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CVE-2026-119140

🗓️ 29 Oct 2026 15:58:19Reported by VulnCheckType 
cve
 cve
🔗 web.nvd.nist.gov👁 3 Views

DoS in Wasmtime via thread.yield in start functions panics the host.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cvelist
Cvelist
CVE-2026-119140 Wasmtime 46.0.0 before 48.0.6 and 49.0.0 before 49.0.3 Host Panic via thread.yield
29 Oct 202615:58
–cvelist
euvd
EUVD
EUVD-2026-113207
29 Oct 202615:58
–euvd
nvd
NVD
CVE-2026-119140
29 Oct 202616:18
–nvd
Vulners
CNA
Node
OR
bytecodealliancewasmtimeRange46.0.0–48.0.6
bytecodealliancewasmtimeRange49.0.0–49.0.3
[
  {
    "vendor": "bytecodealliance",
    "product": "wasmtime",
    "defaultStatus": "unaffected",
    "packageURL": "pkg:cargo/wasmtime",
    "versions": [
      {
        "version": "46.0.0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "48.0.6"
      },
      {
        "version": "48.0.6",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "49.0.0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "49.0.3"
      },
      {
        "version": "49.0.3",
        "status": "unaffected",
        "versionType": "semver"
      }
    ]
  }
]

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29 Oct 2026 16:18Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.14.8
CVSS 45.9
3