CVE-2026-87807

siyuan versions before v3.8.2 contain an authenticated SQL injection vulnerability in the fullTextSearchBlock endpoint's method=1 query parameter. Attackers can inject UNION SELECT statements to read the entire blocks table, bypassing publish-access controls and exposing all document content and...

CVE-2026-87809

Siyuan before v3.8.2 fails to apply publish-access filtering to embedded blocks before rendering in the /api/export/preview and /api/lute/copyStdMarkdown endpoints. Attackers with reader access can retrieve the full rendered content of private, hidden, or publish-disabled blocks by accessing publ...

CVE-2026-87809

Siyuan before v3.8.2 contains an information disclosure flaw where publish-access filtering is not applied to embedded blocks before rendering in the /api/export/preview and /api/lute/copyStdMarkdown endpoints. An attacker with reader-level access can retrieve the full rendered content of private...

EUVD-2026-74833

siyuan versions before v3.8.2 contain an authenticated SQL injection vulnerability in the fullTextSearchBlock endpoint's method=1 query parameter. Attackers can inject UNION SELECT statements to read the entire blocks table, bypassing publish-access controls and exposing all document content and...

EUVD-2026-57463

SiYuan: Missing publish-access filter on getBlockAttrs and batchGetBlockAttrs discloses block attributes name, alias, memo, custom fields of protected documents...

EUVD-2026-57409

SiYuan: Missing publish-access filter on getFileAnnotation discloses private PDF annotations of forbidden/protected documents publish mode...

EUVD-2026-52274

SiYuan: Cross-boundary content disclosure via getBacklinkDoc/getBackmentionDoc publish mode: reader-reachable rendered DOM of publish-forbidden docs; sibling list endpoints are filtered...

EUVD-2026-52275

SiYuan: Full-content disclosure of publish-disabled documents via getHeadingTransaction endpoints publish mode: reader-reachable rendered DOM with no publish-access check...

CVE-2026-72805

SiYuan versions before v3.7.4 fail to enforce publish-access checks on getBlockBreadcrumb, getRefText, and getBlockTreeInfos endpoints, allowing disclosure of protected document content and metadata. Anonymous readers or publish RoleReader accounts can retrieve document titles, ancestor block...

CVE-2026-72808

SiYuan versions up to and including v3.7.2 fixed in v3.7.4 contain an information disclosure vulnerability in the /api/asset/getFileAnnotation endpoint, which returns .sya PDF-annotation file content without a publish-access check. Because the endpoint is gated only by CheckAuth unlike the /asset...

CVE-2026-72808

SiYuan versions up to and including v3.7.2 (fixed in v3.7.4) contain an information disclosure vulnerability in the /api/asset/getFileAnnotation endpoint. The endpoint returns .sya PDF-annotation content without a publish-access check, being gated only by CheckAuth, which may allow an anonymous r...

CVE-2026-72808 SiYuan before v3.7.4 Information Disclosure via getFileAnnotation

SiYuan versions up to and including v3.7.2 fixed in v3.7.4 contain an information disclosure vulnerability in the /api/asset/getFileAnnotation endpoint, which returns .sya PDF-annotation file content without a publish-access check. Because the endpoint is gated only by CheckAuth unlike the /asset...

CVE-2026-72808

SiYuan versions up to and including v3.7.2 fixed in v3.7.4 contain an information disclosure vulnerability in the /api/asset/getFileAnnotation endpoint, which returns .sya PDF-annotation file content without a publish-access check. Because the endpoint is gated only by CheckAuth unlike the /asset...

CVE-2026-72805

Affected software: SiYuan before v3.7.4. Root cause: endpoints getBlockBreadcrumb, getRefText, and getBlockTreeInfos do not enforce publish-access checks. Impact: anonymous readers or publish RoleReader accounts can disclose document titles, ancestor block content snippets, reference text, and pa...

CVE-2026-72805

SiYuan versions before v3.7.4 fail to enforce publish-access checks on getBlockBreadcrumb, getRefText, and getBlockTreeInfos endpoints, allowing disclosure of protected document content and metadata. Anonymous readers or publish RoleReader accounts can retrieve document titles, ancestor block...

CVE-2026-72797 SiYuan before v3.7.4 Information Disclosure via getEncryptedNotebookStatus

SiYuan versions before v3.7.4 contain an information disclosure vulnerability in the getEncryptedNotebookStatus endpoint that returns encrypted notebook identifiers, names, and lock states without publish-access filtering. Anonymous readers and publish-mode accounts can enumerate all encrypted...

CVE-2026-72795

SiYuan versions before v3.7.4 fail to filter embedded block content by publish access in the getBlockDOMWithEmbed and getBlockDOMsWithEmbed endpoints. Attackers can request published blocks containing embed queries to read content from password-protected, hidden, or forbidden documents without...

PT-2026-71250

Name of the Vulnerable Software and Affected Versions SiYuan versions prior to 3.7.4 Description An information disclosure issue exists in the '/api/asset/getFileAnnotation' endpoint. The endpoint returns .sya PDF-annotation file content without performing a publish-access check, as it is only...

PT-2026-71242

Name of the Vulnerable Software and Affected Versions SiYuan versions prior to 3.7.4 Description Authenticated readers or anonymous users when publish authentication is disabled can exploit missing publish-access filtering across multiple endpoints. The endpoint '/api/av/getAttributeViewKeysByID'...

CVE-2026-68587

SiYuan versions before v3.7.3 contain an information disclosure vulnerability in the getHeadingDeleteTransaction, getHeadingLevelTransaction, and getHeadingInsertTransaction endpoints that return rendered block DOM without publish-access checks. Anonymous readers or publish RoleReader tokens can...