CVE-2026-87809 Siyuan before v3.8.2 Information Disclosure via Export Preview

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 Information Disclosure via Export Preview

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...

EUVD-2026-74835

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...

CVE-2026-87809 Siyuan before v3.8.2 Information Disclosure via Export Preview

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...

PT-2026-88947

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...

SiYuan: Path Traversal via unvalidated avID in RenderAttributeView/AV read endpoints : reader-reachable cross-scope attribute-view disclosure

CVE: This vulnerability corresponds to CVE-2026-69086. Summary Four attribute-view read endpoints build a filesystem path from a caller-controlled id/avID and read it without confining the result to the attribute-view storage directory DataDir/storage/av/. On the load file-exists code path there ...

CVE-2026-68586 SiYuan before v3.7.3 Content Disclosure via getBacklinkDoc

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-2026-16799

Devolutions PowerShell Universal versions 2026.2.2 and earlier are vulnerable to improper access control within the automation tests and workflows features. Due to missing server-side authorization checks, an authenticated user with only the Reader role can execute automation tests and modify wor...

CVE-2026-59853 SiYuan: Publish-mode Reader can exfiltrate private saved-search Criteria via /api/storage/getCriteria (missing publish-access filter)

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...

GO-2026-5725 Omni: Reader-level users can retrieve imported cluster CA keys via ResourceService in github.com/siderolabs/omni

Omni: Reader-level users can retrieve imported cluster CA keys via ResourceService in github.com/siderolabs/omni...

Omni: Reader-level users can retrieve imported cluster CA keys via ResourceService

Summary Omni supports importing standalone Talos clusters. During this process, an ImportedClusterSecrets resource is created, which contains the full CA secrets bundle for the cluster being imported. If these secrets are not rotated by the importing actor, an authenticated Omni user with Reader...

GHSA-WV8C-6MX2-XF4J Omni: Reader-level users can retrieve imported cluster CA keys via ResourceService

Summary Omni supports importing standalone Talos clusters. During this process, an ImportedClusterSecrets resource is created, which contains the full CA secrets bundle for the cluster being imported. If these secrets are not rotated by the importing actor, an authenticated Omni user with Reader...

PT-2026-46989

Name of the Vulnerable Software and Affected Versions Omni affected versions not specified Description An authenticated user with Reader access can retrieve the ImportedClusterSecrets resource during the process of importing standalone Talos clusters. This resource contains the full CA secrets...

CVE-2026-49299

In OpenStack Neutron before 28.0.1, the tagging controller enforces plural policy action names on single-tag write operations while the defined policy rules use singular names. The mismatched names evaluate as allowed under the default policy, permitting a project reader to create and update tags...

CVE-2026-6863

Velociraptor versions prior to 0.76.4 contain a cross organization authorization bypass in the HTTP API. A user with only the reader role in the root organization the lowest authenticated role, holding only READRESULTS permission can issue a single authenticated HTTP GET that can read any files...

CVE-2026-29073

Technical details about CVE-2026-29073 are not provided in the connected documents. The SUSE/OSV entries reference the CVE within a broader vulndb update but do not describe affected products, versions, or exploit specifics. Monitor for updates.

CVE-2026-29073 SiYuan: Direct SQL Query API accessible to Reader-level users enables unauthorized database access

SiYuan is a personal knowledge management system. Prior to version 3.6.0, the /api/query/sql lets a user run sql directly, but it only checks basic auth, not admin rights, any logged-in user, even readers, can run any sql query on the database. This issue has been patched in version 3.6.0...

GHSA-JQWG-75QF-VMF9 SiYuan's direct SQL Query API accessible to Reader-level users enables unauthorized database access

Summary /api/query/sql allows users to run SQL directly, but it only checks basic auth, not admin rights, any logged-in user, even readers, can run any SQL query on the database. Details The vulnerable endpoint is in kernel/api/sql.go go func SQLc gin.Context ret := gulu.Ret.NewResult defer...

Happy 23rd Birthday TaoSecurity Blog

Happy birthday TaoSecurity Blog, born on this day in 2003! The best way to digest the key lessons from this site is to browse my four volume Best of TaoSecurity Blog book series, published in 2020. It's available in print as seen here, or as a properly formatted HTML-based digital book -- none of...