CVE-2025-9158

MediumCVSS 5.3

Published: 24/10/2025(UTC)Updated: 08/10/2026(UTC)Translated: 08/10/2026(UTC)NVD NIST

Exploitation Probability (EPSS)

Low risk

0.45%

37th percentile - higher than 37% of all known CVEs

Summary

The Request Tracker software is vulnerable to a Stored XSS vulnerability in calendar invitation parsing feature, which displays invitation data without HTML sanitization. An attacker can send a crafted e-mail enabling JavaScript code execution 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.

Risk Assessment

An attacker can execute arbitrary JavaScript in the user's browser, potentially leading to session or data theft. Requires user interaction with the infected ticket.

Recommendation

Update Request Tracker to version 5.0.9 or 6.0.2 (or later). Also implement input sanitization and user training.

Other vulnerabilities in Request Tracker

CVE-2026-6841Medium
Request Tracker is vulnerable to reflected XSS via the "Page" parameter in GET requests. An attacker can craft a URL that executes arbitrary JavaScript in the victim's browser. Affects versions 5.0.4-5.0.9 and 6.0.0-6.0.2.

Original NVD description (English source)

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.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS