CVE-2006-2871: PHP remote file inclusion vulnerability in include/common.php in CyBoards PHP Lite 1.25 allows remote attacker

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HIGH 7.5DOWNGRADE

CVE-2006-2871 is a high-severity flaw (CVSS 7.5) affecting cyboards php lite. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

PHP remote file inclusion vulnerability in include/common.php in CyBoards PHP Lite 1.25 allows remote attackers to execute arbitrary PHP code via a URL in the script_path parameter. NOTE: CVE disputes this issue, since $script_path is set to a constant value

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	3.4% (top 11%)
CISA exploited list	No
Published	2006-06-06
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: cyboards

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

Am I affected?

Timeline

2006-06-06 20:06 UTCPublished CVE record published
2026-06-16 22:25 UTCUpdated Record last modified

cyboards cyboards php lite DOWNGRADE

Affected: 1.25

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.25

1. Check installed version

apt-cache policy cyboards-php-lite || rpm -q cyboards-php-lite || cyboards-php-lite --version

2. No fixed release: DOWNGRADE to a release before 1.25 (Debian / Ubuntu)

apt-cache madison cyboards-php-lite sudo apt install cyboards-php-lite=<VERSION_BEFORE_1.25> sudo apt-mark hold cyboards-php-lite

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

dnf --showduplicates list cyboards-php-lite sudo dnf downgrade cyboards-php-lite-<VERSION_BEFORE_1.25> sudo dnf versionlock add cyboards-php-lite

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: CyBoards PHP Lite 1.21/1.25 - 'Common.php' 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-2006-2871?

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

Is CVE-2006-2871 being exploited?

CVE-2006-2871 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-2006-2871 affect?

CVE-2006-2871 affects cyboards php lite. Severity is high (CVSS 7.5). PHP remote file inclusion vulnerability in include/common.php in CyBoards PHP Lite 1.25 allows remote attackers to execute arbitrary PHP code via a URL in the script_path parameter. NOTE: CVE disputes this issue, since $script_path is set

How urgent is CVE-2006-2871?

Priority 53/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2008-3710 MEDIUM 5.1 DOWNGRADE Multiple directory traversal vulnerabilities in CyBoards PHP Lite 1.21 allow remote attackers to include and e
CVE-2008-3709 MEDIUM 4.3 DOWNGRADE Multiple cross-site scripting (XSS) vulnerabilities in CyBoards PHP Lite 1.21 allow remote attackers to inject
CVE-2008-3707 HIGH 7.5 DOWNGRADE Multiple PHP remote file inclusion vulnerabilities in CyBoards PHP Lite 1.21 allow remote attackers to execute
CVE-2007-1983 HIGH 7.5 DOWNGRADE PHP remote file inclusion vulnerability in include/default_header.php in Cyboards PHP Lite 1.21 allows remote
CVE-2006-1134 MEDIUM 5.1 DOWNGRADE SQL injection vulnerability in CyBoards PHP Lite 1.25, when magic_quotes_gpc is disabled, allows remote attack

References

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