onionshare

OnionShare OnionShareは、Torネットワークを使ってファイルを安全かつ匿名で共有したり、ウェブサイトをホストしたり、友人とチャットしたりできるオープンソースツールです。 OnionShareのインストール OnionShare for WindowsおよびmacOSは、OnionShareウェブサイトからダウンロードできます。 macOSでは、Homebrewも使用できます。 brew install --cask onionshare LinuxにFlatpakまたはSnapパッケージとしてOnionShareをインストールする方法は、これらの手順を参照してください...

PYSEC-2026-3586 OnionShare Receive mode writes uploaded files even when file uploads are disabled

Summary OnionShare CLI/Desktop 2.6.3 does not enforce the Receive mode disablefiles setting at the file upload sink. When a Receive service is configured as a text-message-only endpoint --disable-files / "Disable uploading files", a remote sender who can reach the OnionShare service can still sen...

OnionShare follows symlinks in shared directories, allowing unintended disclosure of local files

SummaryOnionShare CLI/Desktop 2.6.3 can follow symbolic links inside a selected Share or Website directory and serve the symlink target rather than limiting access to files physically contained in the selected directory. If a user shares a directory that contains attacker-supplied or otherwise...

OnionShare Receive mode writes uploaded files even when file uploads are disabled

SummaryOnionShare CLI/Desktop 2.6.3 does not enforce the Receive mode disablefiles setting at the file upload sink. When a Receive service is configured as a text-message-only endpoint --disable-files / "Disable uploading files", a remote sender who can reach the OnionShare service can still send...

PYSEC-2026-3585 OnionShare follows symlinks in shared directories, allowing unintended disclosure of local files

Summary OnionShare CLI/Desktop 2.6.3 can follow symbolic links inside a selected Share or Website directory and serve the symlink target rather than limiting access to files physically contained in the selected directory. If a user shares a directory that contains attacker-supplied or otherwise...

CVE-2026-54707

creationtimestamp| type| source ---|---|--- 2026-07-31 18:35:34+00:00| published-proof-of-concept| https://github.com/onionshare/onionshare/security/advisories/GHSA-v833-3823-cmhp...

CVE-2026-54706

OnionShare is an open source tool that lets you securely and anonymously share files, host websites, and chat with friends using the Tor network. Prior to 2.6.4, OnionShare CLI/Desktop follows symbolic links in cli/onionsharecli/web/sendbasemode.py through SendBaseModeWeb.setfileinfo and...

CVE-2026-54707

OnionShare is an open source tool that lets you securely and anonymously share files, host websites, and chat with friends using the Tor network. Prior to 2.6.4, OnionShare CLI/Desktop does not enforce the Receive mode disablefiles setting in cli/onionsharecli/web/receivemode.py, where...

UBUNTU-CVE-2026-54707

OnionShare is an open source tool that lets you securely and anonymously share files, host websites, and chat with friends using the Tor network. Prior to 2.6.4, OnionShare CLI/Desktop does not enforce the Receive mode disablefiles setting in cli/onionsharecli/web/receivemode.py, where...

CVE-2026-54706

OnionShare is an open source tool that lets you securely and anonymously share files, host websites, and chat with friends using the Tor network. Prior to 2.6.4, OnionShare CLI/Desktop follows symbolic links in cli/onionsharecli/web/sendbasemode.py through SendBaseModeWeb.setfileinfo and...

CVE-2026-54707

OnionShare is an open source tool that lets you securely and anonymously share files, host websites, and chat with friends using the Tor network. Prior to 2.6.4, OnionShare CLI/Desktop does not enforce the Receive mode disablefiles setting in cli/onionsharecli/web/receivemode.py, where...

UBUNTU-CVE-2026-54706

OnionShare is an open source tool that lets you securely and anonymously share files, host websites, and chat with friends using the Tor network. Prior to 2.6.4, OnionShare CLI/Desktop follows symbolic links in cli/onionsharecli/web/sendbasemode.py through SendBaseModeWeb.setfileinfo and...

Symlink Attack

Overview onionshare-cli is a software that lets you securely and anonymously send and receive files. It works by starting a web server, making it accessible as a Tor onion service, and generating an unguessable web address so others can download files from you, or upload files to you. It does not...

GHSA-22P9-R2F5-22MF OnionShare follows symlinks in shared directories, allowing unintended disclosure of local files

Summary OnionShare CLI/Desktop 2.6.3 can follow symbolic links inside a selected Share or Website directory and serve the symlink target rather than limiting access to files physically contained in the selected directory. If a user shares a directory that contains attacker-supplied or otherwise...

CVE-2026-54706 OnionShare follows symlinks in shared directories, allowing unintended disclosure of local files

OnionShare is an open source tool that lets you securely and anonymously share files, host websites, and chat with friends using the Tor network. Prior to 2.6.4, OnionShare CLI/Desktop follows symbolic links in cli/onionsharecli/web/sendbasemode.py through SendBaseModeWeb.setfileinfo and...

CVE-2026-54706

OnionShare is an open source tool that lets you securely and anonymously share files, host websites, and chat with friends using the Tor network. Prior to 2.6.4, OnionShare CLI/Desktop follows symbolic links in cli/onionsharecli/web/sendbasemode.py through SendBaseModeWeb.setfileinfo and...

CVE-2026-54706

OnionShare is an open source tool that lets you securely and anonymously share files, host websites, and chat with friends using the Tor network. Prior to 2.6.4, OnionShare CLI/Desktop follows symbolic links in cli/onionsharecli/web/sendbasemode.py through SendBaseModeWeb.setfileinfo and...

CVE-2026-54706

CVE-2026-54706 affects OnionShare prior to version 2.6.4. The issue arises when OnionShare follows symbolic links in shared directories via cli/onionshare_cli/web/send_base_mode.py in SendBaseModeWeb.set_file_info() and stream_individual_file(), allowing remote recipients of Share or Website mode...

CVE-2026-54706 OnionShare follows symlinks in shared directories, allowing unintended disclosure of local files

OnionShare is an open source tool that lets you securely and anonymously share files, host websites, and chat with friends using the Tor network. Prior to 2.6.4, OnionShare CLI/Desktop follows symbolic links in cli/onionsharecli/web/sendbasemode.py through SendBaseModeWeb.setfileinfo and...

CVE-2026-54706 OnionShare follows symlinks in shared directories, allowing unintended disclosure of local files

OnionShare is an open source tool that lets you securely and anonymously share files, host websites, and chat with friends using the Tor network. Prior to 2.6.4, OnionShare CLI/Desktop follows symbolic links in cli/onionsharecli/web/sendbasemode.py through SendBaseModeWeb.setfileinfo and...