CVE-2024-47536: starcitizentools/citizen-skin vulnerable to stored, self-XSS in the "real name" field

Vulnerability summary

CVE-2024-47536 is a medium (CVSS 5.4) Cross-site Scripting vulnerability in starcitizen.tools citizen. EPSS estimates a 0.46% chance of exploitation in the next 30 days, higher than 38.8% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 30-09-2024
   PublishedVulnerability first disclosed.
2. 30-09-2024
   Last modifiedVulnerability information updated.

Description

Citizen is a MediaWiki skin that makes extensions part of the cohesive experience. A user with the editmyprivateinfo right or who can otherwise change their name can XSS themselves by setting their "real name" to an XSS payload. This vulnerability is fixed in 2.31.0.

• CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
• CWE-80Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special characters such as "<", ">", and "&" that could be interpreted as web-scripting elements when they are sent to a downstream component that processes web pages.