CVE-2026-8602

CRITICALNVD 9.19.1—
EchelonGraph scoreMEDIUM confidence

Score 9.1 from GitHub Security Advisory (severity: HIGH) published 2026-05-19. NVD baseline CVSS 9.1; sources differ by 0.0.

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

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

In ScadaBR version 1.2.0, a Missing Authentication for Critical Function vulnerability could allow an unauthenticated attacker to send a HTTP GET requests to the SCADA system and inject arbitrary sensor readings.

CVSS v3
9.1
EG Score
9.1(medium)
EPSS
36.1%
KEV
Not listed

Published

May 19, 2026

Last Modified

May 21, 2026

Advisory Details (1)

Auto-updated May 19, 2026
Patch available. Sources: cisa.
cisa Patch Available

ScadaBR | CISA

https://www.cisa.gov/news-events/ics-advisories/icsa-26-139-03

Vendor Advisories for CVE-2026-8602(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 8× in last 7d / 97× 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 281 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-8602?
CVE-2026-8602 is a critical vulnerability published on May 19, 2026. In ScadaBR version 1.2.0, a Missing Authentication for Critical Function vulnerability could allow an unauthenticated attacker to send a HTTP GET requests to the SCADA system and inject arbitrary sensor readings.
When was CVE-2026-8602 disclosed?
CVE-2026-8602 was first published in the National Vulnerability Database on May 19, 2026, with the most recent update on May 21, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-8602 actively exploited?
CVE-2026-8602 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 36.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-8602?
CVE-2026-8602 has a CVSS v3 base score of 9.1 (NVD).
How do I remediate CVE-2026-8602?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-8602, 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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