CVE-2026-43833

CVE-2026-43833

Medium · published July 31, 2026

CVSS v3.1

5.3

EPSS

0%

Percentile

41.2

In the wild

Unconfirmed

What it is

A stack-based buffer overflow vulnerability in the upload functionality could allow an authenticated attacker to achieve code execution.

The record

Technical detail

CVSS v3.1: 5.3 · MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS v4.0: Not supplied
EPSS: 0.00491 · 41.2th percentile
Published: 2026-07-31T08:17Z

References (3)

https://www.advantech.com/en/security-advisory · 5f57b9bf-260d-4433-bf07-b6a79e9bb7d4 https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-149 · 5f57b9bf-260d-4433-bf07-b6a79e9bb7d4 https://github.com/CVEProject/cvelistV5/blob/8846a06bd73fefb0d7b7e205f1e21f97d0b9cbe2/cves/2026/43xxx/CVE-2026-43833.json · af854a3a-2127-422b-91ae-364da2661108

EPSS history

Timeline

31 JUL 03:04Z
tbc
cvelistv5