The Page_Load function in Umbraco.Web/umbraco.presentation/umbraco/dashboard/FeedProxy.aspx.cs in Umbraco before 7.4.0 allows remote attackers to conduct server-side request forgery (SSRF) attacks via the url parameter.
http://www.openwall.com/lists/oss-security/2016/02/18/8
http://www.openwall.com/lists/oss-security/2016/02/17/1
http://www.openwall.com/lists/oss-security/2016/02/16/10
https://github.com/umbraco/Umbraco-CMS/commit/924a016ffe7ae7ea6d516c07a7852f0095eddbce
http://issues.umbraco.org/issue/U4-7457
Source: Mitre, NVD
Published: 2017-03-03
Updated: 2026-05-13
Base Score: 4.3
Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N
Severity: Medium
Base Score: 8.2
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:H/A:N
Severity: High
EPSS: 0.11595