CVE-2006-5121: SQL injection vulnerability in modules/Downloads/admin.php in the Admin section of PostNuke 0.762 allows remot

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HIGH 7.5DOWNGRADE

CVE-2006-5121 is a high-severity flaw (CVSS 7.5) affecting postnuke. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SQL injection vulnerability in modules/Downloads/admin.php in the Admin section of PostNuke 0.762 allows remote attackers to execute arbitrary SQL commands via the hits parameter.

Why this priority

High severity

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

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	1.4% (top 28%)
CISA exploited list	No
Published	2006-10-03
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: postnuke software foundation

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

Am I affected?

Timeline

2006-10-03 04:03 UTCPublished CVE record published
2026-06-16 22:30 UTCUpdated Record last modified

postnuke software foundation postnuke DOWNGRADE

Affected: 0.762

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.762

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 0.762 (Debian / Ubuntu)

apt-cache madison postnuke sudo apt install postnuke=<VERSION_BEFORE_0.762> sudo apt-mark hold postnuke

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

dnf --showduplicates list postnuke sudo dnf downgrade postnuke-<VERSION_BEFORE_0.762> sudo dnf versionlock add postnuke

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-2006-5121?

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

Is CVE-2006-5121 being exploited?

CVE-2006-5121 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-2006-5121 affect?

CVE-2006-5121 affects postnuke. Severity is high (CVSS 7.5). SQL injection vulnerability in modules/Downloads/admin.php in the Admin section of PostNuke 0.762 allows remote attackers to execute arbitrary SQL commands via the hits parameter.

How urgent is CVE-2006-5121?

Priority 44/100. High severity

Software pages

PHP vulnerabilities

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References

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