CVE-2026-43837CWE-120

CVE-2026-43837

published October 20, 2026

CVSS
7.5
EPSS
0%
Percentile
29.3
In the wild
Unconfirmed
What it is

A buffer overflow vulnerability in the password verification functionality could allow an attacker with guest authentication to achieve code execution.

The record
Technical detail
CVSS
7.5 · NONE
CVSS v4.0
7.5 · CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
EPSS
0.00366 · 29.3th percentile
Weakness
CWE-120 · Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Published
2026-10-20T13:17Z
References (2)
https://www.advantech.com/en/security-advisory · 5f57b9bf-260d-4433-bf07-b6a79e9bb7d4https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-149 · 5f57b9bf-260d-4433-bf07-b6a79e9bb7d4
EPSS history
Timeline
  • 21 OCT 03:29Z
    EPSS moved — → 0%
    epss
  • 20 OCT 08:14Z
    A buffer overflow vulnerability in the password verification functionality could allow an attacker with guest authentication to achieve code execution
    cvelistv5
  • 20 OCT 08:14Z
    A buffer overflow vulnerability in the password verification functionality could allow an attacker with guest authentication to achieve code execution
    cvelistv5