CVE-2025-11783 HIGH

CVE-2025-11783: Stack-based buffer overflow vulnerability in Circutor SGE-PLC1000/SGE-PLC50

Vendor Sge-Plc1000 Sge-Plc50
Product Circutor
Weakness CWE-121
Published December 2, 2025
Last update December 2, 2025
View on NVD All CVEs

CVSS base score

8.5/10
Attack vector Adjacent
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality —
Integrity —

CVSS vector

CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:H/SC:H/SI:L/SA:H

What the vulnerability does

01Description

Stack-based buffer overflow vulnerability in Circutor SGE-PLC1000/SGE-PLC50 v9.0.2. The vulnerability is found in the 'AddEvent()' function when copying the user-controlled username input to a fixed-size buffer (48 bytes) without boundary checking. This can lead to memory corruption, resulting in possible remote code execution.

Key dates

02Disclosure timeline

December 2, 2025 CVE published
December 2, 2025 Record updated