CVE-2026-81944 PLANET IGS-5225-8P2T4S - Buffer Overflow

PLANET IGS-5225-8P2T4S industrial managed switch V1 and V2 firmware before 1.2412b260707 and 2.2412b260519 contain a stack-based buffer overflow caused by insufficient bounds checking in the web server, letting remote authenticated attackers cause denial of service or execute arbitrary code.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.71% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Buffer Overflow
Impact
Remote Code Execution, Denial Of Service
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
18 September 2026
Updated
15 October 2026
Weakness
CWE-121

Vendor fix

Update to firmware versions 1.2412b260707, 2.2412b260519 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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