CVE-2026-85222

CRITICALPre-NVD 9.19.1—
EchelonGraph scoreHIGH confidence

Score 9.1 from GitHub Security Advisory (severity: HIGH) published 2026-09-03. a secondary CVSS source baseline 9.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
9.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 2%CVSS: 9.1Exploit: Elevated riskExposed: 0

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

A vulnerability has been found in D-Link DNS-340L 1.01B04. Affected by this vulnerability is an unknown functionality of the file /cgi-bin/addon_center.cgi of the component Add-On Center. Such manipulation of the argument f_name/f_url/f_flag/f_login_user leads to os command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

CVSS v3
9.1
EG Score
9.1(high)
EG Risk
57(Track*)
EG Risk 57/100SSVC: 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
Severity91% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Watch closely — could escalate to Attend.
EPSS PROB
2%
EPSS %ILE
81%
KEV
Not listed

Published

September 3, 2026

Last Modified

September 4, 2026

Advisory Details (2)

Auto-updated Sep 15, 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-007-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-007-vulndb.md

Vendor Advisories for CVE-2026-85222(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 55× in last 7d / 142× 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 142 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-85222?
CVE-2026-85222 is a critical vulnerability published on September 3, 2026. A vulnerability has been found in D-Link DNS-340L 1.01B04. Affected by this vulnerability is an unknown functionality of the file /cgi-bin/addoncenter.cgi of the component Add-On Center. Such manipulation of the argument fname/furl/fflag/floginuser leads to os command injection. It is possible to…
When was CVE-2026-85222 disclosed?
CVE-2026-85222 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-2026-85222 actively exploited?
CVE-2026-85222 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 19.1% of all scored CVEs.
What is the CVSS score of CVE-2026-85222?
CVE-2026-85222 has a CVSS v3 base score of 9.1 (NVD).
How do I remediate CVE-2026-85222?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-85222, 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

Explore the affected products and dependency analysis for CVE-2026-85222

Explore →

Is Your Infrastructure Affected by CVE-2026-85222?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs