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Prototype Pollution

Moderate severity GitHub Reviewed Published Aug 10, 2021 • Updated Aug 31, 2021

Package

npm jszip (npm)

Affected versions

< 3.7.0

Patched versions

3.7.0

Description

This affects the package jszip before 3.7.0. Crafting a new zip file with filenames set to Object prototype values (e.g proto, toString, etc) results in a returned object with a modified prototype instance.

References

Severity

Moderate
5.3
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Weaknesses

CVE ID

CVE-2021-23413

GHSA ID

GHSA-jg8v-48h5-wgxg

Source code

Checking history
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