Cross-site Scripting (XSS) - DOM in janeczku/calibre-web

中 6.1CVE-2021-3988 · GHSA-r735-9gc6-2hvq · PYSEC-2026-1236 · 15/11/2024 公開 · 17/06/2026 更新

要点

CVE-2021-3988 は calibreweb, calibre-web (janeczku) に影響する深刻度「中」 (CVSS 6.1) の脆弱性です。
今後30日間に悪用される確率（EPSS）：0.38%（全脆弱性の 32.0% より高い）。
対処：0.6.15 以降に更新してください。

パッケージ	影響を受けるバージョン	修正済みバージョン
calibreweb PyPI	`< 0.6.15`	`0.6.15`
calibre-web janeczku	`< 0.6.15`	`0.6.15`

概要

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.

NVD の説明

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.