Edit feed settings and others, Cross Site Scripting(XSS) Vulnerability in Latest Release 4.4.0

CAO 8.1CVE-2020-15273 · GHSA-wpww-4jf4-4hx8 · Công bố 30/10/2020 · cập nhật 17/06/2026

Tóm tắt nhanh

CVE-2020-15273 là lỗ hổng mức CAO (CVSS 8.1) ảnh hưởng baserproject/basercms, basercms (basercms).
Xác suất bị khai thác trong 30 ngày tới (EPSS): 1.0%, cao hơn 63.7% các lỗ hổng khác.
Cách xử lý: cập nhật lên 4.4.1 hoặc mới hơn.

Gói / sản phẩm	Phiên bản bị ảnh hưởng	Phiên bản đã vá
baserproject/basercms Packagist	`≥ 4.4.0, < 4.4.1`	`4.4.1`
basercms basercms	`≥ 4.0.0, < 4.4.1`	`4.4.1`

Mô tả

baserCMS 4.4.0 and earlier is affected by Cross Site Scripting (XSS).

Impact: XSS via Arbitrary script execution. Attack vector is: Administrator must be logged in. Components are: Edit feed settings, Edit widget area, Sub site new registration, New category registration Tested baserCMS Version : 4.4.0 (Latest) Affected baserCMS Version : 4.0.0 ~ 4.4.0 Patches : https://basercms.net/security/20201029 Found by Aquilao Null

Mô tả của NVD

baserCMS before version 4.4.1 is vulnerable to Cross-Site Scripting. The issue affects the following components: Edit feed settings, Edit widget area, Sub site new registration, New category registration. Arbitrary JavaScript may be executed by entering specific characters in the account that can access the file upload function category list, subsite setting list, widget area edit, and feed list on the management screen. The issue was introduced in version 4.0.0. It is fixed in version 4.4.1.