CVE-2026-18615

CRITICALPre-NVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score 9.8 from GitHub Security Advisory (severity: HIGH) published 2026-08-03. a secondary CVSS source baseline 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 2%CVSS: 9.8Exploit: Elevated riskExposed: 0

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

A vulnerability was determined in GL-iNet GL-MT3000 up to 4.4.5. The affected element is the function wg-server.generate_publickey of the file /cgi-bin/glc of the component wg-server.so Native Plugin. Executing a manipulation of the argument private_key can lead to command injection. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure and confirmed the existence of the vulnerability.

CVSS v3
9.8
EG Score
9.8(high)
EG Risk
75(Attend)
EG Risk 75/100SSVC: Attend

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
Severity98% × 45%
Exploitation40% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
2%
EPSS %ILE
79%
KEV
Not listed

Published

August 3, 2026

Last Modified

August 12, 2026

Advisory Details (1)

Auto-updated Aug 19, 2026
No patch confirmed yet.
generic

iot_vul/GL-iNet/MT3000/4.4.5/wg_generate_publickey_glc/CVE.md at main · StrTzz123/iot_vul · GitHub

https://github.com/StrTzz123/iot_vul/blob/main/GL-iNet/MT3000/4.4.5/wg_generate_publickey_glc/CVE.md

Vendor Advisories for CVE-2026-18615(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 57× in last 7d / 146× 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 146 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-18615?
CVE-2026-18615 is a critical vulnerability published on August 3, 2026. A vulnerability was determined in GL-iNet GL-MT3000 up to 4.4.5. The affected element is the function wg-server.generatepublickey of the file /cgi-bin/glc of the component wg-server.so Native Plugin. Executing a manipulation of the argument privatekey can lead to command injection. The attack may…
When was CVE-2026-18615 disclosed?
CVE-2026-18615 was first published in the National Vulnerability Database on August 3, 2026, with the most recent update on August 12, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-18615 actively exploited?
CVE-2026-18615 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 20.9% of all scored CVEs.
What is the CVSS score of CVE-2026-18615?
CVE-2026-18615 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2026-18615?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-18615, 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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