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CVE-2026-53921

🗓️ 28 Jul 2026 12:56:00Reported by candidateType 
cve
 cve📰️ 1 Media mentions👁 5 Views

CVE-2026-53921 is an OpenWrt odhcpd (DHCPv6) flaw described across connected documents: two independent pre-authentication overflow paths in the DHCPv6 request-processing path cause a stack buffer overflow in a 512-byte buffer when handling crafte...

Related
Refs
Social
ReporterTitlePublishedViews
Family
Circl		CVE-2026-53921
28 Jul 202613:07
–circl
The Hacker News		Critical OpenWrt DHCPv6 Flaw Could Let Unauthenticated Attackers Run Code as Root
28 Jul 202612:56
–thn

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28 Jul 2026 13:03Current
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