CVE-2006-4428: PHP remote file inclusion vulnerability in index.php in Jupiter CMS 1.1.5 allows remote attackers to execute a

This week

CRITICAL 9.8REMOTEDOWNGRADE

CVE-2006-4428 is a critical-severity flaw (CVSS 9.8) affecting jupiter cms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

PHP remote file inclusion vulnerability in index.php in Jupiter CMS 1.1.5 allows remote attackers to execute arbitrary PHP code via a URL in the template parameter. NOTE: CVE disputes this claim, since the $template variable is defined as a static value before it is referenced in an include statement

Why this priority

Critical severity
EPSS top 9%: very likely to be exploited
Public exploit reference
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	4.4% (top 9%)
CISA exploited list	No
Published	2006-08-29
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: jupiter cms

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

Am I affected?

Timeline

2006-08-29 00:04 UTCPublished CVE record published
2026-06-16 22:29 UTCUpdated Record last modified

jupiter cms jupiter cms DOWNGRADE

Affected: 1.1.5

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.1.5

1. Check installed version

apt-cache policy jupiter-cms || rpm -q jupiter-cms || jupiter-cms --version

2. No fixed release: DOWNGRADE to a release before 1.1.5 (Debian / Ubuntu)

apt-cache madison jupiter-cms sudo apt install jupiter-cms=<VERSION_BEFORE_1.1.5> sudo apt-mark hold jupiter-cms

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

dnf --showduplicates list jupiter-cms sudo dnf downgrade jupiter-cms-<VERSION_BEFORE_1.1.5> sudo dnf versionlock add jupiter-cms

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: Jupiter CMS 1.1.5 - 'index.php' Remote File Inclusion

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-2006-4428?

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

Is CVE-2006-4428 being exploited?

CVE-2006-4428 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-2006-4428 affect?

CVE-2006-4428 affects jupiter cms. Severity is critical (CVSS 9.8). PHP remote file inclusion vulnerability in index.php in Jupiter CMS 1.1.5 allows remote attackers to execute arbitrary PHP code via a URL in the template parameter. NOTE: CVE disputes this claim, since the $template variable is defined as

How urgent is CVE-2006-4428?

Priority 67/100. Critical severity; EPSS top 9%: very likely to be exploited; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

Related CVEs

CVE-2007-0987 HIGH 7.5 DOWNGRADE Directory traversal vulnerability in index.php in Jupiter CMS 1.1.5 allows remote attackers to include and exe
CVE-2007-0986 MEDIUM 5.1 DOWNGRADE PHP remote file inclusion vulnerability in index.php in Jupiter CMS 1.1.5, when PHP 5.0.0 or later is used, al
CVE-2007-0973 MEDIUM 6.8 DOWNGRADE Multiple cross-site scripting (XSS) vulnerabilities in index.php in Jupiter CMS 1.1.5 allow remote attackers t
CVE-2007-0972 HIGH 7.5 DOWNGRADE Unrestricted file upload vulnerability in modules/emoticons.php in Jupiter CMS 1.1.5 allows remote attackers t
CVE-2007-0971 HIGH 7.5 DOWNGRADE Multiple SQL injection vulnerabilities in Jupiter CMS 1.1.5 allow remote attackers to execute arbitrary SQL co

References

← Back to latest CVEs