CVE-2026-49817

HIGHPre-NVD 7.87.8—
EchelonGraph scoreMEDIUM confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2026-08-19. a secondary CVSS source baseline 7.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
7.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.8Exploit: None knownExposed: 0

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

Dell Command Update (DCU), versions prior to 5.7.1, contain a Deserialization of Untrusted Data vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Elevation of Privileges.

CVSS v3
7.8
EG Score
7.8(medium)
EG Risk
35(Track)
EG Risk 35/100SSVC: 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
Severity78% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
2%
KEV
Not listed

Published

August 19, 2026

Last Modified

August 21, 2026

Advisory Details (1)

Auto-updated Aug 19, 2026
No patch confirmed yet.
generic

DSA-2026-309: Security Update for Dell Command | Update for Multiple Vulnerabilities | Dell US

https://www.dell.com/support/kbdoc/en-us/000501378/dsa-2026-309-security-update-for-dell-command-update-for-multiple-vulnerabilities

Vendor Advisories for CVE-2026-49817(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 25× in last 7d / 112× 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 127 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-49817?
CVE-2026-49817 is a high vulnerability published on August 19, 2026. Dell Command Update (DCU), versions prior to 5.7.1, contain a Deserialization of Untrusted Data vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Elevation of Privileges.
When was CVE-2026-49817 disclosed?
CVE-2026-49817 was first published in the National Vulnerability Database on August 19, 2026, with the most recent update on August 21, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-49817 actively exploited?
CVE-2026-49817 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 97.9% of all scored CVEs.
What is the CVSS score of CVE-2026-49817?
CVE-2026-49817 has a CVSS v3 base score of 7.8 (NVD).
How do I remediate CVE-2026-49817?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-49817, 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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