CVE-2026-18587

HIGHPre-NVD 7.57.5—
EchelonGraph scoreHIGH confidence

Score 7.5 from GitHub Security Advisory published 2026-08-03. a secondary CVSS source baseline 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
7.5EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 7.5Exploit: Elevated riskExposed: 0

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

A flaw has been found in Wavlink WL-NU516U1 708c073-mt7628. The impacted element is an unknown function of the component Config Import. Executing a manipulation of the argument Password can lead to os command injection. The attack may be launched remotely. This attack is characterized by high complexity. The exploitability is regarded as difficult. The exploit has been published and may be used. It is advisable to upgrade the affected component. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.

CVSS v3
7.5
EG Score
7.5(high)
EG Risk
50(Track*)
EG Risk 50/100SSVC: 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
Severity75% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Watch closely — could escalate to Attend.
EPSS PROB
1%
EPSS %ILE
67%
KEV
Not listed

Published

August 3, 2026

Last Modified

August 12, 2026

References (7)

Vendor Advisories for CVE-2026-18587(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 28× in last 7d / 83× 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. 2026-08-21 01:49 UTCEG score recompute
  2. 2026-08-21 01:49 UTCGHSA enrichment
  3. 2026-08-20 22:55 UTCEPSS rescore
  4. 2026-08-20 14:22 UTCGHSA enrichment
  5. 2026-08-20 02:16 UTCEG score recompute
  6. 2026-08-20 02:16 UTCGHSA enrichment
  7. 2026-08-19 17:03 UTCEPSS rescore
  8. 2026-08-19 14:49 UTCGHSA enrichment
  9. 2026-08-19 03:22 UTCGHSA enrichment
  10. 2026-08-18 15:49 UTCEG score recompute
  11. 2026-08-18 15:49 UTCGHSA enrichment
  12. 2026-08-18 13:48 UTCEPSS rescore
  13. 2026-08-18 04:03 UTCGHSA enrichment
  14. 2026-08-17 16:33 UTCEG score recompute
  15. 2026-08-17 16:33 UTCGHSA enrichment
  16. 2026-08-17 13:47 UTCEPSS rescore
  17. 2026-08-17 04:46 UTCGHSA enrichment
  18. 2026-08-16 17:19 UTCEG score recompute
  19. 2026-08-16 17:19 UTCGHSA enrichment
  20. 2026-08-16 14:56 UTCEPSS rescore
  21. 2026-08-16 05:49 UTCEG score recompute
  22. 2026-08-16 05:49 UTCGHSA enrichment
  23. 2026-08-16 02:14 UTCEPSS rescore
  24. 2026-08-15 18:23 UTCGHSA enrichment
  25. 2026-08-15 06:56 UTCEG score recompute
Show 58 more
  1. 2026-08-15 06:56 UTCGHSA enrichment
  2. 2026-08-15 01:30 UTCEPSS rescore
  3. 2026-08-14 18:56 UTCGHSA enrichment
  4. 2026-08-14 07:29 UTCEG score recompute
  5. 2026-08-14 07:29 UTCGHSA enrichment
  6. 2026-08-13 22:00 UTCEPSS rescore
  7. 2026-08-13 20:02 UTCGHSA enrichment
  8. 2026-08-13 08:35 UTCGHSA enrichment
  9. 2026-08-12 21:08 UTCEG score recompute
  10. 2026-08-12 21:08 UTCGHSA enrichment
  11. 2026-08-12 13:50 UTCEPSS rescore
  12. 2026-08-12 11:27 UTCGHSA enrichment
  13. 2026-08-12 00:00 UTCEG score recompute
  14. 2026-08-12 00:00 UTCGHSA enrichment
  15. 2026-08-11 13:42 UTCEPSS rescore
  16. 2026-08-11 12:33 UTCGHSA enrichment
  17. 2026-08-11 01:06 UTCEG score recompute
  18. 2026-08-11 01:06 UTCGHSA enrichment
  19. 2026-08-11 00:00 UTCEPSS rescore
  20. 2026-08-10 13:39 UTCGHSA enrichment
  21. 2026-08-10 02:12 UTCGHSA enrichment
  22. 2026-08-09 14:45 UTCEG score recompute
  23. 2026-08-09 14:45 UTCGHSA enrichment
  24. 2026-08-09 13:46 UTCEPSS rescore
  25. 2026-08-09 03:19 UTCEG score recompute
  26. 2026-08-09 03:19 UTCGHSA enrichment
  27. 2026-08-08 16:37 UTCEPSS rescore
  28. 2026-08-08 15:52 UTCGHSA enrichment
  29. 2026-08-08 04:25 UTCGHSA enrichment
  30. 2026-08-07 16:58 UTCEG score recompute
  31. 2026-08-07 16:58 UTCGHSA enrichment
  32. 2026-08-07 05:31 UTCGHSA enrichment
  33. 2026-08-06 18:04 UTCEG score recompute
  34. 2026-08-06 18:04 UTCGHSA enrichment
  35. 2026-08-06 13:46 UTCEPSS rescore
  36. 2026-08-06 06:37 UTCEG score recompute
  37. 2026-08-06 06:37 UTCGHSA enrichment
  38. 2026-08-05 19:17 UTCEPSS rescore
  39. 2026-08-05 19:10 UTCGHSA enrichment
  40. 2026-08-05 07:43 UTCGHSA enrichment
  41. 2026-08-04 20:14 UTCEG score recompute
  42. 2026-08-04 20:14 UTCGHSA enrichment
  43. 2026-08-04 15:10 UTCEPSS rescore
  44. 2026-08-04 10:38 UTCEPSS rescore
  45. 2026-08-04 08:47 UTCEG score recompute
  46. 2026-08-04 08:47 UTCGHSA enrichment
  47. 2026-08-03 21:20 UTCEG score recompute
  48. 2026-08-03 21:20 UTCGHSA enrichment
  49. 2026-08-03 21:20 UTCNVD updateCVSS v4 → 6.8
  50. 2026-08-03 20:43 UTCEG score recompute
  51. 2026-08-03 20:43 UTCGHSA enrichment
  52. 2026-08-03 20:43 UTCMITRE cvelistV5CVSS v4 → 7.7
  53. 2026-08-03 18:56 UTCEG score recompute
  54. 2026-08-03 18:56 UTCGHSA enrichment
  55. 2026-08-03 07:29 UTCEG score recompute
  56. 2026-08-03 07:22 UTCNVD updateCVSS v4 → 6.8
  57. 2026-08-03 06:34 UTCEG score recompute
  58. 2026-08-03 06:33 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-18587?
CVE-2026-18587 is a high vulnerability published on August 3, 2026. A flaw has been found in Wavlink WL-NU516U1 708c073-mt7628. The impacted element is an unknown function of the component Config Import. Executing a manipulation of the argument Password can lead to os command injection. The attack may be launched remotely. This attack is characterized by high…
When was CVE-2026-18587 disclosed?
CVE-2026-18587 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-2026-18587 actively exploited?
CVE-2026-18587 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 32.8% of all scored CVEs.
What is the CVSS score of CVE-2026-18587?
CVE-2026-18587 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2026-18587?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-18587, 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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