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CVE Record

CVE-2006-6550: PHP remote file inclusion vulnerability in common.php in Phorum 3.2.11 and earlier allows remote attackers...

PHP remote file inclusion vulnerability in common.php in Phorum 3.2.11 and earlier allows remote attackers to execute arbitrary PHP code via a URL in the db_file parameter. NOTE: CVE disputes this vulnerability because db_file is defined before use

UnknownCVSS not scoredNot KEV-listedUpdated
Glexia's TakeAutomated analysisunknown

Security readout for executives and security teams

Plain-English summary

CVE-2006-6550 is an old, disputed report about Phorum 3.2.11 and earlier. The claim is that a remote attacker could cause arbitrary PHP code execution through remote file inclusion. CVE notes the vulnerability is disputed because the named variable is defined before use, which may invalidate the reported issue.

Executive priority

Treat this as a legacy exposure review, not an emergency based on the supplied evidence. Priority rises if old public Phorum 3.x systems are still deployed or if logs show suspicious activity.

Technical view

The report alleges a PHP remote file inclusion flaw in Phorum common.php involving the db_file parameter. The CVE record explicitly disputes the issue because db_file is defined before use. No CVSS score, CWE, official fix, or confirmed affected CPE data is provided in the source bundle.

Likely exposure

Exposure is only relevant to organizations still running legacy Phorum 3.2.11 or earlier. The supplied structured affected-product data is incomplete, so teams should validate by software inventory rather than assuming broad exposure.

Exploitation context

An Exploit-DB reference exists, but the CVE is disputed and CISA KEV is false. The provided sources do not establish active exploitation, successful real-world compromise, or a confirmed working exploit against a correctly configured target.

Researcher notes

The key research point is the dispute: CVE states db_file is defined before use. Validate reachability in the exact deployed codebase and configuration. Do not infer exploitability from the Exploit-DB reference alone.

Mitigation direction

  • Inventory for legacy Phorum 3.2.11 or earlier installations.
  • Check current vendor or project guidance before applying any assumed fix.
  • Retire or upgrade unsupported Phorum deployments where feasible.
  • Restrict internet exposure for any legacy Phorum instance under review.
  • Preserve logs before making changes if compromise is suspected.

Validation and detection

  • Confirm whether Phorum is present and identify the exact version.
  • Review local common.php behavior around db_file initialization.
  • Compare findings against CVE and vendor/project guidance.
  • Check web logs for suspicious legacy include attempts without replaying them.
  • Document whether the disputed condition is actually reachable.
Prepared
Confidence
low
Sources
4

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

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CVE-2006-6550 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors
0Timeline events
0ADP providers
3Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.