Prototype Pollution in undefsafe

Description

undefsafe before 2.0.3 is vulnerable to Prototype Pollution. The ‘a’ function could be tricked into adding or modifying properties of Object.prototype using a __proto__ payload.

Recommendation

Update the undefsafe package to the latest compatible version. Followings are version details:

• Affected version(s): < 2.0.3
• Patched version(s): 2.0.3

References

• GHSA-332q-7ff2-57h2
• snyk.io
• CVE-2019-10795
• CWE-74
• CAPEC-310
• OWASP 2021-A3
• OWASP 2021-A6

Related Issues

• Prototype Pollution in dot-object - CVE-2019-10793
• Prototype Pollution in lodash - lodash - GHSA-jf85-cpcp-j695 - CVE-2019-10744
• Prototype Pollution in chartkick - CVE-2019-18841
• Prototype Pollution in lodash - lodash-amd - CVE-2019-10744

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Tags:

npm

undefsafe