CVE-2026-81944 HIGH

CVE-2026-81944: PLANET IGS-5225-8P2T4S V1/V2 Stack-Based Buffer Overflow via Web Server

Vendor Planet Technology Corp.
Product PLANET IGS-5225-8P2T4S V1
Weakness CWE-121
Published September 18, 2026
Last update September 18, 2026

CVSS base score

7.7/10
Attack vector Network
Attack complexity High
Privileges required Low
User interaction None
Confidentiality —
Integrity —

CVSS vector

CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

What the vulnerability does

01Description

PLANET IGS-5225-8P2T4S industrial managed switch V1 and V2 firmware versions before 1.2412b260707 and 2.2412b260519 contain a stack-based buffer overflow in the web server. Insufficient bounds checking on data copied into a stack buffer allows a remote authenticated attacker to cause a denial of service or potentially execute arbitrary code on the underlying operating system.

Key dates

02Disclosure timeline

September 18, 2026 CVE published
September 18, 2026 Record updated