# CVE-2026-6841: request-tracker4: Request Tracker is vulnerable to a reflected cross-site scripting (XSS) vulnerability via the "Page" parameter in GET...

CVE-2026-6841 is fixed in 23 products on 1 platform, first by request-tracker5 5.0.1+dfsg-1ubuntu1+esm2, released May 22, 2026. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2026-6841
- Priority: Routine
- CVSS: 6.1 (medium)
- EPSS: 0.0024
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: May 21, 2026

## Description

Request Tracker is vulnerable to a reflected cross-site scripting (XSS) vulnerability via the "Page" parameter in GET requests. An attacker can craft a URL that, when opened, results in arbitrary JavaScript execution in the victim’s browser.  This vulnerability affects versions from 5.0.4 up to 5.0.9 and from 6.0.0 up to 6.0.2.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | perl-Badger Fedora 43 | 0.16-2.fc43 | [FEDORA-2026-04F78841EC](https://patchblox.com/security/data/fix/linux/fedora-2026-04f78841ec.md) | Nov 7, 2026 |
| Linux | perl-CLI-Simple Fedora 43 | 2.2.5-1.fc43 | [FEDORA-2026-04F78841EC](https://patchblox.com/security/data/fix/linux/fedora-2026-04f78841ec.md) | Nov 7, 2026 |
| Linux | perl-CSS-Inliner Fedora 43 | 4027-1.fc43 | [FEDORA-2026-04F78841EC](https://patchblox.com/security/data/fix/linux/fedora-2026-04f78841ec.md) | Nov 7, 2026 |
| Linux | perl-Encoding-FixLatin Fedora 43 | 1.04-2.fc43 | [FEDORA-2026-04F78841EC](https://patchblox.com/security/data/fix/linux/fedora-2026-04f78841ec.md) | Nov 7, 2026 |
| Linux | perl-HTML-Query Fedora 43 | 0.09-2.fc43 | [FEDORA-2026-04F78841EC](https://patchblox.com/security/data/fix/linux/fedora-2026-04f78841ec.md) | Nov 7, 2026 |
| Linux | perl-Markdown-Render Fedora 43 | 2.0.4-1.fc43 | [FEDORA-2026-04F78841EC](https://patchblox.com/security/data/fix/linux/fedora-2026-04f78841ec.md) | Nov 7, 2026 |
| Linux | perl-RT-Test Fedora 43 | 5.0.10-1.fc43 | [FEDORA-2026-04F78841EC](https://patchblox.com/security/data/fix/linux/fedora-2026-04f78841ec.md) | Nov 7, 2026 |
| Linux | perl-Text-Markdown-Discount Fedora 43 | 0.18-2.fc43 | [FEDORA-2026-04F78841EC](https://patchblox.com/security/data/fix/linux/fedora-2026-04f78841ec.md) | Nov 7, 2026 |
| Linux | perl-Text-Markdown-Discount-debuginfo Fedora 43 | 0.18-2.fc43 | [FEDORA-2026-04F78841EC](https://patchblox.com/security/data/fix/linux/fedora-2026-04f78841ec.md) | Nov 7, 2026 |
| Linux | perl-Text-Markdown-Discount-debugsource Fedora 43 | 0.18-2.fc43 | [FEDORA-2026-04F78841EC](https://patchblox.com/security/data/fix/linux/fedora-2026-04f78841ec.md) | Nov 7, 2026 |
| Linux | request-tracker4 Debian 12.15 (bookworm) | 4.4.6+dfsg-1.1+deb12u4 | [DEBIAN-CVE-2026-6841](https://patchblox.com/security/data/fix/linux/debian-cve-2026-6841.md) | May 27, 2026 |
| Linux | request-tracker5 Debian 12.15 (bookworm) | 5.0.3+dfsg-3~deb12u6 | [DEBIAN-CVE-2026-6841](https://patchblox.com/security/data/fix/linux/debian-cve-2026-6841.md) | May 27, 2026 |
| Linux | request-tracker5 Debian 13.5 (trixie) | 5.0.7+dfsg-4+deb13u3 | [DEBIAN-CVE-2026-6841](https://patchblox.com/security/data/fix/linux/debian-cve-2026-6841.md) | May 27, 2026 |
| Linux | request-tracker5 Debian 14 | 5.0.10+dfsg-1 | [DEBIAN-CVE-2026-6841](https://patchblox.com/security/data/fix/linux/debian-cve-2026-6841.md) | May 27, 2026 |
| Linux | request-tracker5 Ubuntu 22.04.1 LTS (jammy) | 5.0.1+dfsg-1ubuntu1+esm2 | [request-tracker5 5.0.1+dfsg-1ubuntu1+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-request-tracker5-5.0.1-dfsg-1ubuntu1-esm2.md) | May 22, 2026 |
| Linux | request-tracker5 Ubuntu 24.04.5 LTS (noble) | 5.0.5+dfsg-2ubuntu0.1~esm2 | [request-tracker5 5.0.5+dfsg-2ubuntu0.1~esm2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-request-tracker5-5.0.5-dfsg-2ubuntu0.1-esm2.md) | May 22, 2026 |
| Linux | request-tracker5 Ubuntu 26.04.1 LTS (resolute) | 5.0.7+dfsg-6ubuntu0.1~esm1 | [request-tracker5 5.0.7+dfsg-6ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-request-tracker5-5.0.7-dfsg-6ubuntu0.1-esm1.md) | May 22, 2026 |
| Linux | rt Fedora 43 | 5.0.10-1.fc43 | [FEDORA-2026-04F78841EC](https://patchblox.com/security/data/fix/linux/fedora-2026-04f78841ec.md) | Nov 7, 2026 |
| Linux | rt-mailgate Fedora 43 | 5.0.10-1.fc43 | [FEDORA-2026-04F78841EC](https://patchblox.com/security/data/fix/linux/fedora-2026-04f78841ec.md) | Nov 7, 2026 |
| Linux | rt-tests Fedora 43 | 5.0.10-1.fc43 | [FEDORA-2026-04F78841EC](https://patchblox.com/security/data/fix/linux/fedora-2026-04f78841ec.md) | Nov 7, 2026 |
| Linux | rt5-apache2 Ubuntu 22.04.1 LTS (jammy) | 5.0.1+dfsg-1ubuntu1+esm2 | [rt5-apache2 5.0.1+dfsg-1ubuntu1+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-rt5-apache2-5.0.1-dfsg-1ubuntu1-esm2.md) | May 22, 2026 |
| Linux | rt5-apache2 Ubuntu 24.04.5 LTS (noble) | 5.0.5+dfsg-2ubuntu0.1~esm2 | [rt5-apache2 5.0.5+dfsg-2ubuntu0.1~esm2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-rt5-apache2-5.0.5-dfsg-2ubuntu0.1-esm2.md) | May 22, 2026 |
| Linux | rt5-apache2 Ubuntu 26.04.1 LTS (resolute) | 5.0.7+dfsg-6ubuntu0.1~esm1 | [rt5-apache2 5.0.7+dfsg-6ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-rt5-apache2-5.0.7-dfsg-6ubuntu0.1-esm1.md) | May 22, 2026 |
| Linux | rt5-clients Ubuntu 22.04.1 LTS (jammy) | 5.0.1+dfsg-1ubuntu1+esm2 | [rt5-clients 5.0.1+dfsg-1ubuntu1+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-rt5-clients-5.0.1-dfsg-1ubuntu1-esm2.md) | May 22, 2026 |
| Linux | rt5-clients Ubuntu 24.04.5 LTS (noble) | 5.0.5+dfsg-2ubuntu0.1~esm2 | [rt5-clients 5.0.5+dfsg-2ubuntu0.1~esm2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-rt5-clients-5.0.5-dfsg-2ubuntu0.1-esm2.md) | May 22, 2026 |
| Linux | rt5-clients Ubuntu 26.04.1 LTS (resolute) | 5.0.7+dfsg-6ubuntu0.1~esm1 | [rt5-clients 5.0.7+dfsg-6ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-rt5-clients-5.0.7-dfsg-6ubuntu0.1-esm1.md) | May 22, 2026 |
| Linux | rt5-db-mysql Ubuntu 22.04.1 LTS (jammy) | 5.0.1+dfsg-1ubuntu1+esm2 | [rt5-db-mysql 5.0.1+dfsg-1ubuntu1+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-rt5-db-mysql-5.0.1-dfsg-1ubuntu1-esm2.md) | May 22, 2026 |
| Linux | rt5-db-mysql Ubuntu 24.04.5 LTS (noble) | 5.0.5+dfsg-2ubuntu0.1~esm2 | [rt5-db-mysql 5.0.5+dfsg-2ubuntu0.1~esm2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-rt5-db-mysql-5.0.5-dfsg-2ubuntu0.1-esm2.md) | May 22, 2026 |
| Linux | rt5-db-mysql Ubuntu 26.04.1 LTS (resolute) | 5.0.7+dfsg-6ubuntu0.1~esm1 | [rt5-db-mysql 5.0.7+dfsg-6ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-rt5-db-mysql-5.0.7-dfsg-6ubuntu0.1-esm1.md) | May 22, 2026 |
| Linux | rt5-db-postgresql Ubuntu 22.04.1 LTS (jammy) | 5.0.1+dfsg-1ubuntu1+esm2 | [rt5-db-postgresql 5.0.1+dfsg-1ubuntu1+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-rt5-db-postgresql-5.0.1-dfsg-1ubuntu1-esm2.md) | May 22, 2026 |
| Linux | rt5-db-postgresql Ubuntu 24.04.5 LTS (noble) | 5.0.5+dfsg-2ubuntu0.1~esm2 | [rt5-db-postgresql 5.0.5+dfsg-2ubuntu0.1~esm2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-rt5-db-postgresql-5.0.5-dfsg-2ubuntu0.1-esm2.md) | May 22, 2026 |
| Linux | rt5-db-postgresql Ubuntu 26.04.1 LTS (resolute) | 5.0.7+dfsg-6ubuntu0.1~esm1 | [rt5-db-postgresql 5.0.7+dfsg-6ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-rt5-db-postgresql-5.0.7-dfsg-6ubuntu0.1-esm1.md) | May 22, 2026 |
| Linux | rt5-db-sqlite Ubuntu 22.04.1 LTS (jammy) | 5.0.1+dfsg-1ubuntu1+esm2 | [rt5-db-sqlite 5.0.1+dfsg-1ubuntu1+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-rt5-db-sqlite-5.0.1-dfsg-1ubuntu1-esm2.md) | May 22, 2026 |
| Linux | rt5-db-sqlite Ubuntu 24.04.5 LTS (noble) | 5.0.5+dfsg-2ubuntu0.1~esm2 | [rt5-db-sqlite 5.0.5+dfsg-2ubuntu0.1~esm2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-rt5-db-sqlite-5.0.5-dfsg-2ubuntu0.1-esm2.md) | May 22, 2026 |
| Linux | rt5-db-sqlite Ubuntu 26.04.1 LTS (resolute) | 5.0.7+dfsg-6ubuntu0.1~esm1 | [rt5-db-sqlite 5.0.7+dfsg-6ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-rt5-db-sqlite-5.0.7-dfsg-6ubuntu0.1-esm1.md) | May 22, 2026 |
| Linux | rt5-doc-html Ubuntu 22.04.1 LTS (jammy) | 5.0.1+dfsg-1ubuntu1+esm2 | [rt5-doc-html 5.0.1+dfsg-1ubuntu1+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-rt5-doc-html-5.0.1-dfsg-1ubuntu1-esm2.md) | May 22, 2026 |
| Linux | rt5-doc-html Ubuntu 24.04.5 LTS (noble) | 5.0.5+dfsg-2ubuntu0.1~esm2 | [rt5-doc-html 5.0.5+dfsg-2ubuntu0.1~esm2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-rt5-doc-html-5.0.5-dfsg-2ubuntu0.1-esm2.md) | May 22, 2026 |
| Linux | rt5-doc-html Ubuntu 26.04.1 LTS (resolute) | 5.0.7+dfsg-6ubuntu0.1~esm1 | [rt5-doc-html 5.0.7+dfsg-6ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-rt5-doc-html-5.0.7-dfsg-6ubuntu0.1-esm1.md) | May 22, 2026 |
| Linux | rt5-fcgi Ubuntu 22.04.1 LTS (jammy) | 5.0.1+dfsg-1ubuntu1+esm2 | [rt5-fcgi 5.0.1+dfsg-1ubuntu1+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-rt5-fcgi-5.0.1-dfsg-1ubuntu1-esm2.md) | May 22, 2026 |
| Linux | rt5-fcgi Ubuntu 24.04.5 LTS (noble) | 5.0.5+dfsg-2ubuntu0.1~esm2 | [rt5-fcgi 5.0.5+dfsg-2ubuntu0.1~esm2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-rt5-fcgi-5.0.5-dfsg-2ubuntu0.1-esm2.md) | May 22, 2026 |
| Linux | rt5-fcgi Ubuntu 26.04.1 LTS (resolute) | 5.0.7+dfsg-6ubuntu0.1~esm1 | [rt5-fcgi 5.0.7+dfsg-6ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-rt5-fcgi-5.0.7-dfsg-6ubuntu0.1-esm1.md) | May 22, 2026 |
| Linux | rt5-standalone Ubuntu 22.04.1 LTS (jammy) | 5.0.1+dfsg-1ubuntu1+esm2 | [rt5-standalone 5.0.1+dfsg-1ubuntu1+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-rt5-standalone-5.0.1-dfsg-1ubuntu1-esm2.md) | May 22, 2026 |
| Linux | rt5-standalone Ubuntu 24.04.5 LTS (noble) | 5.0.5+dfsg-2ubuntu0.1~esm2 | [rt5-standalone 5.0.5+dfsg-2ubuntu0.1~esm2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-rt5-standalone-5.0.5-dfsg-2ubuntu0.1-esm2.md) | May 22, 2026 |
| Linux | rt5-standalone Ubuntu 26.04.1 LTS (resolute) | 5.0.7+dfsg-6ubuntu0.1~esm1 | [rt5-standalone 5.0.7+dfsg-6ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-rt5-standalone-5.0.7-dfsg-6ubuntu0.1-esm1.md) | May 22, 2026 |

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