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CVE-2026-19484 @fastify/busboy vulnerable to Denial of Service via oversized multipart boundary

🗓️ 13 Aug 2026 08:50:47Reported by openjsType 
cvelist
 cvelist
🔗 www.cve.org👁 47 Views

Denial of Service in @fastify/busboy 3.1.0-3.2.0 via 252-byte boundary stalling event loop.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-19484
13 Aug 202608:50
–attackerkb
cgr
Chainguard
CVE-2026-19484 vulnerabilities
5 Oct 202621:01
–cgr
circl
Circl
CVE-2026-19484
13 Aug 202609:01
–circl
cve
CVE
CVE-2026-19484
13 Aug 202608:50
–cve
euvd
EUVD
EUVD-2026-57759
2 Oct 202623:16
–euvd
github
Github Security Blog
@fastify/busboy vulnerable to Denial of Service via oversized multipart boundary
2 Oct 202623:16
–github
mend
Mend
CVE-2026-19484
13 Aug 202608:50
–mend
nvd
NVD
CVE-2026-19484
13 Aug 202610:17
–nvd
osv
OSV
CGA-22JM-RM8R-C9WC
3 Oct 202613:26
–osv
osv
OSV
CGA-25FW-H98H-8QX4
3 Oct 202614:22
–osv
Rows per page
[
  {
    "vendor": "@fastify/busboy",
    "product": "@fastify/busboy",
    "defaultStatus": "unaffected",
    "versions": [
      {
        "versionType": "semver",
        "status": "affected",
        "version": "3.1.0",
        "lessThan": "3.2.1"
      },
      {
        "versionType": "semver",
        "status": "unaffected",
        "version": "3.2.1"
      }
    ],
    "packageURL": "pkg:npm/@fastify/busboy"
  }
]

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