Vulnerability Details CVE-2021-3988
A Cross-site Scripting (XSS) vulnerability exists in janeczku/calibre-web, specifically in the file `edit_books.js`. The vulnerability occurs when editing book properties, such as uploading a cover or a format. The affected code directly inserts user input into the DOM without proper sanitization, allowing attackers to execute arbitrary JavaScript code. This can lead to various attacks, including stealing cookies. The issue is present in the code handling the `#btn-upload-cover` change event.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 16.0%
CVSS Severity
CVSS v3 Score 5.7
Products affected by CVE-2021-3988
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cpe:2.3:a:janeczku:calibre-web:-
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cpe:2.3:a:janeczku:calibre-web:0.6.0
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cpe:2.3:a:janeczku:calibre-web:0.6.10
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cpe:2.3:a:janeczku:calibre-web:0.6.11
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cpe:2.3:a:janeczku:calibre-web:0.6.12
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cpe:2.3:a:janeczku:calibre-web:0.6.13
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cpe:2.3:a:janeczku:calibre-web:0.6.14
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cpe:2.3:a:janeczku:calibre-web:0.6.2
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cpe:2.3:a:janeczku:calibre-web:0.6.3
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cpe:2.3:a:janeczku:calibre-web:0.6.4
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cpe:2.3:a:janeczku:calibre-web:0.6.5
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cpe:2.3:a:janeczku:calibre-web:0.6.6
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cpe:2.3:a:janeczku:calibre-web:0.6.7
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cpe:2.3:a:janeczku:calibre-web:0.6.8
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cpe:2.3:a:janeczku:calibre-web:0.6.9