CVE-2026-66152

HIGHPre-NVD 8.88.8—
EchelonGraph scoreHIGH confidence

Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2026-08-25. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 8.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this week
8.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 8.8Exploit: None knownExposed: 0

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

A Path traversal vulnerability in the SonicWall NetExtender Linux client file extractor component allows an attacker to write arbitrary file as root.

CVSS v3
8.8
EG Score
8.8(high)
EG Risk
40(Track)
EG Risk 40/100SSVC: 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
Severity88% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
34%
KEV
Not listed

Published

August 25, 2026

Last Modified

August 31, 2026

Advisory Details (1)

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

Security Advisory

https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0013

Vendor Advisories for CVE-2026-66152(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. 2026-09-19 07:25 UTCGHSA enrichment
  2. 2026-09-18 20:01 UTCEG score recompute
  3. 2026-09-18 20:01 UTCGHSA enrichment
  4. 2026-09-18 19:28 UTCEPSS rescore
  5. 2026-09-18 08:35 UTCGHSA enrichment
  6. 2026-09-17 21:08 UTCEG score recompute
  7. 2026-09-17 21:08 UTCGHSA enrichment
  8. 2026-09-17 06:52 UTCGHSA enrichment
  9. 2026-09-16 19:20 UTCEG score recompute
  10. 2026-09-16 19:20 UTCGHSA enrichment
  11. 2026-09-16 14:08 UTCEPSS rescore
  12. 2026-09-16 06:30 UTCEG score recompute
  13. 2026-09-16 06:30 UTCGHSA enrichment
  14. 2026-09-16 05:15 UTCEPSS rescore
  15. 2026-09-15 19:06 UTCGHSA enrichment
  16. 2026-09-15 07:41 UTCEG score recompute
  17. 2026-09-15 07:41 UTCGHSA enrichment
  18. 2026-09-14 20:17 UTCGHSA enrichment
  19. 2026-09-14 08:50 UTCGHSA enrichment
  20. 2026-09-13 21:26 UTCEG score recompute
  21. 2026-09-13 21:26 UTCGHSA enrichment
  22. 2026-09-13 10:02 UTCGHSA enrichment
  23. 2026-09-12 22:38 UTCEG score recompute
  24. 2026-09-12 22:38 UTCGHSA enrichment
  25. 2026-09-12 11:14 UTCGHSA enrichment
Show 75 more
  1. 2026-09-11 23:25 UTCEG score recompute
  2. 2026-09-11 23:25 UTCGHSA enrichment
  3. 2026-09-11 14:53 UTCEPSS rescore
  4. 2026-09-11 12:00 UTCEG score recompute
  5. 2026-09-11 12:00 UTCGHSA enrichment
  6. 2026-09-11 09:37 UTCEPSS rescore
  7. 2026-09-11 00:11 UTCGHSA enrichment
  8. 2026-09-10 12:02 UTCEG score recompute
  9. 2026-09-10 12:01 UTCGHSA enrichment
  10. 2026-09-10 00:17 UTCGHSA enrichment
  11. 2026-09-09 12:50 UTCGHSA enrichment
  12. 2026-09-09 01:11 UTCEG score recompute
  13. 2026-09-09 01:11 UTCGHSA enrichment
  14. 2026-09-08 22:01 UTCEPSS rescore
  15. 2026-09-08 08:30 UTCGHSA enrichment
  16. 2026-09-07 21:06 UTCEG score recompute
  17. 2026-09-07 21:05 UTCGHSA enrichment
  18. 2026-09-07 16:01 UTCEPSS rescore
  19. 2026-09-07 09:40 UTCGHSA enrichment
  20. 2026-09-06 22:11 UTCEG score recompute
  21. 2026-09-06 22:11 UTCGHSA enrichment
  22. 2026-09-06 13:47 UTCEPSS rescore
  23. 2026-09-06 10:46 UTCGHSA enrichment
  24. 2026-09-05 23:20 UTCEG score recompute
  25. 2026-09-05 23:20 UTCGHSA enrichment
  26. 2026-09-05 15:31 UTCEPSS rescore
  27. 2026-09-05 11:54 UTCGHSA enrichment
  28. 2026-09-05 00:26 UTCEG score recompute
  29. 2026-09-05 00:26 UTCGHSA enrichment
  30. 2026-09-04 13:01 UTCEG score recompute
  31. 2026-09-04 13:01 UTCGHSA enrichment
  32. 2026-09-04 05:07 UTCEPSS rescore
  33. 2026-09-04 01:36 UTCGHSA enrichment
  34. 2026-09-03 14:10 UTCGHSA enrichment
  35. 2026-09-03 02:37 UTCGHSA enrichment
  36. 2026-09-02 15:10 UTCEG score recompute
  37. 2026-09-02 15:10 UTCGHSA enrichment
  38. 2026-09-02 14:12 UTCEPSS rescore
  39. 2026-09-02 03:44 UTCGHSA enrichment
  40. 2026-09-01 16:19 UTCEG score recompute
  41. 2026-09-01 16:19 UTCGHSA enrichment
  42. 2026-09-01 13:54 UTCEPSS rescore
  43. 2026-09-01 04:52 UTCEG score recompute
  44. 2026-09-01 04:52 UTCGHSA enrichment
  45. 2026-09-01 04:40 UTCEPSS rescore
  46. 2026-08-31 17:24 UTCGHSA enrichment
  47. 2026-08-31 16:39 UTCGHSA enrichment
  48. 2026-08-31 04:13 UTCEG score recompute
  49. 2026-08-31 04:13 UTCGHSA enrichment
  50. 2026-08-30 19:17 UTCEPSS rescore
  51. 2026-08-30 16:47 UTCGHSA enrichment
  52. 2026-08-30 05:22 UTCEG score recompute
  53. 2026-08-30 05:22 UTCGHSA enrichment
  54. 2026-08-30 01:22 UTCEPSS rescore
  55. 2026-08-29 17:56 UTCGHSA enrichment
  56. 2026-08-29 06:31 UTCEG score recompute
  57. 2026-08-29 06:31 UTCGHSA enrichment
  58. 2026-08-28 21:42 UTCEPSS rescore
  59. 2026-08-28 19:06 UTCGHSA enrichment
  60. 2026-08-28 14:54 UTCGHSA enrichment
  61. 2026-08-28 03:23 UTCGHSA enrichment
  62. 2026-08-27 15:56 UTCEG score recompute
  63. 2026-08-27 15:56 UTCGHSA enrichment
  64. 2026-08-27 04:29 UTCGHSA enrichment
  65. 2026-08-27 04:09 UTCGHSA enrichment
  66. 2026-08-27 03:24 UTCGHSA enrichment
  67. 2026-08-26 15:57 UTCEG score recompute
  68. 2026-08-26 15:57 UTCGHSA enrichment
  69. 2026-08-26 14:47 UTCEPSS rescore
  70. 2026-08-26 12:33 UTCEG score recompute▲ 8.80
  71. 2026-08-26 12:33 UTCGHSA enrichment
  72. 2026-08-26 12:32 UTCMITRE cvelistV5CVSS v3 → 8.8 · severity → HIGH
  73. 2026-08-25 20:23 UTCNVD update
  74. 2026-08-25 20:00 UTCEG score recompute
  75. 2026-08-25 19:59 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-66152?
CVE-2026-66152 is a high vulnerability published on August 25, 2026. A Path traversal vulnerability in the SonicWall NetExtender Linux client file extractor component allows an attacker to write arbitrary file as root.
When was CVE-2026-66152 disclosed?
CVE-2026-66152 was first published in the National Vulnerability Database on August 25, 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-2026-66152 actively exploited?
CVE-2026-66152 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 66.2% of all scored CVEs.
What is the CVSS score of CVE-2026-66152?
CVE-2026-66152 has a CVSS v3.1 base score of 8.8 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-66152?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-66152, 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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