Cross-site Request Forgery (CSRF)

Overview @theia/filesystem is a Theia - FileSystem Extension Affected versions of this package are vulnerable to Cross-site Request Forgery CSRF through the NodeFileUploadService handler in the filesystem backend code. An attacker can overwrite any filesystem path the backend process can write by...

CVE-2026-60009

In Eclipse Theia versions up to and including 1.73.1, the @theia/filesystem backend binds POST /file-upload in every filesystem-enabled deployment. The handler takes an attacker-supplied absolute path from the multipart uri field and calls fs.movetmp, target, overwrite: true with no workspace...

CVE-2026-61891

In Eclipse Theia versions up to and including 1.73.1, the @theia/filesystem backend exposes HTTP file-download endpoints GET /file, GET /files/, PUT /files/ that convert a client-supplied URI directly to a filesystem path and stream the file, without confining it to the workspace or any...

CVE-2026-61891

CVE-2026-61891 affects Eclipse Theia up to 1.73.1, specifically the @theia/filesystem backend. The HTTP endpoints GET /file, GET /files/, and PUT /files/ map a client-supplied URI directly to a filesystem path and stream the file, without confinement to the workspace or any allow-listed root. In ...

CVE-2026-60009

In Eclipse Theia versions up to and including 1.73.1, the @theia/filesystem backend binds POST /file-upload in every filesystem-enabled deployment. The handler takes an attacker-supplied absolute path from the multipart uri field and calls fs.movetmp, target, overwrite: true with no workspace...

PT-2026-68095

Name of the Vulnerable Software and Affected Versions Eclipse Theia versions prior to 1.73.2 Description The @theia/filesystem backend binds the 'POST /file-upload' endpoint in every filesystem-enabled deployment. The handler processes an absolute path provided by an attacker via the multipart ur...

PT-2026-68121

Name of the Vulnerable Software and Affected Versions Eclipse Theia versions prior to 1.73.2 Description The @theia/filesystem backend exposes HTTP file-download endpoints GET /file, GET /files/, and PUT /files/ that convert a client-supplied URI directly to a filesystem path and stream the file...

CVE-2026-61891: Improper Limitation of a Pathname to a Restricted Directory

In Eclipse Theia versions up to and including 1.73.1, the @theia/filesystem backend exposes HTTP file-download endpoints GET /file, GET /files/, PUT /files/ that convert a client-supplied URI directly to a filesystem path and stream the file, without confining it to the workspace or any...

CVE-2026-60009: Cross-Site Request Forgery (CSRF)

In Eclipse Theia versions up to and including 1.73.1, the @theia/filesystem backend binds POST /file-upload in every filesystem-enabled deployment. The handler takes an attacker-supplied absolute path from the multipart uri field and calls fs.movetmp, target, overwrite: true with no workspace...