CVE-2006-6866: STphp EasyNews PRO 4.0 stores sensitive information under the web root with insufficient access control, which

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HIGH 7.8DOWNGRADE

CVE-2006-6866 is a high-severity flaw (CVSS 7.8) affecting easynews. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

STphp EasyNews PRO 4.0 stores sensitive information under the web root with insufficient access control, which allows remote attackers to obtain usernames, email addresses, and password hashes via a direct request for data/users.txt.

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	7.8 (High)
EPSS exploit chance	3.1% (top 12%)
CISA exploited list	No
Published	2006-12-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: stphp

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

Am I affected?

Timeline

2006-12-31 05:00 UTCPublished CVE record published
2026-06-16 22:33 UTCUpdated Record last modified

stphp easynews DOWNGRADE

Affected: 4.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.0

1. Check installed version

apt-cache policy easynews || rpm -q easynews || easynews --version

2. No fixed release: DOWNGRADE to a release before 4.0 (Debian / Ubuntu)

apt-cache madison easynews sudo apt install easynews=<VERSION_BEFORE_4.0> sudo apt-mark hold easynews

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

dnf --showduplicates list easynews sudo dnf downgrade easynews-<VERSION_BEFORE_4.0> sudo dnf versionlock add easynews

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.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: EasyNews PRO News Publishing 4.0 - Password Disclosure

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-2006-6866?

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

Is CVE-2006-6866 being exploited?

CVE-2006-6866 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-2006-6866 affect?

CVE-2006-6866 affects easynews. Severity is high (CVSS 7.8). STphp EasyNews PRO 4.0 stores sensitive information under the web root with insufficient access control, which allows remote attackers to obtain usernames, email addresses, and password hashes via a direct request for data/users.txt.

How urgent is CVE-2006-6866?

Priority 54/100. High severity; Public exploit reference

Related CVEs

CVE-2008-1651 HIGH 7.5 DOWNGRADE Directory traversal vulnerability in admin/login.php in EasyNews 4.0 allows remote attackers to include and ex
CVE-2008-1650 HIGH 7.5 DOWNGRADE SQL injection vulnerability in dynamicpages/index.php in EasyNews 4.0 allows remote attackers to execute arbit
CVE-2008-1649 MEDIUM 4.3 DOWNGRADE Cross-site scripting (XSS) vulnerability in staticpages/easypublish/index.php in EasyNews 4.0 allows remote at
CVE-2007-3331 MEDIUM 5.0 DOWNGRADE Cross-site request forgery (CSRF) vulnerability in STphp EasyNews PRO 4.0 allows remote attackers to change th
CVE-2007-3330 MEDIUM 4.3 DOWNGRADE Cross-site scripting (XSS) vulnerability in STphp EasyNews PRO 4.0 allows remote attackers to inject arbitrary

References

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