Cybersecurity
D-Link warns of max severity zero-day bug in DIR-822A routers
D-Link warned customers of a maximum-severity vulnerability ( CVE-2026-86296 ) with public proof-of-concept (PoC) exploit code and no patch, affecting legacy DIR-822A dual-band Wi-Fi routers.
Summary
D-Link warned customers of a maximum-severity vulnerability ( CVE-2026-86296 ) with public proof-of-concept (PoC) exploit code and no patch, affecting legacy DIR-822A dual-band Wi-Fi routers. This security flaw stems from a stack-based buffer overflow and improper data handling in the DHCP server component and can be exploited without authentication or user interaction.
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