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CVE-2026-59880 Immutable.js: Hash-collision algorithmic complexity denial of service in Immutable.Map/Set

🗓️ 08 Jul 2026 15:44:23Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 5 Views

Immutable.js Map and Set are vulnerable to hash-collision Denial of Service; fixed in 4.3.9 and 5.1.8.

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Affected
Refs
ReporterTitlePublishedViews
Family
CVE
CVE-2026-59880
8 Jul 202615:44
cve
NVD
CVE-2026-59880
8 Jul 202616:16
nvd
[
  {
    "vendor": "immutable-js",
    "product": "immutable-js",
    "versions": [
      {
        "version": "< 4.3.9",
        "status": "affected"
      },
      {
        "version": ">= 5.0.0-beta.1, < 5.1.8",
        "status": "affected"
      }
    ]
  }
]

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