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

Routine

MEDIUM 6.1UPGRADE

CVE-2026-6841 is a medium-severity flaw (CVSS 6.1) affecting request tracker. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.2% (top 86%)
CISA exploited list	No
Weakness	CWE-79
Published	2026-05-21
Last modified	2026-07-23

Publisher (CNA): CERT.PL · Vendor: bestpractical

Last updated 2026-07-23 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-05-21 13:16 UTCPublished CVE record published
2026-07-23 16:10 UTCUpdated Record last modified

bestpractical request tracker UPGRADE

Affected: >= 5.0.4 and < 5.0.10 · >= 6.0.0 and < 6.0.3

Fixed in: 5.0.10, 6.0.3

Safe to downgrade to: a release before 5.0.4

1. Check installed version

apt-cache policy request-tracker || rpm -q request-tracker || request-tracker --version

2. UPGRADE to 5.0.10 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade request-tracker

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade request-tracker

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

3. If no update is available yet, DOWNGRADE to a release before 5.0.4 (Debian / Ubuntu)

apt-cache madison request-tracker sudo apt install request-tracker=<VERSION_BEFORE_5.0.4> sudo apt-mark hold request-tracker

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list request-tracker sudo dnf downgrade request-tracker-<VERSION_BEFORE_5.0.4> sudo dnf versionlock add request-tracker

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Advisories and coverage

Official advisories

CERT Polska: Vulnerability in Request Tracker software 2026-05-21

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-6841?

request tracker: upgrade to 5.0.10, 6.0.3. Exact commands for each OS are on this page.

Is CVE-2026-6841 being exploited?

CVE-2026-6841 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-6841 affect?

CVE-2026-6841 affects request tracker. Severity is medium (CVSS 6.1). 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

How urgent is CVE-2026-6841?

Priority 25/100. No elevated risk signals yet.

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References

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