CVE-2026-82785CWE-121

CVE-2026-82785

Medium · published September 14, 2026

CVSS v3.1
4.3
EPSS
0%
Percentile
41.3
In the wild
Unconfirmed
What it is

Stack-based buffer overflow vulnerability exists in Remote I/O Coupler Unit (Server Type) CPSN-MCB271-*. Receiving a specially crafted request created and sent by a remote attacker may cause a denial-of-service (DoS) condition.

The record
Technical detail
CVSS v3.1
4.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CVSS v4.0
5.3 · CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
EPSS
0.00492 · 41.3th percentile
Weakness
CWE-121 · Stack-based Buffer Overflow
Published
2026-09-14T11:17Z
References (2)
https://jvn.jp/en/vu/JVNVU96551518/ · [email protected]https://www.contec.com/api/downloadlogger?download=/-/media/Contec/support/security-info/2026/contec_security_cps_26091000_en.pdf · [email protected]
EPSS history
Timeline
  • 15 SEP 03:22Z
    EPSS moved — → 0%
    epss
  • 14 SEP 06:43Z
    Stack-based buffer overflow vulnerability exists in Remote I/O Coupler Unit (Server Type) CPSN-MCB271-*
    cvelistv5