October CMS build 412 is vulnerable to PHP object injection in asset move functionality resulting in ability to delete files limited by file permissions on the server.

October CMS build 412 is vulnerable to PHP code execution in the asset manager functionality resulting in site compromise and possibly other applications on the server.

Cross-Site Request Forgery exists in OctoberCMS 1.0.426 (aka Build 426) due to improper validation of CSRF tokens for postback handling, allowing an attacker to successfully take over the victim's account. The attack bypasses a protection mechanism involving X-CSRF headers and CSRF tokens via a certain _handler postback variable.

Cross-Site Scripting exists in OctoberCMS 1.0.425 (aka Build 425), allowing a least privileged user to upload an SVG file containing malicious code as the Avatar for the profile. When this is opened by the Admin, it causes JavaScript execution in the context of the Admin account.

October CMS build 412 is vulnerable to PHP code execution in the file upload functionality resulting in site compromise and possibly other applications on the server.

Cross-site scripting (XSS) vulnerability in October CMS build 271 and earlier allows remote attackers to inject arbitrary web script or HTML via vectors involving a file title, a different vulnerability than CVE-2015-5612.

Cross-site scripting (XSS) vulnerability in October CMS build 271 and earlier allows remote attackers to inject arbitrary web script or HTML via the caption tag of a profile image.