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.
Metrics
Affected Vendors & Products
References
History
Wed, 03 Jun 2026 20:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-350 | |
| Metrics |
cvssV3_1
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Wed, 03 Jun 2026 18:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | DNS Rebinding Vulnerability in Mercusys AC12G Router V1 | |
| Weaknesses | CWE-20 |
Wed, 03 Jun 2026 17:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| 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. | |
| References |
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Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2026-06-03T19:41:23.415Z
Reserved: 2026-04-06T00:00:00.000Z
Link: CVE-2026-36604
Updated: 2026-06-03T19:40:58.647Z
Status : Received
Published: 2026-06-03T18:16:21.420
Modified: 2026-06-03T20:16:19.340
Link: CVE-2026-36604
No data.
OpenCVE Enrichment
Updated: 2026-06-03T18:30:36Z