CVE-2011-3784: Francisco Burzi PHP-Nuke 8.0 allows remote attackers to obtain sensitive information via a direct request to a

Routine

MEDIUM 5.0DOWNGRADE

CVE-2011-3784 is a medium-severity flaw (CVSS 5.0) affecting php-nuke. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Francisco Burzi PHP-Nuke 8.0 allows remote attackers to obtain sensitive information via a direct request to a .php file, which reveals the installation path in an error message, as demonstrated by themes/Odyssey/theme.php and certain other files.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	1.2% (top 31%)
CISA exploited list	No
Weakness	CWE-200
Published	2011-09-24
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: phpnuke

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

Am I affected?

Timeline

2011-09-24 00:55 UTCPublished CVE record published
2026-06-16 23:33 UTCUpdated Record last modified

phpnuke php-nuke DOWNGRADE

Affected: 8.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 8.0

1. Check installed version

apt-cache policy php-nuke || rpm -q php-nuke || php-nuke --version

2. No fixed release: DOWNGRADE to a release before 8.0 (Debian / Ubuntu)

apt-cache madison php-nuke sudo apt install php-nuke=<VERSION_BEFORE_8.0> sudo apt-mark hold php-nuke

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

dnf --showduplicates list php-nuke sudo dnf downgrade php-nuke-<VERSION_BEFORE_8.0> sudo dnf versionlock add php-nuke

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-2011-3784?

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

Is CVE-2011-3784 being exploited?

CVE-2011-3784 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-2011-3784 affect?

CVE-2011-3784 affects php-nuke. Severity is medium (CVSS 5.0). Francisco Burzi PHP-Nuke 8.0 allows remote attackers to obtain sensitive information via a direct request to a .php file, which reveals the installation path in an error message, as demonstrated by themes/Odyssey/theme.php and certain other

How urgent is CVE-2011-3784?

Priority 35/100. No elevated risk signals yet.

Software pages

PHP vulnerabilities

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References

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