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CVE-2021-23654

Date: November 26, 2021

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.

Language: Python

Severity Score

Related Resources (7)

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

Severity Score

Weakness Type (CWE)

Improper Neutralization of Formula Elements in a CSV File

CWE-1236

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): LOW
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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