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CVE-2026-26021

🗓️ 11 Feb 2026 21:18:50Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov📰️ 1 Media mentions👁 38 Views

CVE-2026-26021: Prototype pollution in set-in allows Object.prototype pollution via crafted input, fixed in 2.0.5.

Related
Detection
Affected
Refs
Social
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-26021
11 Feb 202621:18
–attackerkb
circl
Circl
CVE-2026-26021
11 Feb 202603:20
–circl
cnnvd
CNNVD
Set-in security vulnerabilities
11 Feb 202600:00
–cnnvd
cvelist
Cvelist
CVE-2026-26021 Prototype pollution in set-in
11 Feb 202621:18
–cvelist
github
Github Security Blog
set-in Affected by Prototype Pollution
11 Feb 202615:13
–github
mend
Mend
CVE-2026-26021
11 Feb 202621:18
–mend
nvd
NVD
CVE-2026-26021
11 Feb 202622:15
–nvd
osv_cve
osv_cve
CVE-2026-26021 Prototype pollution in set-in
11 Feb 202621:18
–osv_cve
osv_ghsa
osv_ghsa
GHSA-2C4M-G7RX-63Q7 set-in Affected by Prototype Pollution
11 Feb 202615:13
–osv_ghsa
ptsecurity
Positive Technologies
PT-2026-7723
11 Feb 202600:00
–ptsecurity
Rows per page
NVD
Vulners
Node
set-in_projectset-inRange2.0.1–2.0.5
[
  {
    "vendor": "ahdinosaur",
    "product": "set-in",
    "versions": [
      {
        "version": ">= 2.0.1, < 2.0.5",
        "status": "affected"
      }
    ]
  }
]

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17 Jun 2026 10:25Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.19.8
CVSS 49.4
EPSS0.00565
SSVC
38