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CVE-2026-54335 Feathersjs: Prototype pollution in @feathersjs/commons _.merge via JSON-parsed __proto__

🗓️ 17 Jul 2026 20:56:51Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 5 Views

Feathersjs prototype pollution via JSON-parsed __proto__ in older merges; fixed in 5.0.45.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-54335
17 Jul 202620:56
attackerkb
CVE
CVE-2026-54335
17 Jul 202620:56
cve
EUVD
EUVD-2026-45337
17 Jul 202620:56
euvd
Github Security Blog
Prototype pollution in @feathersjs/commons _.merge via JSON-parsed __proto__
14 Jul 202619:40
github
NVD
CVE-2026-54335
17 Jul 202622:17
nvd
OSV
GHSA-28XV-PH75-77WH Prototype pollution in @feathersjs/commons _.merge via JSON-parsed __proto__
14 Jul 202619:40
osv
Positive Technologies
PT-2026-60100
14 Jul 202600:00
ptsecurity
Veracode
Prototype Pollution
15 Jul 202621:15
veracode
[
  {
    "vendor": "feathersjs",
    "product": "feathers",
    "versions": [
      {
        "version": "< 5.0.45",
        "status": "affected"
      }
    ]
  }
]

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