CVE-2026-100640

SiYuan before v3.8.4 contains an authorization omission in the siyuan-get IPC handler that allows remote-kernel renderers to access native clipboard formats by invoking clipboardReadMathML, clipboardReadOffice, and clipboardReadWPS commands with matching plaintext. Attackers controlling remote...

CVE-2026-100640 SiYuan before v3.8.4 Clipboard Data Disclosure via IPC

SiYuan before v3.8.4 contains an authorization omission in the siyuan-get IPC handler that allows remote-kernel renderers to access native clipboard formats by invoking clipboardReadMathML, clipboardReadOffice, and clipboardReadWPS commands with matching plaintext. Attackers controlling remote...

EUVD-2026-87734

SiYuan before v3.8.4 contains an authorization omission in the siyuan-get IPC handler that allows remote-kernel renderers to access native clipboard formats by invoking clipboardReadMathML, clipboardReadOffice, and clipboardReadWPS commands with matching plaintext. Attackers controlling remote...

CVE-2026-100640 SiYuan before v3.8.4 Clipboard Data Disclosure via IPC

SiYuan before v3.8.4 contains an authorization omission in the siyuan-get IPC handler that allows remote-kernel renderers to access native clipboard formats by invoking clipboardReadMathML, clipboardReadOffice, and clipboardReadWPS commands with matching plaintext. Attackers controlling remote...

CVE-2026-100640 SiYuan before v3.8.4 Clipboard Data Disclosure via IPC

SiYuan before v3.8.4 contains an authorization omission in the siyuan-get IPC handler that allows remote-kernel renderers to access native clipboard formats by invoking clipboardReadMathML, clipboardReadOffice, and clipboardReadWPS commands with matching plaintext. Attackers controlling remote...

CVE-2026-100640

SiYuan versions before v3.8.4 are vulnerable to an authorization omission in the siyuan-get IPC handler. This flaw allows remote-kernel renderers to access native clipboard formats by invoking specific commands, including clipboardReadMathML, clipboardReadOffice, and clipboardReadWPS, using match...

CVE-2026-100640: Exposure of Sensitive Information to an Unauthorized Actor

SiYuan before v3.8.4 contains an authorization omission in the siyuan-get IPC handler that allows remote-kernel renderers to access native clipboard formats by invoking clipboardReadMathML, clipboardReadOffice, and clipboardReadWPS commands with matching plaintext. Attackers controlling remote...

PT-2026-99311

Name of the Vulnerable Software and Affected Versions SiYuan versions prior to 3.8.4 Description An authorization omission exists in the siyuan-get IPC handler. This allows remote-kernel renderers to access native clipboard formats by invoking the clipboardReadMathML, clipboardReadOffice, and...