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CVE-2026-34987

🗓️ 09 Apr 2026 18:48:33Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 104 Views

Wasmtime Winch on aarch64 may escape the sandbox and access host memory.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-34987
9 Apr 202618:48
attackerkb
cgr
Chainguard
CVE-2026-34987 vulnerabilities
22 Apr 202607:18
cgr
circl
Circl
CVE-2026-34987
9 Apr 202616:51
circl
cnnvd
CNNVD
wasmtime 缓冲区错误漏洞
9 Apr 202600:00
cnnvd
cvelist
Cvelist
CVE-2026-34987 Wasmtime with Winch compiler backend on aarch64 may allow a sandbox-escaping memory access
9 Apr 202618:48
cvelist
debiancve
Debian CVE
CVE-2026-34987
9 Apr 202618:48
debiancve
euvd
EUVD
EUVD-2026-21031
10 Apr 202615:31
euvd
github
Github Security Blog
Wasmtime with Winch compiler backend on aarch64 may allow a sandbox-escaping memory access
10 Apr 202615:31
github
nvd
NVD
CVE-2026-34987
9 Apr 202619:16
nvd
opensuse
OPENSUSE Linux
Security update for tree-sitter (important)
19 May 202600:00
opensuse
Rows per page
NVD
Vulners
Node
OR
bytecodealliancewasmtimeRange25.0.036.0.7rust
bytecodealliancewasmtimeRange37.0.042.0.2rust
[
  {
    "vendor": "bytecodealliance",
    "product": "wasmtime",
    "versions": [
      {
        "version": ">= 25.0.0, < 36.0.7",
        "status": "affected"
      },
      {
        "version": ">= 37.0.0, < 42.0.2",
        "status": "affected"
      },
      {
        "version": ">= 43.0.0, < 44.0.1",
        "status": "affected"
      }
    ]
  }
]

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17 Jun 2026 10:39Current
6Medium risk
Vulners AI Score6
CVSS 3.19.9
CVSS 49
EPSS0.00278
SSVC
104