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CVE-2026-115389

🗓️ 22 Oct 2026 19:13:55Reported by VulnCheckType 
cve
 cve
🔗 web.nvd.nist.gov👁 4 Views

DoS in Wasmtime Val API via host memory allocation bypass.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-115389
22 Oct 202619:53
–circl
cvelist
Cvelist
CVE-2026-115389 Wasmtime before 36.0.16, 37.0.0 before 48.0.3, and 49.0.0 before 49.0.1 Denial of Service via Val API
22 Oct 202619:13
–cvelist
euvd
EUVD
EUVD-2026-108320
22 Oct 202619:13
–euvd
nvd
NVD
CVE-2026-115389
22 Oct 202619:17
–nvd
redhatcve
RedhatCVE
CVE-2026-115389
23 Oct 202600:38
–redhatcve
Vulners
CNA
Node
OR
bytecodealliancewasmtimeRange37.0.0–48.0.3
bytecodealliancewasmtimeRange49.0.0–49.0.1
[
  {
    "vendor": "bytecodealliance",
    "product": "wasmtime",
    "defaultStatus": "unaffected",
    "packageURL": "pkg:cargo/wasmtime",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "36.0.16"
      },
      {
        "version": "36.0.16",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "37.0.0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "48.0.3"
      },
      {
        "version": "48.0.3",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "49.0.0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "49.0.1"
      },
      {
        "version": "49.0.1",
        "status": "unaffected",
        "versionType": "semver"
      }
    ]
  }
]

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22 Oct 2026 19:17Current
5.8Medium risk
Vulners AI Score5.8
CVSS 41
CVSS 3.12.3
4