Medium severity6.5NVD Advisory· Published Jun 3, 2026· Updated Jun 4, 2026
CVE-2026-36604
CVE-2026-36604
Description
Mercusys AC12G (EU) V1 router with firmware AC12G(EU)_V1_200909 does not validate the HTTP Host header, enabling DNS rebinding attacks. An external attacker can rebind a domain to the router's internal IP address, extending the CORS wildcard vulnerability (Access-Control-Allow-Origin: *) to internet-originated attacks.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1Patches
Vulnerability mechanics
References
1News mentions
1- Mercusys AC12G Router: 15 Vulnerabilities Disclosed on June 3, 2026Vypr Intelligence · Jun 3, 2026