HIGH severity buffer overflow in Wavlink WL-WN579X3-C (231124): Remote attackers can exploit UPnP Handler to run code. No patch from vendor. Disable UPnP & block remote access immediately. CVE-2026-5004 https://radar.offseq.com/threat/cve-2026-5004-stack-based-buffer-overflow-in-wavli-7ae39014 #OffSeq #Infosec #RouterSecurity #CVE20265004