CVE-2006-4893: PHP remote file inclusion vulnerability in bb_usage_stats/includes/bb_usage_stats.php in phpBB XS 0.58 and...

Security readout for executives and security teams

This is an old remote file inclusion flaw in phpBB XS 0.58 and earlier. If the vulnerable statistics file is exposed, an attacker could cause the site to run attacker-controlled PHP code. The provided sources do not include a CVSS score, vendor fix details, or current exploitation evidence. Exposure is likely limited to legacy phpBB XS deployments, especially version 0.58 or earlier, with the bb_usage_stats component reachable from the internet. Modern systems are only relevant if they retain this old code or copied plugin files. Prioritize only if legacy phpBB XS is present or internet-facing. The business risk is potentially severe because successful exploitation could mean server-side code execution, but the evidence is old and incomplete. Mitigation focus: Inventory any phpBB XS installations and confirm their versions.; Remove or isolate phpBB XS 0.58 and earlier from public access.; Check archived vendor or project guidance for a confirmed fixed release..

Prepared

Jun 29, 2026, 10:19 UTC (UTC+00:00)

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