---
id: CVE-2025-9158
title: "The Request Tracker software is vulnerable to a Stored XSS vulnerability in calendar invitation parsing feature, which displays invitation data without HTML sanitization.\_XSS vulnerability allows an attacker to send a specifically crafte…"
summary: "The Request Tracker software is vulnerable to a Stored XSS vulnerability in calendar invitation parsing feature, which displays invitation data without HTML sanitization.\_XSS vulnerability allows an attacker to send a specifically crafte…"
severity: none
cwe:
  - CWE-79
published: '2025-10-24'
updated: '2026-10-08'
sourceUpdated: '2026-10-08T11:10:00.250'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-9158'
references:
  - url: 'https://cert.pl/en/posts/2025/10/CVE-2025-9158/'
    label: cvd@cert.pl
  - url: 'https://requesttracker.com/request-tracker/'
    label: cvd@cert.pl
tags:
  - nvd
epss: 0.00447
epssPercentile: 0.36853
ingestedAt: '2026-10-08T11:31:27.566Z'
---

## Overview

The Request Tracker software is vulnerable to a Stored XSS vulnerability in calendar invitation parsing feature, which displays invitation data without HTML sanitization. XSS vulnerability allows an attacker to send a specifically crafted e-mail enabling JavaScript code execution by displaying the ticket in the context of the logged-in user. 

This vulnerability affects versions from 5.0.4 through 5.0.8 and from 6.0.0 through 6.0.1.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.