CVE-2011-4334: edit.php in LabWiki 1.1 and earlier does not properly verify uploaded user files, which allows remote authe...

Security readout for executives and security teams

LabWiki 1.1 and earlier accepted uploads that could disguise a PHP file as a GIF. An authenticated remote user could place an arbitrary PHP file through edit.php. Business risk depends on whether any LabWiki instance is still deployed and whether uploaded files can be executed by the web server. Exposure is likely limited to organizations still running LabWiki 1.1 or earlier, especially internet-facing or shared research/wiki deployments with user accounts. The provided CVE data lists affected vendor and product fields as n/a, so asset discovery must rely on application inventory and web content review. Prioritize verification if LabWiki is internet-facing, used by multiple users, or hosted on sensitive systems. If no LabWiki exists, no action is needed beyond documenting non-exposure. If present, containment and migration should be planned because the product version is old and source evidence lacks clear patch guidance. Mitigation focus: Identify and retire LabWiki 1.1 or earlier instances.; Check vendor or project guidance for any available fixed version.; Restrict LabWiki access to trusted networks and users..

Prepared

Jun 12, 2026, 20:36 UTC (UTC+00:00)

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