Vulnerability in Codesys Ethernetip
CVE-2026-35225
An unauthenticated remote attacker is able to exhaust all available TCP connections in the CODESYS EtherNet/IP adapter stack, preventing legitimate clients from establishing new connections.
Published · last modified .
EPSS exploit prediction
EPSS: 0.006 (44.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 45th percentile — 44.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.006 · change: +0.002
Affected products
- Codesys Ethernetip — versions 1.0.0.0
Weakness classification (CWE)
References
- codesys.csaf-tp.certvde.com/.well-known/csaf/white/2026/advisory2026-04_vde-202… (vendor-advisory)
- www.certvde.com/en/advisories/VDE-2026-040/ (vendor-advisory)