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...

CVE-2026-68587 SiYuan before v3.7.3 Information Disclosure via getHeading*Transaction

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...

CVE-2026-68587

SiYuan has a information-disclosure vulnerability affecting versions before v3.7.3. The flaw lies in the getHeadingDeleteTransaction, getHeadingLevelTransaction, and getHeadingInsertTransaction endpoints, which return rendered block DOM without publish-access checks. Consequently, anonymous reade...

EUVD-2026-52275

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...

CVE-2026-68586

SiYuan before v3.7.3 fails to apply publish-access filters to the getBacklinkDoc and getBackmentionDoc content endpoints /api/ref/getBacklinkDoc and /api/ref/getBackmentionDoc. While the corresponding backlink list endpoints filter publish-forbidden documents, the content endpoints gated only by...

EUVD-2026-52274

SiYuan before v3.7.3 fails to apply publish-access filters to the getBacklinkDoc and getBackmentionDoc content endpoints /api/ref/getBacklinkDoc and /api/ref/getBackmentionDoc. While the corresponding backlink list endpoints filter publish-forbidden documents, the content endpoints gated only by...

CVE-2026-59853

SiYuan is an open-source personal knowledge management system. Prior to 3.7.1, the /api/storage/getCriteria endpoint returns saved search criteria from data/storage/criteria.json without the publish-access filtering used by sibling storage endpoints, allowing a publish-mode Reader to read private...

CVE-2026-59853

SiYuan prior to 3.7.1 exposes saved search criteria via /api/storage/getCriteria without publish-access filtering, enabling a publish-mode Reader to read private document paths, notebooks, documents, and block IDs, and to search/replace keywords for unpublished documents. This reflects a data-exp...

SiYuan has broken access control in `/api/search/{searchAsset,searchTag,searchWidget,searchTemplate}` publish-mode

Summary The advisory GHSA-c77m-r996-jr3q patched getBookmark so that, when invoked by a publish-mode RoleReader, results are filtered through FilterBlocksByPublishAccess to remove entries from password-protected / publish-ignored notebooks. Four sibling search handlers in the same file did not...

GHSA-FMH9-GPQH-G53G SiYuan has broken access control in `/api/search/{searchAsset,searchTag,searchWidget,searchTemplate}` publish-mode

Summary The advisory GHSA-c77m-r996-jr3q patched getBookmark so that, when invoked by a publish-mode RoleReader, results are filtered through FilterBlocksByPublishAccess to remove entries from password-protected / publish-ignored notebooks. Four sibling search handlers in the same file did not...

PT-2026-40727

Name of the Vulnerable Software and Affected Versions SiYuan versions prior to 3.7.0 Description Broken access control in the publish-mode allows readers to enumerate metadata from documents that are invisible to the publish service. This occurs because certain search handlers do not filter...

GHSA-C77M-R996-JR3Q SiYuan: Unauthenticated Access to Password-Protected Bookmarks via /api/bookmark/getBookmark

Summary The publish service exposes bookmarked blocks from password-protected documents to unauthenticated visitors. In publish/read-only mode, /api/bookmark/getBookmark filters bookmark results by calling FilterBlocksByPublishAccessnil, .... Because the filter treats a nil context as authorized,...

CVE-2026-25767

LavinMQ is a high-performance message queue & streaming server. Before 2.6.8, an authenticated user, with the “Policymaker” tag, could create shovels bypassing access controls. an authenticated user with the "Policymaker" management tag could exploit it to read messages from vhosts they are not...

PT-2026-7896

Name of the Vulnerable Software and Affected Versions LavinMQ versions prior to 2.6.8 Description LavinMQ is a high-performance message queue and streaming server. An authenticated user with the “Policymaker” tag could create shovels bypassing access controls. Specifically, an authenticated user...