CVE-2026-85223

CRITICALPre-NVD 9.99.9—
EchelonGraph scoreHIGH confidence

Score 9.9 from GitHub Security Advisory (severity: HIGH) published 2026-09-04. a secondary CVSS source baseline 9.9; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
9.9EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 2%CVSS: 9.9Exploit: Elevated riskExposed: 0

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

A vulnerability was found in D-Link DNS-340L 1.01B04. Affected by this issue is some unknown functionality of the file /cgi-bin/dropbox.cgi of the component CGI Handler. Performing a manipulation of the argument callback_url/sync_interval results in os command injection. The attack can be initiated remotely. The exploit has been made public and could be used.

CVSS v3
9.9
EG Score
9.9(high)
EG Risk
61(Track*)
EG Risk 61/100SSVC: 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
Severity99% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Watch closely — could escalate to Attend.
EPSS PROB
2%
EPSS %ILE
75%
KEV
Not listed

Published

September 3, 2026

Last Modified

September 4, 2026

Advisory Details (2)

Auto-updated Sep 18, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic

Smart Home, SMB and Enterprise solutions | D-Link

https://www.dlink.com/
generic🟡 PoC Available

WAVLINK-WN530H4-Command-Injection-in-set_add_routing/DLINK-CMD-008-vulndb.md at main · dxz0069/WAVLINK-WN530H4-Command-Injection-in-set_add_routing · GitHub

https://github.com/dxz0069/WAVLINK-WN530H4-Command-Injection-in-set_add_routing/blob/main/DLINK-CMD-008-vulndb.md

Vendor Advisories for CVE-2026-85223(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 53× in last 7d / 129× 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 129 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-85223?
CVE-2026-85223 is a critical vulnerability published on September 3, 2026. A vulnerability was found in D-Link DNS-340L 1.01B04. Affected by this issue is some unknown functionality of the file /cgi-bin/dropbox.cgi of the component CGI Handler. Performing a manipulation of the argument callbackurl/syncinterval results in os command injection. The attack can be initiated…
When was CVE-2026-85223 disclosed?
CVE-2026-85223 was first published in the National Vulnerability Database on September 3, 2026, with the most recent update on September 4, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-85223 actively exploited?
CVE-2026-85223 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 2% probability of exploitation in the next 30 days, which ranks it in the top 24.9% of all scored CVEs.
What is the CVSS score of CVE-2026-85223?
CVE-2026-85223 has a CVSS v3 base score of 9.9 (NVD).
How do I remediate CVE-2026-85223?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-85223, 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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