CVE-2026-64993

CRITICALNVD 9.19.1—
EchelonGraph scoreMEDIUM confidence

This critical-severity CVE scores 9.1 under NVD CVSS v3. EPSS exploit probability: 0.1%, top 96% of all CVEs by exploit prediction. GitHub Security Advisory enrichment pending alignment with NVD CVSS.

Triggered by: NVD CVSS baseline
Sources: epss, ghsa, nvd
Trending — 3 sources updated this week
9.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 9.1Exploit: None knownExposed: 0

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

Dell RVTools versions prior to 4.8.1, contains an improper certificate validation vulnerability in the collector. A remote unauthenticated attacker could potentially exploit this vulnerability leading to loss of confidentiality and integrity.

CVSS v3
9.1
EG Score
9.1(medium)
EG Risk
41(Track)
EG Risk 41/100SSVC: 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
Severity91% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
4%
KEV
Not listed

Published

August 6, 2026

Last Modified

August 10, 2026

Advisory Details (1)

Auto-updated Aug 6, 2026
No patch confirmed yet.
generic

DSA-2026-325: Security Update for Dell RVtools Vulnerability | Dell India

https://www.dell.com/support/kbdoc/en-in/000494748/dsa-2026-325-security-update-for-dell-rvtools-vulnerability

Vendor Advisories for CVE-2026-64993(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 55× in last 7d / 104× 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 104 total refreshes for this CVE.

  1. 2026-08-21 02:56 UTCGHSA enrichment
  2. 2026-08-20 23:00 UTCEG score recompute
  3. 2026-08-20 23:00 UTCGHSA enrichment
  4. 2026-08-20 22:55 UTCEPSS rescore
  5. 2026-08-20 19:05 UTCGHSA enrichment
  6. 2026-08-20 15:09 UTCGHSA enrichment
  7. 2026-08-20 11:14 UTCGHSA enrichment
  8. 2026-08-20 07:18 UTCGHSA enrichment
  9. 2026-08-20 03:23 UTCGHSA enrichment
  10. 2026-08-19 23:20 UTCGHSA enrichment
  11. 2026-08-19 19:24 UTCEG score recompute
  12. 2026-08-19 19:24 UTCGHSA enrichment
  13. 2026-08-19 17:04 UTCEPSS rescore
  14. 2026-08-19 15:22 UTCGHSA enrichment
  15. 2026-08-19 11:26 UTCGHSA enrichment
  16. 2026-08-19 07:30 UTCGHSA enrichment
  17. 2026-08-19 03:31 UTCGHSA enrichment
  18. 2026-08-18 23:35 UTCGHSA enrichment
  19. 2026-08-18 19:39 UTCGHSA enrichment
  20. 2026-08-18 15:43 UTCEG score recompute
  21. 2026-08-18 15:43 UTCGHSA enrichment
  22. 2026-08-18 13:48 UTCEPSS rescore
  23. 2026-08-18 11:15 UTCGHSA enrichment
  24. 2026-08-18 07:15 UTCGHSA enrichment
  25. 2026-08-18 03:19 UTCGHSA enrichment
Show 75 more
  1. 2026-08-17 23:22 UTCGHSA enrichment
  2. 2026-08-17 19:26 UTCGHSA enrichment
  3. 2026-08-17 13:56 UTCEG score recompute
  4. 2026-08-17 13:56 UTCGHSA enrichment
  5. 2026-08-17 13:47 UTCEPSS rescore
  6. 2026-08-17 10:00 UTCGHSA enrichment
  7. 2026-08-17 06:05 UTCGHSA enrichment
  8. 2026-08-17 02:10 UTCGHSA enrichment
  9. 2026-08-16 22:14 UTCGHSA enrichment
  10. 2026-08-16 18:18 UTCEG score recompute
  11. 2026-08-16 18:18 UTCGHSA enrichment
  12. 2026-08-16 14:56 UTCEPSS rescore
  13. 2026-08-16 14:22 UTCGHSA enrichment
  14. 2026-08-16 10:26 UTCGHSA enrichment
  15. 2026-08-16 06:31 UTCGHSA enrichment
  16. 2026-08-16 02:36 UTCEG score recompute
  17. 2026-08-16 02:36 UTCGHSA enrichment
  18. 2026-08-15 22:41 UTCGHSA enrichment
  19. 2026-08-15 18:45 UTCGHSA enrichment
  20. 2026-08-15 14:49 UTCGHSA enrichment
  21. 2026-08-15 10:53 UTCGHSA enrichment
  22. 2026-08-15 06:57 UTCGHSA enrichment
  23. 2026-08-15 03:01 UTCEG score recompute
  24. 2026-08-15 03:01 UTCGHSA enrichment
  25. 2026-08-15 01:30 UTCEPSS rescore
  26. 2026-08-14 23:05 UTCGHSA enrichment
  27. 2026-08-14 19:09 UTCGHSA enrichment
  28. 2026-08-14 15:14 UTCGHSA enrichment
  29. 2026-08-14 11:18 UTCGHSA enrichment
  30. 2026-08-14 07:23 UTCGHSA enrichment
  31. 2026-08-14 03:27 UTCGHSA enrichment
  32. 2026-08-13 23:32 UTCEG score recompute
  33. 2026-08-13 23:32 UTCGHSA enrichment
  34. 2026-08-13 22:00 UTCEPSS rescore
  35. 2026-08-13 19:35 UTCGHSA enrichment
  36. 2026-08-13 15:39 UTCGHSA enrichment
  37. 2026-08-13 11:43 UTCGHSA enrichment
  38. 2026-08-13 07:47 UTCGHSA enrichment
  39. 2026-08-13 03:52 UTCGHSA enrichment
  40. 2026-08-12 23:56 UTCGHSA enrichment
  41. 2026-08-12 20:01 UTCGHSA enrichment
  42. 2026-08-12 16:06 UTCEG score recompute
  43. 2026-08-12 16:05 UTCGHSA enrichment
  44. 2026-08-12 13:51 UTCEPSS rescore
  45. 2026-08-12 12:10 UTCGHSA enrichment
  46. 2026-08-12 08:14 UTCGHSA enrichment
  47. 2026-08-12 04:18 UTCGHSA enrichment
  48. 2026-08-12 00:22 UTCGHSA enrichment
  49. 2026-08-11 20:23 UTCGHSA enrichment
  50. 2026-08-11 16:27 UTCEG score recompute
  51. 2026-08-11 16:27 UTCGHSA enrichment
  52. 2026-08-11 12:32 UTCGHSA enrichment
  53. 2026-08-11 08:36 UTCGHSA enrichment
  54. 2026-08-11 04:41 UTCGHSA enrichment
  55. 2026-08-11 00:45 UTCEG score recompute
  56. 2026-08-11 00:45 UTCGHSA enrichment
  57. 2026-08-11 00:00 UTCEPSS rescore
  58. 2026-08-10 20:50 UTCEG score recompute▲ 2.30
  59. 2026-08-10 20:50 UTCGHSA enrichment
  60. 2026-08-10 20:49 UTCNVD updateCVSS v3 → 9.1 · severity → CRITICAL
  61. 2026-08-09 23:42 UTCEG score recompute
  62. 2026-08-09 23:42 UTCGHSA enrichment
  63. 2026-08-09 13:47 UTCEPSS rescore
  64. 2026-08-09 01:35 UTCEG score recompute
  65. 2026-08-09 01:35 UTCGHSA enrichment
  66. 2026-08-08 16:37 UTCEPSS rescore
  67. 2026-08-08 03:28 UTCEG score recompute
  68. 2026-08-08 03:28 UTCGHSA enrichment
  69. 2026-08-07 05:20 UTCEG score recompute
  70. 2026-08-07 05:20 UTCGHSA enrichment
  71. 2026-08-07 04:18 UTCEG score recompute
  72. 2026-08-07 04:18 UTCGHSA enrichment
  73. 2026-08-06 16:33 UTCGHSA enrichment
  74. 2026-08-06 15:48 UTCEG score recompute
  75. 2026-08-06 15:48 UTCGHSA enrichment

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-64993?
CVE-2026-64993 is a critical vulnerability published on August 6, 2026. Dell RVTools versions prior to 4.8.1, contains an improper certificate validation vulnerability in the collector. A remote unauthenticated attacker could potentially exploit this vulnerability leading to loss of confidentiality and integrity.
When was CVE-2026-64993 disclosed?
CVE-2026-64993 was first published in the National Vulnerability Database on August 6, 2026, with the most recent update on August 10, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-64993 actively exploited?
CVE-2026-64993 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-2026-64993?
CVE-2026-64993 has a CVSS v3 base score of 9.1 (NVD).
How do I remediate CVE-2026-64993?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-64993, 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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