CVE-2026-18270

HIGHPre-NVD 7.87.8—
EchelonGraph scoreMEDIUM confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2026-08-20. 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.

Kenwood DNR1007XR udhcpd Incorrect Permission Assignment Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Kenwood DNR1007XR devices. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

The specific flaw exists within the udhcpd service. The issue results from incorrect permissions set on a resource used by the service. An attacker can leverage this vulnerability to escalate privileges and execute code in the context of root. Was ZDI-CAN-29111.

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 20, 2026

Last Modified

August 31, 2026

Advisory Details (2)

Auto-updated Aug 20, 2026
No patch confirmed yet.
generic

Firmware Updates | Car Electronics | KENWOOD

https://www.kenwood.com/cs/ce/mm/firmware/2020/2020f/eng.html
generic

ZDI-26-487 - TrendAI™ Zero Day Initiative™ (ZDI)

https://www.zerodayinitiative.com/advisories/ZDI-26-487/

Vendor Advisories for CVE-2026-18270(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 24× 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 118 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-18270?
CVE-2026-18270 is a high vulnerability published on August 20, 2026. Kenwood DNR1007XR udhcpd Incorrect Permission Assignment Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Kenwood DNR1007XR devices. An attacker must first obtain the ability to execute low-privileged code on the…
When was CVE-2026-18270 disclosed?
CVE-2026-18270 was first published in the National Vulnerability Database on August 20, 2026, with the most recent update on August 31, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-18270 actively exploited?
CVE-2026-18270 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 98.2% of all scored CVEs.
What is the CVSS score of CVE-2026-18270?
CVE-2026-18270 has a CVSS v3 base score of 7.8 (NVD).
How do I remediate CVE-2026-18270?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-18270, 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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