CVE-2026-66443

HIGHPre-NVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-08-13. a secondary CVSS source baseline 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
7.5EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.5Exploit: None knownExposed: 0

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

Unauthenticated Sensitive Data Exposure in REST API Log <= 1.7.1 versions.

CVSS v3
7.5
EG Score
7.5(medium)
EG Risk
49(Track)
EG Risk 49/100SSVC: 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
Severity75% × 45%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
33%
KEV
Not listed

Published

August 13, 2026

Last Modified

August 14, 2026

References (1)

Vendor Advisories for CVE-2026-66443(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 23× in last 7d / 100× 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 130 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-66443?
CVE-2026-66443 is a high vulnerability published on August 13, 2026. Unauthenticated Sensitive Data Exposure in REST API Log <= 1.7.1 versions.
When was CVE-2026-66443 disclosed?
CVE-2026-66443 was first published in the National Vulnerability Database on August 13, 2026, with the most recent update on August 14, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-66443 actively exploited?
CVE-2026-66443 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 67.4% of all scored CVEs.
What is the CVSS score of CVE-2026-66443?
CVE-2026-66443 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2026-66443?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-66443, 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

Explore the affected products and dependency analysis for CVE-2026-66443

Explore →

Is Your Infrastructure Affected by CVE-2026-66443?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs