026-07-20 17:08 UTCEPSS rescore
  7. 2026-07-19 14:31 UTCEPSS rescore
  8. 2026-07-19 02:29 UTCEPSS rescore
  9. 2026-07-18 10:04 UTCEPSS rescore
  10. 2026-07-16 17:03 UTCEPSS rescore
  11. 2026-07-15 16:57 UTCEPSS rescore
  12. 2026-07-15 02:00 UTCEPSS rescore
  13. 2026-07-13 22:31 UTCEPSS rescore
  14. 2026-07-13 06:13 UTCEPSS rescore
  15. 2026-07-12 05:46 UTCEPSS rescore
  16. 2026-07-11 08:27 UTCEPSS rescore
  17. 2026-07-09 19:10 UTCEPSS rescore
  18. 2026-07-08 15:16 UTCEPSS rescore
  19. 2026-07-07 13:46 UTCEPSS rescore
  20. 2026-07-07 13:46 UTCEPSS rescore
  21. 2026-07-06 16:27 UTCEPSS rescore
  22. 2026-07-06 16:27 UTCEPSS rescore
  23. 2026-07-06 02:23 UTCEPSS rescore
  24. 2026-07-06 02:23 UTCEPSS rescore
  25. 2026-07-05 02:31 UTCEPSS rescore
Show 75 more
  1. 2026-07-05 02:30 UTCEPSS rescore
  2. 2026-07-04 06:31 UTCEPSS rescore
  3. 2026-07-04 06:31 UTCEPSS rescore
  4. 2026-07-01 15:07 UTCEPSS rescore
  5. 2026-06-30 23:22 UTCEPSS rescore
  6. 2026-06-29 20:26 UTCGHSA enrichment
  7. 2026-06-28 14:07 UTCEPSS rescore
  8. 2026-06-28 12:57 UTCGHSA enrichment
  9. 2026-06-28 08:54 UTCGHSA enrichment
  10. 2026-06-28 04:56 UTCEPSS rescore
  11. 2026-06-28 04:52 UTCGHSA enrichment
  12. 2026-06-28 00:49 UTCGHSA enrichment
  13. 2026-06-27 20:13 UTCGHSA enrichment
  14. 2026-06-27 12:20 UTCGHSA enrichment
  15. 2026-06-27 07:25 UTCGHSA enrichment
  16. 2026-06-27 03:08 UTCEPSS rescore
  17. 2026-06-26 19:33 UTCGHSA enrichment
  18. 2026-06-26 03:47 UTCGHSA enrichment
  19. 2026-06-25 23:20 UTCGHSA enrichment
  20. 2026-06-25 19:13 UTCGHSA enrichment
  21. 2026-06-25 15:10 UTCGHSA enrichment
  22. 2026-06-25 13:50 UTCEPSS rescore
  23. 2026-06-24 14:05 UTCEPSS rescore
  24. 2026-06-23 21:33 UTCEPSS rescore
  25. 2026-06-22 14:25 UTCEPSS rescore
  26. 2026-06-21 14:56 UTCEPSS rescore
  27. 2026-06-21 01:59 UTCEPSS rescore
  28. 2026-06-19 19:26 UTCEPSS rescore
  29. 2026-06-18 17:52 UTCEPSS rescore
  30. 2026-06-18 04:11 UTCGHSA enrichment
  31. 2026-06-18 00:07 UTCGHSA enrichment
  32. 2026-06-17 20:03 UTCGHSA enrichment
  33. 2026-06-17 17:53 UTCEPSS rescore
  34. 2026-06-17 15:33 UTCGHSA enrichment
  35. 2026-06-17 11:21 UTCGHSA enrichment
  36. 2026-06-17 04:22 UTCGHSA enrichment
  37. 2026-06-17 00:19 UTCGHSA enrichment
  38. 2026-06-16 20:12 UTCGHSA enrichment
  39. 2026-06-16 17:53 UTCEPSS rescore
  40. 2026-06-16 11:02 UTCGHSA enrichment
  41. 2026-06-16 06:58 UTCGHSA enrichment
  42. 2026-06-16 02:55 UTCGHSA enrichment
  43. 2026-06-15 22:53 UTCGHSA enrichment
  44. 2026-06-15 17:49 UTCEPSS rescore
  45. 2026-06-15 17:49 UTCEPSS rescore
  46. 2026-06-15 15:50 UTCGHSA enrichment
  47. 2026-06-15 06:51 UTCGHSA enrichment
  48. 2026-06-15 02:47 UTCGHSA enrichment
  49. 2026-06-14 23:18 UTCEPSS rescore
  50. 2026-06-14 22:44 UTCGHSA enrichment
  51. 2026-06-14 18:41 UTCGHSA enrichment
  52. 2026-06-14 14:38 UTCGHSA enrichment
  53. 2026-06-14 10:35 UTCGHSA enrichment
  54. 2026-06-14 06:32 UTCGHSA enrichment
  55. 2026-06-14 02:29 UTCGHSA enrichment
  56. 2026-06-13 23:00 UTCEPSS rescore
  57. 2026-06-13 22:27 UTCGHSA enrichment
  58. 2026-06-13 14:16 UTCGHSA enrichment
  59. 2026-06-13 09:25 UTCGHSA enrichment
  60. 2026-06-13 05:22 UTCGHSA enrichment
  61. 2026-06-13 01:18 UTCGHSA enrichment
  62. 2026-06-12 23:12 UTCEPSS rescore
  63. 2026-06-12 23:12 UTCEPSS rescore
  64. 2026-06-12 21:09 UTCGHSA enrichment
  65. 2026-06-12 17:06 UTCGHSA enrichment
  66. 2026-06-12 13:04 UTCGHSA enrichment
  67. 2026-06-12 09:00 UTCGHSA enrichment
  68. 2026-06-12 04:54 UTCGHSA enrichment
  69. 2026-06-12 00:51 UTCGHSA enrichment
  70. 2026-06-11 20:48 UTCGHSA enrichment
  71. 2026-06-11 16:46 UTCGHSA enrichment
  72. 2026-06-11 14:00 UTCEPSS rescore
  73. 2026-06-11 12:14 UTCGHSA enrichment
  74. 2026-06-11 08:10 UTCGHSA enrichment
  75. 2026-06-11 04:07 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 July 20, 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 40.3% 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.

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