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Vulnerability DatabaseCVE-2022-2523
CVE-2022-2523:
Python vulnerability analysis and mitigation
Overview
A Cross-site Scripting (XSS) vulnerability was discovered in GitHub repository beancount/fava versions prior to 1.22.2. The vulnerability was identified on July 23, 2022 and assigned identifier CVE-2022-2523 (NVD, CVE).
Technical details
The vulnerability is classified as a Reflected Cross-site Scripting (XSS) issue, identified as CWE-79 (Improper Neutralization of Input During Web Page Generation). The CVSS v3.1 base score is 6.1 (MEDIUM) with vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N according to NVD, while huntr.dev assessed it with a higher score of 8.0 (HIGH) with vector CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N (NVD).
Impact
The vulnerability could allow an attacker to execute malicious scripts in the context of the user's browser session, potentially leading to unauthorized access to sensitive information or manipulation of web content (NVD).
Mitigation and workarounds
The vulnerability was patched in version 1.22.2 of beancount/fava. The fix involved removing direct HTML rendering in the query filter and implementing proper sanitization of user input (GitHub Patch).
Additional resources
Source: This report was generated using AI
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