{"items":[{"id":"NVI-00003104","kind":"vulnerability","title":"silverstripe/framework allows upload of dangerous file types","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-vcg6-8fxc-x5cq"],"plain_summary":"OSV carries this publisher advisory for silverstripe/framework, silverstripe/framework, silverstripe/framework. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 3.6.6 for silverstripe/framework. Confirm the publisher’s latest guidance.","source_ids":["sr-32e5828c10dc80625700d1f3eac325ec"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 4.0.4 for silverstripe/framework. Confirm the publisher’s latest guidance.","source_ids":["sr-32e5828c10dc80625700d1f3eac325ec"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 4.1.1 for silverstripe/framework. Confirm the publisher’s latest guidance.","source_ids":["sr-32e5828c10dc80625700d1f3eac325ec"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-32e5828c10dc80625700d1f3eac325ec","url":"https://github.com/advisories/GHSA-vcg6-8fxc-x5cq","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-vcg6-8fxc-x5cq","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:41.373Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-32e5828c10dc80625700d1f3eac325ec"],"technology":"silverstripe/framework","known_exclusions":[],"conditions_summary":"Some potentially dangerous file types exist in File.allowed_extensions which could allow a malicious CMS user to upload files that then get executed in the security context of the website. We have removed the ability to upload .css, .js, .potm, .dotm, .xltm and .jar files in the default configuration. Since allowed_extensions are synced to webserver configuration (in assets/.htaccess) automatically, this will also deny access to any existing uploads with these extensions.\n\nReview our security guidelines for the Common Web Platform and the File Security guide for SilverStripe 4 to find out how to add or remove extensions. ","public_affected_ranges":["ECOSYSTEM: introduced 3.6.5-rc1; fixed 3.6.6"]},{"certainty":"source_listed","source_ids":["sr-32e5828c10dc80625700d1f3eac325ec"],"technology":"silverstripe/framework","known_exclusions":[],"conditions_summary":"Some potentially dangerous file types exist in File.allowed_extensions which could allow a malicious CMS user to upload files that then get executed in the security context of the website. We have removed the ability to upload .css, .js, .potm, .dotm, .xltm and .jar files in the default configuration. Since allowed_extensions are synced to webserver configuration (in assets/.htaccess) automatically, this will also deny access to any existing uploads with these extensions.\n\nReview our security guidelines for the Common Web Platform and the File Security guide for SilverStripe 4 to find out how to add or remove extensions. ","public_affected_ranges":["ECOSYSTEM: introduced 4.0.3-rc1; fixed 4.0.4"]},{"certainty":"source_listed","source_ids":["sr-32e5828c10dc80625700d1f3eac325ec"],"technology":"silverstripe/framework","known_exclusions":[],"conditions_summary":"Some potentially dangerous file types exist in File.allowed_extensions which could allow a malicious CMS user to upload files that then get executed in the security context of the website. We have removed the ability to upload .css, .js, .potm, .dotm, .xltm and .jar files in the default configuration. Since allowed_extensions are synced to webserver configuration (in assets/.htaccess) automatically, this will also deny access to any existing uploads with these extensions.\n\nReview our security guidelines for the Common Web Platform and the File Security guide for SilverStripe 4 to find out how to add or remove extensions. ","public_affected_ranges":["ECOSYSTEM: introduced 4.1.0-rc1; fixed 4.1.1"]}],"null_published_at":"2026-10-31T22:12:38.474Z","source_updated_at":"2024-12-02T05:55:12.056Z","source_disclosed_at":"2024-05-27T23:35:14.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"First indexed by Null; source disclosure date is shown separately.","null_first_observed_at":"2026-10-31T21:42:41.373Z"}],"next_cursor":null,"snapshot_revision":"42594"}