CVE-2026-6389

HIGHNVD 8.88.8—
EchelonGraph scoreMEDIUM confidence

Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2026-05-01. NVD baseline CVSS 8.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
8.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 8.8Exploit: NoneExposed: 0

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

IBM Turbonomic prometurbo agent 8.16.0 through 8.17.6 IBM Turbonomic Application Resource Management grants excessive cluster‑wide permissions, including unrestricted read access to all secrets. An attacker that compromises the operator or its service account can exfiltrate sensitive credentials, escalate privileges, and potentially achieve full cluster compromise.

CVSS v3
8.8
EG Score
8.8(medium)
EPSS
1.3%
KEV
Not listed

Published

April 30, 2026

Last Modified

May 5, 2026

Advisory Details (1)

Auto-updated Apr 30, 2026
No patch confirmed yet.
generic

Security Bulletin: IBM Turbonomic Prometurbo agent used by IBM Turbonomic Application Resource Management is affected by a single vulnerability (CVE-2026-6389)

https://www.ibm.com/support/pages/node/7270720

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 5× in last 7d / 29× 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 115 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-6389?
CVE-2026-6389 is a high vulnerability published on April 30, 2026. IBM Turbonomic prometurbo agent 8.16.0 through 8.17.6 IBM Turbonomic Application Resource Management grants excessive cluster‑wide permissions, including unrestricted read access to all secrets. An attacker that compromises the operator or its service account can exfiltrate sensitive credentials,…
When was CVE-2026-6389 disclosed?
CVE-2026-6389 was first published in the National Vulnerability Database on April 30, 2026, with the most recent update on May 5, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-6389 actively exploited?
CVE-2026-6389 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-6389?
CVE-2026-6389 has a CVSS v3 base score of 8.8 (NVD).
How do I remediate CVE-2026-6389?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-6389, 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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