CVE-2026-75352
Published Oct 9, 2026
Description
OpENer v2.3/commit 76b95cf, contains an integer underflow in the server-side EtherNet/IP ForwardOpen connection-path parser. This allows a remote attacker to cause a denial of service
Is your site exposed to CVE-2026-75352?
Run a free security scan — no signup, results in seconds.
References
Frequently Asked Questions
What is CVE-2026-75352? +
OpENer v2.3/commit 76b95cf, contains an integer underflow in the server-side EtherNet/IP ForwardOpen connection-path parser. This allows a remote attacker to cause a denial of service
How do I check if I'm vulnerable to CVE-2026-75352? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.