Halo is an open source website building tool. Prior to version 2.20.13, a vulnerability in Halo allows attackers to bypass file type validation controls. This bypass enables the upload of malicious files including executables and HTML files, which can lead to stored cross-site scripting attacks and potential remote code execution under certain circumstances. This issue has been patched in version 2.20.13.

Halo is an open source website building tool. A security vulnerability has been identified in versions prior to 2.19.0 of the Halo project. This vulnerability allows an attacker to execute malicious scripts in the user's browser through specific HTML and JavaScript code, potentially leading to a Cross-Site Scripting (XSS) attack. This vulnerability is fixed in 2.19.0.

Halo is an open source website building tool. A security vulnerability has been identified in versions prior to 2.17.0 of the Halo project. This vulnerability allows an attacker to execute malicious scripts in the user's browser through specific HTML and JavaScript code, potentially leading to a Cross-Site Scripting (XSS) attack. Users are advised to upgrade to version 2.17.0+. There are no known workarounds for this vulnerability.

In Halo, versions v1.0.0 to v1.4.17 (latest) are vulnerable to Stored Cross-Site Scripting (XSS) in the article tag. An authenticated admin attacker can inject arbitrary javascript code that will execute on a victim’s server.

In Halo, versions v1.0.0 to v1.4.17 (latest) are vulnerable to Stored Cross-Site Scripting (XSS) in the profile image. An authenticated attacker can upload a carefully crafted SVG file that will trigger arbitrary javascript to run on a victim’s browser.

In Halo, versions v1.0.0 to v1.4.17 (latest) are vulnerable to Stored Cross-Site Scripting (XSS) in the article title. An authenticated attacker can inject arbitrary javascript code that will execute on a victim’s server.