What’s Vulnerable › Vulnerabilities

CVE-2021-40663

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-06-30 · updated 2026-06-17
• Weakness: CWE-1321

Description

deep.assign npm package 0.0.0-alpha.0 is vulnerable to Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution').

Affected products

• Deep.Assign Project Deep.Assign: 0.0.0-alpha0

References

• https://github.com/janbialostok/deep-assign/issues/1
• https://security.netapp.com/advisory/ntap-20220826-0002/
• https://www.npmjs.com/package/deep.assign
• https://github.com/janbialostok/deep-assign/issues/1
• https://security.netapp.com/advisory/ntap-20220826-0002/
• https://www.npmjs.com/package/deep.assign

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