CVE-2004-1826: SQL injection vulnerability in index.php in Mambo Open Source 4.5 stable 1.0.3 and earlier allows remote attac

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HIGH 7.5DOWNGRADE

CVE-2004-1826 is a high-severity flaw (CVSS 7.5) affecting mambo open source 4.5. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SQL injection vulnerability in index.php in Mambo Open Source 4.5 stable 1.0.3 and earlier allows remote attackers to execute arbitrary SQL commands via the id parameter.

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	1.2% (top 31%)
CISA exploited list	No
Published	2004-03-16
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

2004-03-16 05:00 UTCPublished CVE record published
2026-06-16 22:08 UTCUpdated Record last modified

mambo mambo open source 4.5 DOWNGRADE

Affected: 1.0.0 · 1.0.1 · 1.0.2 · 1.0.3 · 1.0.3beta

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0.0

1. Check installed version

apt-cache policy mambo-open-source-4.5 || rpm -q mambo-open-source-4.5 || mambo-open-source-4.5 --version

2. No fixed release: DOWNGRADE to a release before 1.0.0 (Debian / Ubuntu)

apt-cache madison mambo-open-source-4.5 sudo apt install mambo-open-source-4.5=<VERSION_BEFORE_1.0.0> sudo apt-mark hold mambo-open-source-4.5

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

dnf --showduplicates list mambo-open-source-4.5 sudo dnf downgrade mambo-open-source-4.5-<VERSION_BEFORE_1.0.0> sudo dnf versionlock add mambo-open-source-4.5

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 - 'index.php' SQL Injection

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-2004-1826?

mambo open source 4.5: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2004-1826 being exploited?

CVE-2004-1826 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-2004-1826 affect?

CVE-2004-1826 affects mambo open source 4.5. Severity is high (CVSS 7.5). SQL injection vulnerability in index.php in Mambo Open Source 4.5 stable 1.0.3 and earlier allows remote attackers to execute arbitrary SQL commands via the id parameter.

How urgent is CVE-2004-1826?

Priority 48/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2005-4156 HIGH 9.4 DOWNGRADE Unspecified vulnerability in Mambo 4.5 (1.0.0) through 4.5 (1.0.9), with magic_quotes_gpc disabled, allows rem

References

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