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Malicious Package in json-serializer

Critical severity GitHub Reviewed Published Sep 3, 2020 to the GitHub Advisory Database • Updated Jan 9, 2023

Package

npm json-serializer (npm)

Affected versions

= 2.0.10

Patched versions

2.0.11

Description

Version 2.0.10 of json-serializer contained malicious code. The code when executed in the browser would enumerate password, cvc, cardnumber fields from forms and send the extracted values to https://js-metrics.com/minjs.php?pl=

Recommendation

Remove the package from your environment and evaluate your application to determine whether or not user data was compromised.

References

Reviewed Aug 31, 2020
Published to the GitHub Advisory Database Sep 3, 2020
Last updated Jan 9, 2023

Severity

Critical

Weaknesses

No CWEs

CVE ID

No known CVE

GHSA ID

GHSA-chh2-rvhg-wqwr

Source code

No known source code
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