Lucene search
K

CVE-2026-27572 Wasmtime can panic when adding excessive fields to a `wasi:http/types.fields` instance

🗓️ 24 Feb 2026 21:31:50Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 19 Views

CVE-2026-27572: Wasmtime panics when too many wasi:http fields are added; patched to return a trap.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-27572
24 Feb 202621:31
attackerkb
Chainguard
CVE-2026-27572 vulnerabilities
25 Feb 202619:29
cgr
Circl
CVE-2026-27572
25 Feb 202601:07
circl
CNNVD
wasmtime 安全漏洞
24 Feb 202600:00
cnnvd
CVE
CVE-2026-27572
24 Feb 202621:31
cve
Debian CVE
CVE-2026-27572
24 Feb 202621:31
debiancve
Github Security Blog
Wasmtime can panic when adding excessive fields to a `wasi:http/types.fields` instance
24 Feb 202621:08
github
NVD
CVE-2026-27572
24 Feb 202622:16
nvd
OSV
CGA-4C8Q-MJ8W-CJWX
25 Feb 202617:30
osv
OSV
CVE-2026-27572 Wasmtime can panic when adding excessive fields to a `wasi:http/types.fields` instance
24 Feb 202621:31
osv
Rows per page
[
  {
    "vendor": "bytecodealliance",
    "product": "wasmtime",
    "versions": [
      {
        "version": "< 24.0.6",
        "status": "affected"
      },
      {
        "version": ">= 25.0.0, < 36.0.6",
        "status": "affected"
      },
      {
        "version": ">= 37.0.0, < 40.0.4",
        "status": "affected"
      },
      {
        "version": ">= 41.0.0, < 41.0.4",
        "status": "affected"
      }
    ]
  }
]

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

24 Feb 2026 21:31Current
CVSS 46.9
EPSS0.00466
19