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CVE-2026-93753 deepmerge through 4.3.1 Prototype Poisoning via mergeObject

🗓️ 18 Sep 2026 17:51:37Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 37 Views

Prototype poisoning in deepmerge through 4.3.1 via mergeObject() injecting prototype properties.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-93753
18 Sep 202619:03
circl
cve
CVE
CVE-2026-93753
18 Sep 202617:51
cve
debiancve
Debian CVE
CVE-2026-93753
18 Sep 202617:51
debiancve
euvd
EUVD
EUVD-2026-83258
18 Sep 202617:51
euvd
nvd
NVD
CVE-2026-93753
18 Sep 202618:18
nvd
osv
OSV
DEBIAN-CVE-2026-93753
18 Sep 202618:18
osv
osv
OSV
UBUNTU-CVE-2026-93753
21 Sep 202600:00
osv
ubuntucve
UbuntuCve
CVE-2026-93753
21 Sep 202600:00
ubuntucve
vulnrichment
Vulnrichment
CVE-2026-93753 deepmerge through 4.3.1 Prototype Poisoning via mergeObject
18 Sep 202617:51
vulnrichment
[
  {
    "vendor": "TehShrike",
    "product": "deepmerge",
    "defaultStatus": "unaffected",
    "packageURL": "pkg:npm/deepmerge",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "versionType": "semver",
        "lessThanOrEqual": "4.3.1"
      }
    ]
  }
]

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18 Sep 2026 17:51Current
CVSS 3.17.5
CVSS 48.7
EPSS0.00361
37