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Prototype Pollution

🗓️ 21 Jan 2026 15:41:14Reported by Snyk Security DatabaseType 
snyk
 snyk
🔗 security.snyk.io👁 7 Views

Prototype pollution in seroval JSON deserialization allows altering Object.prototype via malicious keys.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-23736
21 Jan 202623:01
attackerkb
circl
Circl
CVE-2026-23736
22 Jan 202601:16
circl
cnnvd
CNNVD
Seroval security vulnerabilities
21 Jan 202600:00
cnnvd
cve
CVE
CVE-2026-23736
21 Jan 202623:01
cve
cvelist
Cvelist
CVE-2026-23736 seroval Affected by Prototype Pollution via JSON Deserialization
21 Jan 202623:01
cvelist
euvd
EUVD
EUVD-2026-3680
21 Jan 202615:41
euvd
github
Github Security Blog
seroval Affected by Prototype Pollution via JSON Deserialization
21 Jan 202615:41
github
nvd
NVD
CVE-2026-23736
21 Jan 202623:15
nvd
osv
OSV
GHSA-HJ76-42VX-JWP4 seroval Affected by Prototype Pollution via JSON Deserialization
21 Jan 202615:41
osv
ptsecurity
Positive Technologies
PT-2026-3878
21 Jan 202600:00
ptsecurity
Rows per page
Vulners
Node
lxsmnsycserovalRange<1.4.2

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28 Feb 2026 01:19Current
6.6Medium risk
Vulners AI Score6.6
CVSS 49.3
CVSS 3.17.3 - 9.8
EPSS0.00255
SSVC
7