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Mercusys AC12G (EU) V1 router with firmware AC12G(EU)_V1_200909 exposes 15 of 18 UPnP IGD actions without authentication on port 1900, including AddPortMapping and GetExternalIPAddress. UPnP is enabl…
New
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-
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CVE-2026-36603
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2026-06-5 00:41 |
2026-06-4 |
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GitHub
Exploit DB
Packet Storm
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182
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6.5 |
MEDIUM
Network
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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 intern…
New
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CWE-350
Reliance on Reverse DNS Resolution for a Security-Critical Action
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CVE-2026-36604
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2026-06-5 00:41 |
2026-06-4 |
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GitHub
Exploit DB
Packet Storm
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183
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6.5 |
MEDIUM
Adjacent
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Mercusys AC12G (EU) V1 router with firmware AC12G(EU)_V1_200909 is vulnerable to a HTTP denial of service via a low number of crafted incomplete HTTP requests, causing a persistent crash that require…
New
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CWE-400
Uncontrolled Resource Consumption
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CVE-2026-36605
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2026-06-5 00:41 |
2026-06-4 |
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GitHub
Exploit DB
Packet Storm
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184
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7.1 |
HIGH
Local
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Mercusys AC12G (EU) V1 router with firmware AC12G(EU)_V1_200909 encrypts configuration backups with a hardcoded DES key using single DES in ECB mode. An attacker who obtains a backup file can decrypt…
New
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CWE-798
Use of Hard-coded Credentials
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CVE-2026-36606
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2026-06-5 00:41 |
2026-06-4 |
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GitHub
Exploit DB
Packet Storm
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185
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8.8 |
HIGH
Adjacent
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Mercusys AC12G (EU) V1 router with firmware AC12G(EU)_V1_200909 allows unauthenticated brute-force attacks via the TDDP password change endpoint (code=10), which lacks the rate limiting applied to th…
New
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CWE-307
mproper Restriction of Excessive Authentication Attempts
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CVE-2026-36607
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2026-06-5 00:41 |
2026-06-4 |
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GitHub
Exploit DB
Packet Storm
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186
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8.8 |
HIGH
Adjacent
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Mercusys AC12G (EU) V1 router with firmware AC12G(EU)_V1_200909 allows UPnP AddPortMapping to forward external ports to the router's own admin interface by accepting its own IP (192.168.1.1) or local…
New
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CWE-441
Confused Deputy
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CVE-2026-36608
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2026-06-5 00:41 |
2026-06-4 |
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GitHub
Exploit DB
Packet Storm
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187
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7.3 |
HIGH
Network
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Mercusys AC12G (EU) V1 router with firmware AC12G(EU)_V1_200909 uses a static authentication nonce that does not change between requests from the same source IP. Combined with the predictable XOR-bas…
New
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CWE-327 CWE-341
Use of a Broken or Risky Cryptographic Algorithm Predictable from Observable State
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CVE-2026-36609
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2026-06-5 00:41 |
2026-06-4 |
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GitHub
Exploit DB
Packet Storm
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188
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5.9 |
MEDIUM
Network
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Mercusys AC12G (EU) V1 with firmware AC12G(EU)_V1_200909 transmits DDNS credentials over plaintext HTTP with only Base64 encoding. The firmware contains no TLS implementation, allowing man-in-the-mid…
New
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CWE-319 CWE-523
Cleartext Transmission of Sensitive Information Unprotected Transport of Credentials
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CVE-2026-36610
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2026-06-5 00:41 |
2026-06-4 |
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GitHub
Exploit DB
Packet Storm
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189
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7.3 |
HIGH
Network
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Mercusys AC12G (EU) V1 with firmware AC12G(EU)_V1_200909 returns 128 bytes of uninitialized buffer when receiving POST requests without SOAPAction header on UPnP port 1900, exposing internal memory t…
New
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CWE-200
Information Exposure
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CVE-2026-36611
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2026-06-5 00:41 |
2026-06-4 |
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GitHub
Exploit DB
Packet Storm
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190
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6.4 |
MEDIUM
Adjacent
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Mercusys AC12G (EU) V1 with firmware AC12G(EU)_V1_200909 enables WPS 2.0 by default with a weak lockout policy (60-second lockout after 10 attempts).
New
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CWE-307 CWE-1188
mproper Restriction of Excessive Authentication Attempts Insecure Default Initialization of Resource
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CVE-2026-36612
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2026-06-5 00:41 |
2026-06-4 |
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GitHub
Exploit DB
Packet Storm
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