CVE-2019-5422: Cross-Site Scripting in buttle
Summary
CVE-2019-5422: Cross-Site Scripting in buttle. Affects buttle versions < 0.2.0. No fix is published. How to fix ↓
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Background
Buttle is an npm package that is susceptible to Cross-Site Scripting (XSS) attacks. This vulnerability exists in all versions of the package. The issue arises from the package's failure to properly sanitize filenames, allowing attackers to execute arbitrary JavaScript code in the victim's browser through files with malicious names.
Vulnerability Detail
The Cross-Site Scripting vulnerability in buttle poses a significant risk to users. Attackers can exploit this vulnerability to inject and execute malicious code in the victim's browser. This can lead to various consequences, including unauthorized access to sensitive information, session hijacking, and the potential for further attacks. The vulnerability is classified as CWE-79.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
As there is no official fix for this vulnerability, a possible workaround is to manually sanitize filenames before using them in the application. This can be achieved by implementing a robust input validation and sanitization mechanism to ensure that filenames do not contain any malicious code.
Conclusion
The Cross-Site Scripting vulnerability in buttle exposes users to the risk of executing arbitrary JavaScript code in their browsers. As there is no available fix at the moment, it is advisable to use an alternative package. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
The vulnerability allows attackers to execute arbitrary JavaScript code in the victim's browser, potentially leading to unauthorized access, session hijacking, and further attacks.
Yes, all versions of buttle are vulnerable to this Cross-Site Scripting issue.
No, there is currently no fix available for this vulnerability. It is recommended to use an alternative package.
One way to mitigate the risk is to implement input validation and sanitization mechanisms to ensure that filenames are properly sanitized before use.
You can find more information about this vulnerability in the GitHub Advisory Database: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2019/04/GHSA-gm29-35c7-8cfw/GHSA-gm29-35c7-8cfw.json
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