CVE-2026-23855

HIGHPre-NVD 7.27.2—
EchelonGraph scoreHIGH confidence

Score 7.2 from GitHub Security Advisory (severity: HIGH) published 2026-09-09. A secondary CVSS source baseline 7.2; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
7.2EG
EchelonGraph verdictPlan mitigationSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0.9%CVSS: 7.2Exploit: None knownExposed services: Not assessed

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

Dell iDRAC9, 14G versions prior to 7.00.00.184, 15G/16G versions prior to 7.30.10.50, and Dell iDRAC10, 17G versions prior to 1.30.30.50, contain an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to command injection.

CVSS v3
7.2
EG Score
7.2HIGHhigh confidence
EG Risk
33
EG Risk 33/100CISA SSVC

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
Severity72% × 45%
Exploitation1% × 40%
Automatability0% × 15%
CISA SSVC: Track at low or medium mission impact; Track* at high (mission-essential systems).
Action: No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines, and watch the vendor's advisory for the fix.
EPSS PROB
0.9%
EPSS %ILE
59th
KEV
Not listed

CISA SSVCTrack at low or medium mission impact; Track* at high (mission-essential systems).

No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines, and watch the vendor's advisory for the fix.

Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact total (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

September 9, 2026

Last Modified

September 11, 2026

Advisory Details (1)

Auto-updated Sep 9, 2026
No patch confirmed yet.
generic

DSA-2026-392: Security Update for Dell iDRAC9 and iDRAC10 Vulnerability | Dell US

https://www.dell.com/support/kbdoc/en-us/000504998/dsa-2026-392-security-update-for-dell-idrac9-and-idrac10-vulnerability

Vendor Advisories for CVE-2026-23855(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 / 100× 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. 2026-10-04 08:09 UTCGHSA enrichment
  2. 2026-10-03 21:17 UTCEG score recompute
  3. 2026-10-03 21:17 UTCGHSA enrichment
  4. 2026-10-03 10:25 UTCGHSA enrichment
  5. 2026-10-02 20:50 UTCEG score recompute
  6. 2026-10-02 20:50 UTCGHSA enrichment
  7. 2026-10-02 09:45 UTCGHSA enrichment
  8. 2026-10-01 22:54 UTCEG score recompute
  9. 2026-10-01 22:54 UTCGHSA enrichment
  10. 2026-10-01 19:49 UTCEPSS rescore
  11. 2026-10-01 12:02 UTCGHSA enrichment
  12. 2026-10-01 00:59 UTCEG score recompute
  13. 2026-10-01 00:59 UTCGHSA enrichment
  14. 2026-09-30 15:03 UTCEPSS rescore
  15. 2026-09-30 14:08 UTCGHSA enrichment
  16. 2026-09-30 02:02 UTCEG score recompute
  17. 2026-09-30 02:01 UTCGHSA enrichment
  18. 2026-09-29 15:21 UTCEPSS rescore
  19. 2026-09-29 08:26 UTCGHSA enrichment
  20. 2026-09-28 21:35 UTCEG score recompute
  21. 2026-09-28 21:35 UTCGHSA enrichment
  22. 2026-09-28 13:51 UTCEPSS rescore
  23. 2026-09-28 10:43 UTCGHSA enrichment
  24. 2026-09-27 23:43 UTCEG score recompute
  25. 2026-09-27 23:43 UTCGHSA enrichment
Show 75 more
  1. 2026-09-27 13:47 UTCEPSS rescore
  2. 2026-09-27 12:49 UTCGHSA enrichment
  3. 2026-09-27 01:58 UTCEG score recompute
  4. 2026-09-27 01:58 UTCGHSA enrichment
  5. 2026-09-26 15:58 UTCEPSS rescore
  6. 2026-09-26 15:03 UTCGHSA enrichment
  7. 2026-09-26 03:44 UTCEG score recompute
  8. 2026-09-26 03:44 UTCGHSA enrichment
  9. 2026-09-26 00:26 UTCEPSS rescore
  10. 2026-09-25 16:50 UTCGHSA enrichment
  11. 2026-09-25 05:58 UTCGHSA enrichment
  12. 2026-09-24 19:06 UTCEG score recompute
  13. 2026-09-24 19:06 UTCGHSA enrichment
  14. 2026-09-24 14:03 UTCEPSS rescore
  15. 2026-09-24 08:14 UTCGHSA enrichment
  16. 2026-09-23 21:23 UTCEG score recompute
  17. 2026-09-23 21:23 UTCGHSA enrichment
  18. 2026-09-23 10:30 UTCGHSA enrichment
  19. 2026-09-22 23:38 UTCEG score recompute
  20. 2026-09-22 23:38 UTCGHSA enrichment
  21. 2026-09-22 12:45 UTCGHSA enrichment
  22. 2026-09-22 01:53 UTCEG score recompute
  23. 2026-09-22 01:53 UTCGHSA enrichment
  24. 2026-09-21 15:01 UTCGHSA enrichment
  25. 2026-09-21 04:02 UTCEG score recompute
  26. 2026-09-21 04:02 UTCGHSA enrichment
  27. 2026-09-20 20:15 UTCEPSS rescore
  28. 2026-09-20 17:10 UTCGHSA enrichment
  29. 2026-09-20 06:15 UTCGHSA enrichment
  30. 2026-09-19 19:21 UTCEG score recompute
  31. 2026-09-19 19:21 UTCGHSA enrichment
  32. 2026-09-19 08:29 UTCGHSA enrichment
  33. 2026-09-18 21:37 UTCEG score recompute
  34. 2026-09-18 21:37 UTCGHSA enrichment
  35. 2026-09-18 19:27 UTCEPSS rescore
  36. 2026-09-18 10:46 UTCGHSA enrichment
  37. 2026-09-17 23:54 UTCEG score recompute
  38. 2026-09-17 23:54 UTCGHSA enrichment
  39. 2026-09-17 12:59 UTCGHSA enrichment
  40. 2026-09-17 01:44 UTCGHSA enrichment
  41. 2026-09-16 14:52 UTCEG score recompute
  42. 2026-09-16 14:52 UTCGHSA enrichment
  43. 2026-09-16 14:07 UTCEPSS rescore
  44. 2026-09-16 05:15 UTCEPSS rescore
  45. 2026-09-16 03:55 UTCGHSA enrichment
  46. 2026-09-15 17:02 UTCGHSA enrichment
  47. 2026-09-15 06:10 UTCEG score recompute
  48. 2026-09-15 06:10 UTCGHSA enrichment
  49. 2026-09-14 19:17 UTCGHSA enrichment
  50. 2026-09-14 08:25 UTCGHSA enrichment
  51. 2026-09-13 21:33 UTCEG score recompute
  52. 2026-09-13 21:33 UTCGHSA enrichment
  53. 2026-09-13 16:47 UTCEPSS rescore
  54. 2026-09-13 10:41 UTCGHSA enrichment
  55. 2026-09-12 23:49 UTCEG score recompute
  56. 2026-09-12 23:49 UTCGHSA enrichment
  57. 2026-09-12 15:01 UTCEPSS rescore
  58. 2026-09-12 12:57 UTCGHSA enrichment
  59. 2026-09-12 02:05 UTCGHSA enrichment
  60. 2026-09-11 15:13 UTCEG score recompute
  61. 2026-09-11 15:13 UTCGHSA enrichment
  62. 2026-09-11 14:52 UTCEPSS rescore
  63. 2026-09-11 04:21 UTCEG score recompute
  64. 2026-09-11 04:21 UTCGHSA enrichment
  65. 2026-09-11 04:00 UTCEG score recompute
  66. 2026-09-11 04:00 UTCGHSA enrichment
  67. 2026-09-10 18:20 UTCGHSA enrichment
  68. 2026-09-10 07:28 UTCGHSA enrichment
  69. 2026-09-09 20:35 UTCGHSA enrichment
  70. 2026-09-09 19:29 UTCEG score recompute
  71. 2026-09-09 19:29 UTCGHSA enrichment
  72. 2026-09-09 18:21 UTCEG score recompute
  73. 2026-09-09 17:28 UTCEG score recompute
  74. 2026-09-09 16:29 UTCEG score recompute
  75. 2026-09-09 16:25 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-23855?
CVE-2026-23855 is a high vulnerability published on September 9, 2026. Dell iDRAC9, 14G versions prior to 7.00.00.184, 15G/16G versions prior to 7.30.10.50, and Dell iDRAC10, 17G versions prior to 1.30.30.50, contain an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability. A high privileged attacker with remote…
When was CVE-2026-23855 disclosed?
CVE-2026-23855 was first published on September 9, 2026, with the most recent update on September 11, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-23855 actively exploited?
CVE-2026-23855 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.9% probability of exploitation in the next 30 days (59th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-23855?
CVE-2026-23855 has a CVSS base score of 7.2 (a secondary CVSS source that NVD displays; NVD's own analysis pending).
How do I remediate CVE-2026-23855?
No fix for CVE-2026-23855 is confirmed yet. Until one is published, restrict network exposure of the affected system or apply the vendor's mitigation — for example, keep it off the internet or limit it to trusted networks — and watch the vendor's advisory for the fix. The vendor advisories EchelonGraph has for CVE-2026-23855 are linked in the Vendor Advisories panel on this page.

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