Vulnerability · Published Sep 18, 2026 · Assigned by VulnCheck

CVE-2026-81945PLANET IGS-5225-8P2T4S V1/V2 Admin Stack-Based Buffer Overflow via Web Server

Medium 6.6

In plain English

A medium-severity stack buffer overflow in PLANET IGS-5225-8P2T4S V1 from PLANET Technology Corp.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 48% of all known vulnerabilities).

Severity (CVSS 3.1)6.6Medium

Exploit odds (30 days)0.6%top 52.1% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

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 administrator to cause a denial of service or potentially execute arbitrary code on the underlying operating system.

Affected products (as reported)

Vendor	Product	Versions
PLANET Technology Corp.	PLANET IGS-5225-8P2T4S V1	0 – before 1.2412b260707
PLANET Technology Corp.	PLANET IGS-5225-8P2T4S V2	0 – before 2.2412b260519

Weakness: CWE-121 · Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

References

Vendor Advisory vendor-advisory, patch
https://www.vulncheck.com/advisories/planet-igs-5225-8p2t4s-v1-v2-admin-stack-based-buffer-overflow-via-web-server third-party-advisory