CVE-2026-12197

HIGHPre-NVD 7.27.2—
EchelonGraph scoreMEDIUM confidence

Score 7.2 from GitHub Security Advisory (severity: HIGH) published 2026-06-15. 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 weekElevated
7.2EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 2%CVSS: 7.2Exploit: Elevated riskExposed: 0

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

A security flaw has been discovered in Ruijie EG105G-P 2.340. The impacted element is the function nslookup of the file /cgi-bin/luci/api/diagnose of the component JSON-RPC Diagnose Endpoint. Performing a manipulation of the argument params.target results in command injection. It is possible to initiate the attack remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS v3
7.2
EG Score
7.2(medium)
EG Risk
48(Track*)
EG Risk 48/100SSVC: 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
Severity72% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Watch closely — could escalate to Attend.
EPSS PROB
2%
EPSS %ILE
83%
KEV
Not listed

Published

June 14, 2026

Last Modified

July 24, 2026

Advisory Details (1)

Auto-updated Jun 15, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

[CVE-2026-12197] Ruijie Reyee EG105G-P EWEB Diagnose nslookup Authenticated Command Injection · Issue #6 · ictrun/java · GitHub

https://github.com/ictrun/java/issues/6

Vendor Advisories for CVE-2026-12197(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 7× in last 7d / 84× 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 217 total refreshes for this CVE.

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

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Frequently asked(5)

What is CVE-2026-12197?
CVE-2026-12197 is a high vulnerability published on June 14, 2026. A security flaw has been discovered in Ruijie EG105G-P 2.340. The impacted element is the function nslookup of the file /cgi-bin/luci/api/diagnose of the component JSON-RPC Diagnose Endpoint. Performing a manipulation of the argument params.target results in command injection. It is possible to…
When was CVE-2026-12197 disclosed?
CVE-2026-12197 was first published in the National Vulnerability Database on June 14, 2026, with the most recent update on July 24, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-12197 actively exploited?
CVE-2026-12197 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 17.4% of all scored CVEs.
What is the CVSS score of CVE-2026-12197?
CVE-2026-12197 has a CVSS v3 base score of 7.2 (NVD).
How do I remediate CVE-2026-12197?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-12197, 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.

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