CVE-2006-0439: Text Rider 2.4 stores sensitive data in the data directory under the web document root with insufficient acces

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MEDIUM 5.0DOWNGRADE

CVE-2006-0439 is a medium-severity flaw (CVSS 5.0) affecting text rider. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Text Rider 2.4 stores sensitive data in the data directory under the web document root with insufficient access control, which allows remote attackers to obtain usernames and password hashes by directly accessing data/userlist.txt.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	1.7% (top 23%)
CISA exploited list	No
Published	2006-01-26
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: text rider

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2006-01-26 22:03 UTCPublished CVE record published
2026-06-16 22:20 UTCUpdated Record last modified

text rider text rider DOWNGRADE

Affected: 2.4

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.4

1. Check installed version

apt-cache policy text-rider || rpm -q text-rider || text-rider --version

2. No fixed release: DOWNGRADE to a release before 2.4 (Debian / Ubuntu)

apt-cache madison text-rider sudo apt install text-rider=<VERSION_BEFORE_2.4> sudo apt-mark hold text-rider

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list text-rider sudo dnf downgrade text-rider-<VERSION_BEFORE_2.4> sudo dnf versionlock add text-rider

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.

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-2006-0439?

text rider: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2006-0439 being exploited?

CVE-2006-0439 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-2006-0439 affect?

CVE-2006-0439 affects text rider. Severity is medium (CVSS 5.0). Text Rider 2.4 stores sensitive data in the data directory under the web document root with insufficient access control, which allows remote attackers to obtain usernames and password hashes by directly accessing data/userlist.txt.

How urgent is CVE-2006-0439?

Priority 42/100. Public exploit reference

Related CVEs

CVE-2006-0440 MEDIUM 5.0 DOWNGRADE Text Rider 2.4 allows attackers to bypass authentication and upload files without providing a valid password b

References

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