CVE-2026-18585

MEDIUMPre-NVD 4.34.3—
EchelonGraph scoreHIGH confidence

Score 4.3 from GitHub Security Advisory published 2026-08-03. a secondary CVSS source baseline 4.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
4.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 4.3Exploit: None knownExposed: 0

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

A vulnerability was detected in GL.iNet MT3000, MT6000, BE9300, BE3600, MT3600BE, E5800, BE6500, MT5000, X3000, XE3000 and MT2500 up to 20260707. The affected element is the function nas-web.get_file_list of the component APPS-NAS Module. Performing a manipulation results in heap-based buffer overflow. The attack may be initiated remotely. The vendor was contacted early about this disclosure and confirmed the existence of the vulnerability.

CVSS v3
4.3
EG Score
4.3(high)
EG Risk
19(Track)
EG Risk 19/100SSVC: 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
Severity43% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
23%
KEV
Not listed

Published

August 3, 2026

Last Modified

August 12, 2026

Advisory Details (1)

Auto-updated Aug 3, 2026
No patch confirmed yet.
generic

CVE-issues/4.0.0/Heap buffer overflow in nas-web.get_file_list leading to authenticated denial of service.md at main · gl-inet/CVE-issues · GitHub

https://github.com/gl-inet/CVE-issues/blob/main/4.0.0/Heap%20buffer%20overflow%20in%20nas-web.get_file_list%20leading%20to%20authenticated%20denial%20of%20service.md

Vendor Advisories for CVE-2026-18585(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 23× in last 7d / 61× 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 02:12 UTCEG score recompute
  2. 2026-08-21 02:12 UTCGHSA enrichment
  3. 2026-08-20 22:55 UTCEPSS rescore
  4. 2026-08-20 04:22 UTCEG score recompute
  5. 2026-08-20 04:22 UTCGHSA enrichment
  6. 2026-08-19 17:03 UTCEPSS rescore
  7. 2026-08-19 06:30 UTCEG score recompute
  8. 2026-08-19 06:30 UTCGHSA enrichment
  9. 2026-08-18 13:48 UTCEPSS rescore
  10. 2026-08-18 08:40 UTCEG score recompute
  11. 2026-08-18 08:40 UTCGHSA enrichment
  12. 2026-08-17 13:47 UTCEPSS rescore
  13. 2026-08-17 10:23 UTCEG score recompute
  14. 2026-08-17 10:23 UTCGHSA enrichment
  15. 2026-08-16 14:56 UTCEPSS rescore
  16. 2026-08-16 12:33 UTCEG score recompute
  17. 2026-08-16 12:33 UTCGHSA enrichment
  18. 2026-08-16 02:14 UTCEPSS rescore
  19. 2026-08-15 14:43 UTCEG score recompute
  20. 2026-08-15 14:43 UTCGHSA enrichment
  21. 2026-08-15 01:30 UTCEPSS rescore
  22. 2026-08-14 16:52 UTCEG score recompute
  23. 2026-08-14 16:52 UTCGHSA enrichment
  24. 2026-08-13 22:00 UTCEPSS rescore
  25. 2026-08-13 18:58 UTCGHSA enrichment
Show 36 more
  1. 2026-08-12 21:08 UTCGHSA enrichment
  2. 2026-08-12 17:02 UTCEG score recompute
  3. 2026-08-12 17:02 UTCGHSA enrichment
  4. 2026-08-12 13:50 UTCEPSS rescore
  5. 2026-08-11 19:12 UTCEG score recompute
  6. 2026-08-11 19:12 UTCGHSA enrichment
  7. 2026-08-11 13:42 UTCEPSS rescore
  8. 2026-08-11 00:00 UTCEPSS rescore
  9. 2026-08-10 21:23 UTCGHSA enrichment
  10. 2026-08-09 23:33 UTCEG score recompute
  11. 2026-08-09 23:33 UTCGHSA enrichment
  12. 2026-08-09 13:46 UTCEPSS rescore
  13. 2026-08-09 01:44 UTCEG score recompute
  14. 2026-08-09 01:44 UTCGHSA enrichment
  15. 2026-08-08 16:37 UTCEPSS rescore
  16. 2026-08-08 03:54 UTCEG score recompute
  17. 2026-08-08 03:54 UTCGHSA enrichment
  18. 2026-08-07 06:04 UTCEG score recompute
  19. 2026-08-07 06:04 UTCGHSA enrichment
  20. 2026-08-06 13:46 UTCEPSS rescore
  21. 2026-08-06 08:15 UTCEG score recompute
  22. 2026-08-06 08:14 UTCGHSA enrichment
  23. 2026-08-05 19:17 UTCEPSS rescore
  24. 2026-08-05 10:24 UTCEG score recompute
  25. 2026-08-05 10:24 UTCGHSA enrichment
  26. 2026-08-04 15:10 UTCEPSS rescore
  27. 2026-08-04 12:25 UTCEG score recompute
  28. 2026-08-04 12:25 UTCGHSA enrichment
  29. 2026-08-04 10:38 UTCEPSS rescore
  30. 2026-08-03 14:33 UTCEG score recompute
  31. 2026-08-03 14:33 UTCGHSA enrichment
  32. 2026-08-03 13:40 UTCEG score recompute
  33. 2026-08-03 13:40 UTCGHSA enrichment
  34. 2026-08-03 06:23 UTCEG score recompute
  35. 2026-08-03 05:23 UTCEG score recompute
  36. 2026-08-03 05:23 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-18585?
CVE-2026-18585 is a medium vulnerability published on August 3, 2026. A vulnerability was detected in GL.iNet MT3000, MT6000, BE9300, BE3600, MT3600BE, E5800, BE6500, MT5000, X3000, XE3000 and MT2500 up to 20260707. The affected element is the function nas-web.getfilelist of the component APPS-NAS Module. Performing a manipulation results in heap-based buffer…
When was CVE-2026-18585 disclosed?
CVE-2026-18585 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-2026-18585 actively exploited?
CVE-2026-18585 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 77.4% of all scored CVEs.
What is the CVSS score of CVE-2026-18585?
CVE-2026-18585 has a CVSS v3 base score of 4.3 (NVD).
How do I remediate CVE-2026-18585?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-18585, 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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