CVE-2005-1023: Multiple cross-site scripting (XSS) vulnerabilities in PHP-Nuke 6.x to 7.6 allow remote attackers to inject ar

Routine

MEDIUM 4.3DOWNGRADE

CVE-2005-1023 is a medium-severity flaw (CVSS 4.3) affecting php-nuke. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple cross-site scripting (XSS) vulnerabilities in PHP-Nuke 6.x to 7.6 allow remote attackers to inject arbitrary web script or HTML via the (1) min parameter to the Search module, (2) the categories parameter to the FAQ module, or (3) the ltr parameter to the Encyclopedia module. NOTE: the bid parameter issue in banners.php is already an item in CVE-2005-1000.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	4.3 (Medium)
EPSS exploit chance	1.7% (top 22%)
CISA exploited list	No
Published	2005-05-02
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: francisco burzi

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

Am I affected?

Timeline

2005-05-02 04:00 UTCPublished CVE record published
2026-06-16 22:12 UTCUpdated Record last modified

francisco burzi php-nuke DOWNGRADE

Affected: 6.0 · 6.5 · 6.5_beta1 · 6.5_final · 6.5_rc1 · 6.5_rc2 · 6.5_rc3 · 6.6

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.0

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 6.0 (Debian / Ubuntu)

apt-cache madison php-nuke sudo apt install php-nuke=<VERSION_BEFORE_6.0> 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_6.0> 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.

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: PHP-Nuke 6.x/7.x FAQ Module - 'categories' Cross-Site Scripting

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-2005-1023?

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

Is CVE-2005-1023 being exploited?

CVE-2005-1023 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-2005-1023 affect?

CVE-2005-1023 affects php-nuke. Severity is medium (CVSS 4.3). Multiple cross-site scripting (XSS) vulnerabilities in PHP-Nuke 6.x to 7.6 allow remote attackers to inject arbitrary web script or HTML via the (1) min parameter to the Search module, (2) the categories parameter to the FAQ module, or (3)

How urgent is CVE-2005-1023?

Priority 39/100. Public exploit reference

Software pages

PHP vulnerabilities

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References

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