CVE-2006-5255: PHP remote file inclusion vulnerability in addnews.php in Greg Neustaetter gCards 1.13 allows remote attackers

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HIGH 7.5DOWNGRADE

CVE-2006-5255 is a high-severity flaw (CVSS 7.5) affecting gcards. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

PHP remote file inclusion vulnerability in addnews.php in Greg Neustaetter gCards 1.13 allows remote attackers to execute arbitrary PHP code via a URL in the languagefile parameter. NOTE: another researcher has observed that languageFile is defined before use. CVE analysis as of 20061012 concurs with the dispute

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	1.6% (top 24%)
CISA exploited list	No
Published	2006-10-12
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: greg neustaetter

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

Am I affected?

Timeline

2006-10-12 22:07 UTCPublished CVE record published
2026-06-16 22:30 UTCUpdated Record last modified

greg neustaetter gcards DOWNGRADE

Affected: 1.13

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.13

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.13 (Debian / Ubuntu)

apt-cache madison gcards sudo apt install gcards=<VERSION_BEFORE_1.13> sudo apt-mark hold gcards

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

dnf --showduplicates list gcards sudo dnf downgrade gcards-<VERSION_BEFORE_1.13> sudo dnf versionlock add gcards

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-2006-5255?

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

Is CVE-2006-5255 being exploited?

CVE-2006-5255 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-2006-5255 affect?

CVE-2006-5255 affects gcards. Severity is high (CVSS 7.5). PHP remote file inclusion vulnerability in addnews.php in Greg Neustaetter gCards 1.13 allows remote attackers to execute arbitrary PHP code via a URL in the languagefile parameter. NOTE: another researcher has observed that languageFile i

How urgent is CVE-2006-5255?

Priority 50/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2007-2971 HIGH 7.5 UPGRADE SQL injection vulnerability in getnewsitem.php in gCards 1.46 and earlier allows remote attackers to execute a
CVE-2006-1348 MEDIUM 4.3 UPGRADE Cross-site scripting (XSS) vulnerability in index.php in Greg Neustaetter gCards 1.45 and earlier allows remot
CVE-2006-1347 HIGH 7.5 UPGRADE SQL injection vulnerability in loginfunction.php in Greg Neustaetter gCards 1.45 and earlier allows remote att
CVE-2006-1346 MEDIUM 6.4 UPGRADE Directory traversal vulnerability in inc/setLang.php in Greg Neustaetter gCards 1.45 and earlier allows remote
CVE-2005-3408 HIGH 7.5 DOWNGRADE SQL injection vulnerability in news.php in gCards version 1.43 allows remote attackers to execute arbitrary SQ

References

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