CVE-2008-4720: Multiple PHP remote file inclusion vulnerabilities in The Gemini Portal 4.7 allow remote attackers to execute

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HIGH 9.3DOWNGRADE

CVE-2008-4720 is a high-severity flaw (CVSS 9.3) affecting gemini portal. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple PHP remote file inclusion vulnerabilities in The Gemini Portal 4.7 allow remote attackers to execute arbitrary PHP code via a URL in the lang parameter to (1) page/forums/bottom.php and (2) page/forums/category.php.

Why this priority

Critical severity
Public exploit reference

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

Risk facts

CVSS score	9.3 (High)
EPSS exploit chance	3.0% (top 13%)
CISA exploited list	No
Weakness	CWE-94
Published	2008-10-23
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: arzdev

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

Am I affected?

Timeline

2008-10-23 20:00 UTCPublished CVE record published
2026-06-16 22:58 UTCUpdated Record last modified

arzdev gemini portal DOWNGRADE

Affected: 4.7

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.7

1. Check installed version

apt-cache policy gemini-portal || rpm -q gemini-portal || gemini-portal --version

2. No fixed release: DOWNGRADE to a release before 4.7 (Debian / Ubuntu)

apt-cache madison gemini-portal sudo apt install gemini-portal=<VERSION_BEFORE_4.7> sudo apt-mark hold gemini-portal

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

dnf --showduplicates list gemini-portal sudo dnf downgrade gemini-portal-<VERSION_BEFORE_4.7> sudo dnf versionlock add gemini-portal

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: The Gemini Portal 4.7 - 'lang' Remote 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-2008-4720?

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

Is CVE-2008-4720 being exploited?

CVE-2008-4720 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-2008-4720 affect?

CVE-2008-4720 affects gemini portal. Severity is high (CVSS 9.3). Multiple PHP remote file inclusion vulnerabilities in The Gemini Portal 4.7 allow remote attackers to execute arbitrary PHP code via a URL in the lang parameter to (1) page/forums/bottom.php and (2) page/forums/category.php.

How urgent is CVE-2008-4720?

Priority 59/100. Critical severity; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2008-7024 MEDIUM 6.8 DOWNGRADE DOWNGRADE admin.php in Arz Development The Gemini Portal 4.7 and earlier allows remote attackers to bypass authenticatio

References

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