CVE-2021-20066
First published: Tue Feb 16 2021(Updated: )
# Withdrawn Advisory This advisory has been withdrawn because the user must configure jsdom to allow access to local files. # Original Description JSDom improperly allows the loading of local resources, which allows for local files to be manipulated by a malicious web page when script execution is enabled.
Credit: vulnreport@tenable.com vulnreport@tenable.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| npm/jsdom | <=16.4.0 | 16.5.0 |
| Jsdom Project Jsdom |
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Reference Links
- https://exchange.xforce.ibmcloud.com/vulnerabilities/197181
- https://www.ibm.com/support/pages/node/6507095 (Advisory)
- https://github.com/jsdom/jsdom/issues/3124#issuecomment-783502951
- https://www.tenable.com/security/research/tra-2021-05
- https://nvd.nist.gov/vuln/detail/CVE-2021-20066
- https://github.com/jsdom/jsdom/issues/3124
- https://security.snyk.io/vuln/SNYK-JS-JSDOM-1075447
- https://github.com/advisories/GHSA-f4c9-cqv8-9v98 (Advisory)
Frequently Asked Questions
What is CVE-2021-20066?
CVE-2021-20066 is a vulnerability that allows the loading of local resources in JSDom, which can be exploited to manipulate local files.
What is the severity of CVE-2021-20066?
CVE-2021-20066 has a severity rating of medium (5.6).
How does CVE-2021-20066 work?
CVE-2021-20066 allows a remote attacker to bypass security restrictions in JSDom and load local resources, enabling them to manipulate local files.
What software is affected by CVE-2021-20066?
JSDom versions prior to the patched version are affected by CVE-2021-20066.
How can I mitigate CVE-2021-20066?
To mitigate CVE-2021-20066, it is recommended to update JSDom to the latest patched version.
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