CVE-2004-1693: PHP remote file inclusion vulnerability in Function.php in Mambo 4.5 (1.0.9) allows remote attackers to execut

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HIGH 7.5DOWNGRADE

CVE-2004-1693 is a high-severity flaw (CVSS 7.5) affecting mambo. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

PHP remote file inclusion vulnerability in Function.php in Mambo 4.5 (1.0.9) allows remote attackers to execute arbitrary PHP code by modifying the mosConfig_absolute_path parameter to reference a URL on a remote web server that contains the code.

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	3.0% (top 13%)
CISA exploited list	No
Published	2004-09-18
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: mambo

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

Am I affected?

Timeline

2004-09-18 04:00 UTCPublished CVE record published
2026-06-16 22:08 UTCUpdated Record last modified

mambo mambo DOWNGRADE

Affected: 4.5_1.0.9

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.5_1.0.9

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 4.5_1.0.9 (Debian / Ubuntu)

apt-cache madison mambo sudo apt install mambo=<VERSION_BEFORE_4.5_1.0.9> sudo apt-mark hold mambo

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

dnf --showduplicates list mambo sudo dnf downgrade mambo-<VERSION_BEFORE_4.5_1.0.9> sudo dnf versionlock add mambo

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: Mambo Open Source 4.5.1 (1.0.9) - 'Function.php' Arbitrary Command Execution

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-2004-1693?

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

Is CVE-2004-1693 being exploited?

CVE-2004-1693 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-2004-1693 affect?

CVE-2004-1693 affects mambo. Severity is high (CVSS 7.5). PHP remote file inclusion vulnerability in Function.php in Mambo 4.5 (1.0.9) allows remote attackers to execute arbitrary PHP code by modifying the mosConfig_absolute_path parameter to reference a URL on a remote web server that contains th

How urgent is CVE-2004-1693?

Priority 53/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

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References

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