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CVE-2026-14257 brace-expansion DoS via unbounded expansion length causing an out-of-memory process crash

🗓️ 23 Jul 2026 12:54:23Reported by sealType 
cvelist
 cvelist
🔗 www.cve.org👁 11 Views

brace-expansion through 5.0.7 is vulnerable to denial of service via memory exhaustion. The expand() function limits the number of results with a max option (default 100,000) but does not bound the length of each result string. By chaining multipl...

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-14257
23 Jul 202612:54
attackerkb
CVE
CVE-2026-14257
23 Jul 202612:54
cve
EUVD
EUVD-2026-48285
23 Jul 202612:54
euvd
NVD
CVE-2026-14257
23 Jul 202614:17
nvd
Positive Technologies
PT-2026-63983
23 Jul 202600:00
ptsecurity
Vulnrichment
CVE-2026-14257 brace-expansion DoS via unbounded expansion length causing an out-of-memory process crash
23 Jul 202612:54
vulnrichment
[
  {
    "vendor": "juliangruber",
    "product": "brace-expansion",
    "platforms": [
      "Linux",
      "macOS",
      "Windows"
    ],
    "collectionURL": "https://www.npmjs.com/package/brace-expansion",
    "packageName": "brace-expansion",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThanOrEqual": "5.0.7",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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23 Jul 2026 12:54Current
CVSS 3.17.5
11