CVE-2005-0800: PHP remote file inclusion vulnerability in install.php in mcNews 1.3 and earlier allows remote attackers to ex

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HIGH 7.5DOWNGRADE

CVE-2005-0800 is a high-severity flaw (CVSS 7.5) affecting mcnews. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

PHP remote file inclusion vulnerability in install.php in mcNews 1.3 and earlier allows remote attackers to execute arbitrary PHP code by modifying the l parameter to reference a URL on a remote web server that contains the code, a different vulnerability than CVE-2005-0720.

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	2005-05-02
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: mcnews

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 22:11 UTCUpdated Record last modified

mcnews mcnews DOWNGRADE

Affected: 1.0 · 1.1 · 1.1a · 1.2 · 1.3

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.0 (Debian / Ubuntu)

apt-cache madison mcnews sudo apt install mcnews=<VERSION_BEFORE_1.0> sudo apt-mark hold mcnews

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

dnf --showduplicates list mcnews sudo dnf downgrade mcnews-<VERSION_BEFORE_1.0> sudo dnf versionlock add mcnews

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: McNews 1.x - 'install.php' Arbitrary File Inclusion

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-2005-0800?

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

Is CVE-2005-0800 being exploited?

CVE-2005-0800 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-2005-0800 affect?

CVE-2005-0800 affects mcnews. Severity is high (CVSS 7.5). PHP remote file inclusion vulnerability in install.php in mcNews 1.3 and earlier allows remote attackers to execute arbitrary PHP code by modifying the l parameter to reference a URL on a remote web server that contains the code, a differen

How urgent is CVE-2005-0800?

Priority 53/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2005-0720 HIGH 7.5 DOWNGRADE PHP remote file inclusion vulnerability in admin/header.php in PHP mcNews 1.3 allows remote attackers to execu

References

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