CVE Explorer
CVE-2026-35227
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.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unaffected","product":"CODESYS Modbus","vendor":"CODESYS","versions":[{"lessThan":"4.6.0.0","status":"affected","version":"1.0.0.0","versionType":"semver"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:18aff681254ea0c0b72b546e6cc588ea4958f4f004164872368ceddad214a222 · sha256:6f7b9a4b38798bf4… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"PRESENT","attackVector":"NETWORK","baseScore":8.2,"baseSeverity":"HIGH","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"…
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:18aff681254ea0c0b72b546e6cc588ea4958f4f004164872368ceddad214a222 · sha256:6f7b9a4b38798bf4… · /containers/cna/metrics/0/cvssV4_0
CWE assertions
1 source assertion{"cweId":"CWE-772","description":"CWE-772 Missing Release of Resource after Effective Lifetime","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:18aff681254ea0c0b72b546e6cc588ea4958f4f004164872368ceddad214a222 · sha256:6f7b9a4b38798bf4… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"url":"https://certvde.com/de/advisories/VDE-2026-042"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:18aff681254ea0c0b72b546e6cc588ea4958f4f004164872368ceddad214a222 · sha256:6f7b9a4b38798bf4… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.