要点
- CVE-2023-27489 は kiwitcms, kiwi tcms (kiwitcms) に影響する深刻度「中」 (CVSS 5.4) の脆弱性です。
- 今後30日間に悪用される確率（EPSS）：0.48%（全脆弱性の 41.8% より高い）。
- 対処：12.1 以降に更新してください。
概要
Impact
Kiwi TCMS accepts SVG files uploaded by users which could potentially contain JavaScript code. If SVG images are viewed directly, i.e. not rendered in an HTML page, this JavaScript code could execute.
Patches
This vulnerability has been fixed by configuring Kiwi TCMS to serve with the Content-Security-Policy HTTP header which blocks inline JavaScript in all modern browsers.
Workarounds
Configure Content-Security-Policy header, see commit 6617cee0.
References
You can visit https://digi.ninja/blog/svg_xss.php for more technical details.
Independently disclosed by Antonio Spataro and @1d8.
NVD の説明
Kiwi TCMS is an open source test management system for both manual and automated testing. Kiwi TCMS accepts SVG files uploaded by users which could potentially contain JavaScript code. If SVG images are viewed directly, i.e. not rendered in an HTML page, this JavaScript code could execute. This vulnerability has been fixed by configuring Kiwi TCMS to serve with the Content-Security-Policy HTTP header which blocks inline JavaScript in all modern browsers. This configuration change is provided in version 12.1 and users are advised to upgrade. Users unable to upgrade may set their Content-Security-Policy HTTP header manually.
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