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Vulnerabilities

Vulnerability · CVE-2007-5156

FCKEditor Multiple File Extension Handling PHP File Upload Vulnerability

Published Apr 19, 2011 · catalog updated Apr 19, 2011 · FCKEditor Multiple File Extension

Patch now

CVE-2007-5156 is in the CISA known-exploited catalog. Confirm FCKEditor Multiple File Extension against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (FCKEditor Multiple File Extension).
  • No version range is stored. A customer cannot check an installed version against this record.
Severity
Unknown—
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
8.00%
Remediation
Remediation guidance
Affected products
vendor cardinal_cms_project cardinal_cms

Incomplete blacklist vulnerability in editor/filemanager/upload/php/upload.php in FCKeditor, as used in SiteX CMS 0.7.3.beta, La-Nai CMS, Syntax CMS, Cardinal Cms, and probably other products, allows remote attackers to upload and execute arbitrary PHP code via a file whose name contains ".php." and has an unknown extension, which is recognized as a .php file by the Apache HTTP server, a different vulnerability than CVE-2006-0658 and CVE-2006-2529.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor cardinal_cms_project cardinal_cmsversion unspecified

How to fix CVE-2007-5156

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2007-5156 is in the CISA known-exploited catalog. Confirm FCKEditor Multiple File Extension against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Affected version ranges are not on this record. Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

What should an analyst verify?

No weakness class is stored. EPSS 8.00%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 19, 2011 · VulnCheck KEV

    Detected

    Incomplete blacklist vulnerability in editor/filemanager/upload/php/upload.php in FCKeditor, as used in SiteX CMS 0.7.3.beta, La-Nai CMS, Syntax CMS, Cardinal Cms, and probably other products, allows remote attackers to upload and execute arbitrary PHP code via a file whose name contains ".php." and has an unknown extension, which is recognized as a .php file by the Apache HTTP server, a different

  2. Apr 19, 2011 · CISA KEV

    Known exploited

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Sources

  • CVE.orgVulnerability recordCVE-2007-5156

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2007-5156

    30-day exploitation probability 8.0%

    first.org
  • VulnCheck KEVConfirmed exploitationCVE-2007-5156

    Incomplete blacklist vulnerability in editor/filemanager/upload/php/upload.php in FCKeditor, as used in SiteX CMS 0.7.3.beta, La-Nai CMS, Syntax CMS, Cardinal Cms, and probably other products, allows remote attackers to upload and execute arbitrary PHP code via a file whose name

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.