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Critical 9.8Published Dec 2, 2025

CVE-2025-11778Stack-based buffer overflow in Circutor SGE-PLC1000/SGE-PLC50 v0.9.2.

Updated under an hour ago ()

Does this affect you?

It affects circutor sge-plc1000_firmware and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

Stack-based buffer overflow in Circutor SGE-PLC1000/SGE-PLC50 v0.9.2. This vulnerability allows an attacker to remotely exploit memory corruption through the 'read_packet()' function of the TACACSPLUS implementation.

CVSS
9.8 CRITICAL (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE)
CWE-122
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
Not given
NVD analysis
Analyzed
Record last updated
Jun 17, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
circutor sge-plc1000_firmware
circutor:sge-plc1000_firmware
0.9.2
NVD
circutor sge-plc50_firmware
circutor:sge-plc50_firmware
0.9.2
NVD

References

  • third-party-advisory

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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