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CVE PROGRAM SOURCE RECORD5.3 Medium

CVE-2026-12495

Stack-Based Buffer Overflow in the Mercusys MB115-4G

Description

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Mercusys MB115-4G

Default version status: unaffected

  • 1.7.0 to ≤ 1.9.0affected

References