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Passing in a non-string 'html' argument can lead to unsanitized output

Moderate severity GitHub Reviewed Published Jun 18, 2021 in ericnorris/striptags • Updated Feb 1, 2023

Package

npm striptags (npm)

Affected versions

< 3.2.0

Patched versions

3.2.0

Description

A type-confusion vulnerability can cause striptags to concatenate unsanitized strings when an array-like object is passed in as the html parameter. This can be abused by an attacker who can control the shape of their input, e.g. if query parameters are passed directly into the function.

Impact

XSS

Patches

3.2.0

Workarounds

Ensure that the html parameter is a string before calling the function.

References

@ericnorris ericnorris published to ericnorris/striptags Jun 18, 2021
Reviewed Jun 18, 2021
Published to the GitHub Advisory Database Jun 18, 2021
Published by the National Vulnerability Database Jun 18, 2021
Last updated Feb 1, 2023

Severity

Moderate

EPSS score

0.131%
(49th percentile)

CVE ID

CVE-2021-32696

GHSA ID

GHSA-qxg5-2qff-p49r

Source code

No known source code

Credits

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