CVE-2026-18585 PUBLISHED

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.

• GLiNet (VulDB User) reporter
• VulDB CNA Team coordinator

• VDB-385414 | GL.iNet MT2500 APPS-NAS nas-web.get_file_list heap-based overflow
• VDB-385414 | CTI Indicators (IOB, IOC, IOA)
• CVE-2026-18585 | CVE Analysis and Report
• Submit #849290 | GL.iNet Router 4.8.x Cache overflow
• 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

• Heap-based Buffer Overflow CWE
• Memory Corruption CWE