CVE Intelligence

Mercusys vulnerabilities

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Published CVEs affecting Mercusys products: 1 record(s), with severity, exploitation and fixes.

MB115-4G 1

Exploited only (KEV) →

CVE-2026-12495 Medium · 5.3 CWE-121 Jul 27, 2026
Stack-Based Buffer Overflow in the Mercusys MB115-4G
Denial-of-service (DoS) vulnerability due to a stack buffer overflow in the http_gdpr_decrypt function of the Mercusys MB115-4G device's web interface. An unauthenticated attacker could exploit this vulnerability by sending a specially crafted request to the /cgi/login endpoint, causing memory corruption and the httpd process to crash, resulting in a denial of service for the web administration service.