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CVE-2025-11783

Circutor Sge-plc1000 Firmware remote code execution

9.8 CRITICALEPSS 0.58%
  1. Published2 Dec 2025

Description

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.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Circutor Sge-plc1000 Firmware9.0.2
Circutor Sge-plc50 Firmware9.0.2

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

Frequently asked

Is CVE-2025-11783 being actively exploited?

CVE-2025-11783 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.58%.

How severe is CVE-2025-11783?

CVE-2025-11783 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 0.58% probability of exploitation.

Which products are affected by CVE-2025-11783?

Affected products include Circutor Sge-plc1000 Firmware, Circutor Sge-plc50 Firmware.

How do I fix CVE-2025-11783?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2025-11783 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.