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 99% 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
7.3
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 7.3Exploit: NoneExposed: 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
1.4%
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 8× in last 7d / 59× 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.

  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. 2026-07-20 17:08 UTCEPSS rescore
  5. 2026-07-19 14:31 UTCEPSS rescore
  6. 2026-07-19 02:29 UTCEPSS rescore
  7. 2026-07-18 10:04 UTCEPSS rescore
  8. 2026-07-17 01:37 UTCGHSA enrichment
  9. 2026-07-16 17:03 UTCEPSS rescore
  10. 2026-07-16 13:46 UTCGHSA enrichment
  11. 2026-07-16 01:56 UTCGHSA enrichment
  12. 2026-07-15 16:57 UTCEPSS rescore
  13. 2026-07-15 14:05 UTCGHSA enrichment
  14. 2026-07-15 02:11 UTCGHSA enrichment
  15. 2026-07-15 02:00 UTCEPSS rescore
  16. 2026-07-14 14:17 UTCGHSA enrichment
  17. 2026-07-14 02:27 UTCGHSA enrichment
  18. 2026-07-13 22:31 UTCEPSS rescore
  19. 2026-07-13 14:38 UTCGHSA enrichment
  20. 2026-07-13 02:48 UTCGHSA enrichment
  21. 2026-07-12 14:58 UTCGHSA enrichment
  22. 2026-07-12 05:46 UTCEPSS rescore
  23. 2026-07-12 03:08 UTCGHSA enrichment
  24. 2026-07-11 15:17 UTCGHSA enrichment
  25. 2026-07-11 03:27 UTCGHSA enrichment
Show 34 more
  1. 2026-07-10 15:37 UTCGHSA enrichment
  2. 2026-07-10 03:46 UTCGHSA enrichment
  3. 2026-07-09 19:10 UTCEPSS rescore
  4. 2026-07-09 15:56 UTCGHSA enrichment
  5. 2026-07-09 04:04 UTCGHSA enrichment
  6. 2026-07-08 16:12 UTCGHSA enrichment
  7. 2026-07-08 15:16 UTCEPSS rescore
  8. 2026-07-08 04:21 UTCGHSA enrichment
  9. 2026-07-07 16:24 UTCGHSA enrichment
  10. 2026-07-07 13:46 UTCEPSS rescore
  11. 2026-07-07 04:33 UTCGHSA enrichment
  12. 2026-07-06 16:43 UTCGHSA enrichment
  13. 2026-07-06 16:27 UTCEPSS rescore
  14. 2026-07-06 04:51 UTCGHSA enrichment
  15. 2026-07-06 02:23 UTCEPSS rescore
  16. 2026-07-06 02:23 UTCEPSS rescore
  17. 2026-07-05 17:01 UTCGHSA enrichment
  18. 2026-07-05 05:11 UTCGHSA enrichment
  19. 2026-07-05 02:31 UTCEPSS rescore
  20. 2026-07-05 02:30 UTCEPSS rescore
  21. 2026-07-04 17:16 UTCGHSA enrichment
  22. 2026-07-04 06:31 UTCEPSS rescore
  23. 2026-07-04 06:31 UTCEPSS rescore
  24. 2026-07-04 05:27 UTCGHSA enrichment
  25. 2026-07-03 17:33 UTCGHSA enrichment
  26. 2026-07-03 05:43 UTCGHSA enrichment
  27. 2026-07-02 17:53 UTCGHSA enrichment
  28. 2026-07-02 06:03 UTCGHSA enrichment
  29. 2026-07-01 18:13 UTCGHSA enrichment
  30. 2026-07-01 15:07 UTCEPSS rescore
  31. 2026-07-01 06:23 UTCGHSA enrichment
  32. 2026-06-30 18:33 UTCEG score recompute
  33. 2026-06-30 18:33 UTCGHSA enrichment
  34. 2026-06-30 18:32 UTCNVD updatefirst tracked

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 1.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
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.

Dependency Blast Radius

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