CVE•Published 2026-05-12•Modified 2026-05-12•0 articles on news•4 live references•NVD data
CVE-2026-35227
Vulnerability data via NVD (ingested)
CVSS v3.1
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EPSS percentile
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Weaknesses (CWE)
Description
An unauthenticated remote attacker may exhaust all available TCP connections in the CODESYS Modbus TCP Server stack if a race condition in connection handling is successfully exploited, preventing legitimate clients from establishing new connections.
Timeline
Published 2026-05-12
Modified 2026-05-12
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common). Live host counts are a Premium feature.
More intel sources (5)
Shodan report
vuln:CVE-2026-35227Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-35227Censys host search filtered to this CVE id.
grep.app
CVE-2026-35227Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-35227GitHub code search for direct mentions.
Google dork
"CVE-2026-35227" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub (1)
We haven't classified any articles referencing CVE-2026-35227 yet. The external references above still apply.