CVE-2026-6841
Reflected XSS in Request Tracker
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.
INFO
Published Date :
May 21, 2026, 1:16 p.m.
Last Modified :
June 1, 2026, 2:02 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 4.0 | MEDIUM | 4bb8329e-dd38-46c1-aafb-9bf32bcb93c6 | ||||
| CVSS 4.0 | MEDIUM | [email protected] |
Solution
- Update Request Tracker to a version with the vulnerability fixed.
- Validate that the 'Page' parameter sanitization is effective.
Public PoC/Exploit Available at Github
CVE-2026-6841 has a 1 public
PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-6841.
| URL | Resource |
|---|---|
| https://cert.pl/en/posts/2026/05/CVE-2026-6841 | Third Party Advisory |
| https://docs.bestpractical.com/release-notes/rt/5.0.10 | Release Notes |
| https://docs.bestpractical.com/release-notes/rt/6.0.3 | Release Notes |
| https://requesttracker.com/request-tracker/ | Product |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-6841 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-6841
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
DSA and DLA for Debian last 14 days
Python
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-6841 vulnerability anywhere in the article.
-
cert.pl
Vulnerability in Request Tracker software
Vulnerability in Request Tracker software CVE ID CVE-2026-6841 Publication date 21 May 2026 Vendor Best Practical Product Request Tracker Vulnerable versions From 5.0.4 below 5.0.10From 6.0.0 below 6. ... Read more
The following table lists the changes that have been made to the
CVE-2026-6841 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Jun. 01, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Added CPE Configuration OR *cpe:2.3:a:bestpractical:request_tracker:*:*:*:*:*:*:*:* versions from (including) 5.0.4 up to (excluding) 5.0.10 *cpe:2.3:a:bestpractical:request_tracker:*:*:*:*:*:*:*:* versions from (including) 6.0.0 up to (excluding) 6.0.3 Added Reference Type CERT.PL: https://cert.pl/en/posts/2026/05/CVE-2026-6841 Types: Third Party Advisory Added Reference Type CERT.PL: https://docs.bestpractical.com/release-notes/rt/5.0.10 Types: Release Notes Added Reference Type CERT.PL: https://docs.bestpractical.com/release-notes/rt/6.0.3 Types: Release Notes Added Reference Type CERT.PL: https://requesttracker.com/request-tracker/ Types: Product -
New CVE Received by [email protected]
May. 21, 2026
Action Type Old Value New Value Added 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. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CWE CWE-79 Added Reference https://cert.pl/en/posts/2026/05/CVE-2026-6841 Added Reference https://docs.bestpractical.com/release-notes/rt/5.0.10 Added Reference https://docs.bestpractical.com/release-notes/rt/6.0.3 Added Reference https://requesttracker.com/request-tracker/