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Medium · 6.3 CVE-2026-2548 EUVD-2026-6105GHSA-vfjw-j4jg-frr6

WAYOS FBM-220G rc sub_40F820 command injection

Published Feb 16, 2026 · Updated Feb 23, 2026 · Assigned by VulDB

Description

A flaw has been found in WAYOS FBM-220G 24.10.19. This affects the function sub_40F820 of the file rc. Executing a manipulation of the argument upnp_waniface/upnp_ssdp_interval/upnp_max_age can lead to command injection. The attack can be executed remotely. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

VendorProductAffectedFixed
WAYOS FBM-220G 24.10.19 —

References