# CVE-2025-9158: request-tracker5: The Request Tracker software is vulnerable to a Stored XSS vulnerability in calendar invitation parsing feature, whic...

CVE-2025-9158 is fixed in request-tracker5 on 1 platform, first by DEBIAN-CVE-2025-9158, released October 24, 2025. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2025-9158
- Priority: Routine
- CVSS: n/a
- EPSS: 0.0045
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Oct 24, 2025

## Description

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.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | request-tracker5 Debian 13.5 (trixie) | 5.0.7+dfsg-4+deb13u1 | [DEBIAN-CVE-2025-9158](https://patchblox.com/security/data/fix/linux/debian-cve-2025-9158.md) | Oct 24, 2025 |
| Linux | request-tracker5 Debian 14 | 5.0.7+dfsg-5 | [DEBIAN-CVE-2025-9158](https://patchblox.com/security/data/fix/linux/debian-cve-2025-9158.md) | Oct 24, 2025 |

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Data as of 2026-11-08T00:53:09Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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