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CVE-2022-22123

Date: January 13, 2022

Overview

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.

Details

Halo is a modern open-source blogging and content management system. Affected versions of Halo are vulnerable to stored XSS when creating an article with javascript payloads in its title. These scripts are executed in a victim’s browser.

PoC Details

Login to the application.
Choose “essay”, then “write an article”. In the article’s title enter the below payload.
Now click “Preview”. An alert will pop out.

PoC Code

<script>alert("XSS in Article's title")</script>

Affected Environments

Halo versions v1.0.0 through v1.4.17 (latest)

Prevention

No fix is provided

Language: Java

Good to know:

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Cross-Site Scripting (XSS)

CWE-79
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Upgrade Version

No fix version available

Base Score:
Attack Vector (AV): Network
Attack Complexity (AC): Low
Privilegs Required (PR): Low
User Interaction (UI): Required
Scope (S): Changed
Confidentiality (C): Low
Integrity (I): Low
Availability (A): None
Base Score:
Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): Single
Confidentiality (C): None
Integrity (I): Partial
Availability (A): None
Additional information: