CVE-2025-11783

8.5 highEPSS 0.6%

High (8.5) in circutor. EPSS 0.6% chance of exploitation in the next 30 days.

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.

Severity

CVSS 4.0

8.5 high

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

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 47% of CVEs (scores of 2026-10-31)
CWE: CWE-121
Published: 2025-12-02
Modified: 2026-09-26
Record from: the NVD, synced 2026-10-19

Affected

circutor:sge-plc1000_firmware
circutor:sge-plc50_firmware

References

https://www.incibe.es/en/incibe-cert/notices/aviso-sci/multiple-vulnerabilities-circutor-products-0

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