Buffer overflow in Planet Technology Corp. Igs-5225-8p2t4s V1
CVE-2026-81944
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.007 (53.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 53.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.planet.com.tw/en/support/security-advisory/11 (vendor-advisory, patch)
- www.vulncheck.com/advisories/planet-igs-5225-8p2t4s-v1-v2-stack-based-buffer-ov… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-81944?
- CVE-2026-81944 is a high-severity vulnerability in Planet Technology Corp. Igs-5225-8p2t4s V1, classified under Stack-based Buffer Overflow. CVSS score: 7.5/10. Published 2026-09-18.
- How severe is CVE-2026-81944?
- High severity. CVSS v3 base score is 7.5 out of 10.