CVE-2006-6763: Multiple PHP remote file inclusion vulnerabilities in the Keep It Simple Guest Book (KISGB) allow remote at...

Security readout for executives and security teams

CVE-2006-6763 is an old remote file inclusion issue in Keep It Simple Guest Book. If exposed, attackers could make vulnerable PHP files load attacker-controlled PHP from a URL, which may lead to server-side code execution. The CVE data does not provide a CVSS score, normalized affected versions, or a named patch. Likely exposure is limited to legacy KISGB deployments, especially internet-facing guest book or admin endpoints. The CVE record does not identify specific affected versions or CPEs, so asset discovery must rely on application names, file paths, and historical web content. Treat as high priority only if legacy KISGB is present and internet-exposed. The issue can allow remote code execution, but the affected product is old and exposure may be rare. If no KISGB is deployed, record as not applicable. Mitigation focus: Identify whether KISGB is still installed or reachable from the internet.; Retire unused KISGB deployments or migrate to maintained software.; Check vendor or project guidance for fixed releases or official remediation..

Prepared

Jun 29, 2026, 08:30 UTC (UTC+00:00)

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