What is CVE-2026-81943?

CVE-2026-81943 is a medium-severity vulnerability in Planet Technology Corp. Igs-5225-8p2t4s V1, classified under Active Debug Code. CVSS score: 6.7/10. Published 2026-09-18.

How severe is CVE-2026-81943?

Medium severity. CVSS v3 base score is 6.7 out of 10.

Vulnerability in Planet Technology Corp. Igs-5225-8p2t4s V1

CVE-2026-81943

PLANET IGS-5225-8P2T4S industrial managed switch V1 and V2 firmware versions before 1.2412b260707 and 2.2412b260519 contain active debug functionality in the embedded software. An attacker with privileged access to the device can enable this debug mode to execute arbitrary code on the underlying operating system and gain root-level access.

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CWE-489 — Active Debug Code

References

disclosure@vulncheck.com (vendor-advisory, patch)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-81943?: CVE-2026-81943 is a medium-severity vulnerability in Planet Technology Corp. Igs-5225-8p2t4s V1, classified under Active Debug Code. CVSS score: 6.7/10. Published 2026-09-18.
How severe is CVE-2026-81943?: Medium severity. CVSS v3 base score is 6.7 out of 10.