GHSA-fwf6-rw69-hhj4

Improper Neutralization of Formula Elements in a CSV File in html-2-csv

Source: GitHub Advisory Database (reviewed) Moderate CVE-2021-23654

Packages

Ecosystem	Package	Affected	Fixed in
PyPI	html-to-csv	<= 0.1.3	no fix listed

Details

As written in the advisory (Markdown source, shown as plain text).

This affects all versions of package html-to-csv. When there is a formula embedded in a HTML page, it gets accepted without any validation and the same would be pushed while converting it into a CSV file. Through this a malicious actor can embed or generate a malicious link or execute commands via CSV files.

References

External links from the advisory. They lead to third-party sites.

https://nvd.nist.gov/vuln/detail/CVE-2021-23654 advisory
https://github.com/hanwentao/html2csv/issues/9 web
https://github.com/advisories/GHSA-fwf6-rw69-hhj4 advisory
https://github.com/hanwentao/html2csv package
https://github.com/hanwentao/html2csv/blob/master/html2csv/converter.py web
https://github.com/pypa/advisory-database/tree/main/vulns/html-to-csv/PYSEC-2021-866.yaml web
https://snyk.io/vuln/SNYK-PYTHON-HTMLTOCSV-1582784 web