CVE-2026-53483

CRITICALPre-NVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-07-07. a secondary CVSS source baseline 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 9.8Exploit: None knownExposed: 0

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

Dell PowerProtect Data Domain, versions 7.7.1.0 through 8.7, LTS2026 release version 8.6.1.0 through 8.6.1.10, LTS2025 release version 8.3.1.0 through 8.3.1.30, LTS2024 release versions 7.13.1.0 through 7.13.1.70 an improper authentication vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to unauthorized access. This is a critical severity vulnerability as it allows an attacker to take complete control of system; so Dell recommends customers to upgrade at the earliest opportunity.

CVSS v3
9.8
EG Score
9.8(high)
EG Risk
59(Track)
EG Risk 59/100SSVC: 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
Severity98% × 45%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
30%
KEV
Not listed

Published

July 7, 2026

Last Modified

July 8, 2026

Advisory Details (1)

Auto-updated Jul 26, 2026
No patch confirmed yet.
generic

DSA-2026-278: Security Update for Dell PowerProtect Data Domain Multiple Vulnerabilities | Dell US

https://www.dell.com/support/kbdoc/en-us/000481268/dsa-2026-278-security-update-for-dell-powerprotect-data-domain-multiple-vulnerabilities

Vendor Advisories for CVE-2026-53483(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 41× in last 7d / 123× 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 123 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-53483?
CVE-2026-53483 is a critical vulnerability published on July 7, 2026. Dell PowerProtect Data Domain, versions 7.7.1.0 through 8.7, LTS2026 release version 8.6.1.0 through 8.6.1.10, LTS2025 release version 8.3.1.0 through 8.3.1.30, LTS2024 release versions 7.13.1.0 through 7.13.1.70 an improper authentication vulnerability. An unauthenticated attacker with remote…
When was CVE-2026-53483 disclosed?
CVE-2026-53483 was first published in the National Vulnerability Database on July 7, 2026, with the most recent update on July 8, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-53483 actively exploited?
CVE-2026-53483 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 70.1% of all scored CVEs.
What is the CVSS score of CVE-2026-53483?
CVE-2026-53483 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2026-53483?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-53483, 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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