What’s Vulnerable › Vulnerabilities

CVE-2026-18585: GL.iNet MT2500 APPS-NAS nas-web.get_file_list heap-based overflow

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-08-03 · updated 2026-08-12
• Weakness: CWE-119

Description

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.

Affected products

• GL.iNet BE3600: 20260707
• GL.iNet BE6500: 20260707
• GL.iNet BE9300: 20260707
• GL.iNet E5800: 20260707
• GL.iNet MT2500: 20260707
• GL.iNet MT3000: 20260707
• GL.iNet MT3600BE: 20260707
• GL.iNet MT5000: 20260707
• GL.iNet MT6000: 20260707
• GL.iNet X3000: 20260707
• GL.iNet XE3000: 20260707

References

• 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
• https://vuldb.com/cve/CVE-2026-18585
• https://vuldb.com/submit/849290
• https://vuldb.com/vuln/385414
• https://vuldb.com/vuln/385414/cti

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