CVE-2026-8864

HIGHPre-NVD 7.37.3—
EchelonGraph scoreMEDIUM confidence

This high-severity CVE scores 7.3 under a secondary CVSS source (NVD's own analysis pending). EPSS exploit probability: 0.1%, top 96% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, secondary
Trending — 3 sources updated this week
7.3EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.3Exploit: None knownExposed: 0

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

The HP Fan Control App might allow local escalation of privileges. An updated version of HP Fan Control App has been released to mitigate this potential vulnerability.

CVSS v3
7.3
EG Score
7.3(medium)
EG Risk
37(Track)
EG Risk 37/100SSVC: 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
Severity73% × 45%
Exploitation0% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
4%
KEV
Not listed

Published

June 30, 2026

Last Modified

July 2, 2026

References (1)

Vendor Advisories for CVE-2026-8864(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 22× in last 7d / 108× 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 172 total refreshes for this CVE.

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

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Frequently asked(5)

What is CVE-2026-8864?
CVE-2026-8864 is a high vulnerability published on June 30, 2026. The HP Fan Control App might allow local escalation of privileges. An updated version of HP Fan Control App has been released to mitigate this potential vulnerability.
When was CVE-2026-8864 disclosed?
CVE-2026-8864 was first published in the National Vulnerability Database on June 30, 2026, with the most recent update on July 2, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-8864 actively exploited?
CVE-2026-8864 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 96.3% of all scored CVEs.
What is the CVSS score of CVE-2026-8864?
CVE-2026-8864 has a CVSS v3 base score of 7.3 (NVD).
How do I remediate CVE-2026-8864?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-8864, 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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