Buffer overflow in Gl.inet Be3600
CVE-2026-18585
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.005 (43.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 43.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Gl.inet Be3600 — versions 20260707
- Gl.inet Be6500 — versions 20260707
- Gl.inet Be9300 — versions 20260707
- Gl.inet E5800 — versions 20260707
- Gl.inet Mt2500 — versions 20260707
- Gl.inet Mt3000 — versions 20260707
- Gl.inet Mt3600be — versions 20260707
- Gl.inet Mt5000 — versions 20260707
- Gl.inet Mt6000 — versions 20260707
- Gl.inet X3000 — versions 20260707
Weakness classification (CWE)
References
- vuldb.com/vuln/385414 (technical-description, vdb-entry)
- vuldb.com/vuln/385414/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-18585 (third-party-advisory)
- vuldb.com/submit/849290 (third-party-advisory)
- github.com/gl-inet/CVE-issues/blob/main/4.0.0/Heap buffer overflow in nas-web.g… (related)
Frequently asked questions
- What is CVE-2026-18585?
- CVE-2026-18585 is a medium-severity vulnerability in Gl.inet Be3600, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 4.3/10. Published 2026-08-03.
- How severe is CVE-2026-18585?
- Medium severity. CVSS v3 base score is 4.3 out of 10.