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...

CVE-2026-81644

DoS vulnerability in the preview service module. Impact: Successful exploitation of this vulnerability may affect availability...

CVE-2026-81644

DoS vulnerability in the preview service module. Impact: Successful exploitation of this vulnerability may affect availability...

CVE-2026-81644

DoS vulnerability in the preview service module. Impact: Successful exploitation of this vulnerability may affect availability...

CVE-2026-81644

CVE-2026-81644 is a Denial of Service vulnerability in the preview service module , with impact limited to availability . The CVSS 3.1 score is 4.3 (MEDIUM) with vector AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L, indicating a network-reachable, low-complexity attack that requires user interaction and no...

EUVD-2026-74599

DoS vulnerability in the preview service module. Impact: Successful exploitation of this vulnerability may affect availability...

CVE-2026-87814: Improper Neutralization of Input During Web Page Generation

SiYuan before v3.8.2 contains a stored cross-site scripting vulnerability in the search asset preview feature that fails to escape indexed asset content before inserting it into the DOM using innerHTML. Attackers who can place crafted text assets in a workspace can execute JavaScript in the SiYua...

PT-2026-88947

Name of the Vulnerable Software and Affected Versions Siyuan versions prior to 3.8.2 Description Insufficient publish-access filtering for embedded blocks occurs during rendering. Users with reader access can retrieve the full rendered content of private, hidden, or publish-disabled blocks by...

PT-2026-88952

Name of the Vulnerable Software and Affected Versions SiYuan versions prior to 3.8.2 Description A stored cross-site scripting issue exists in the search asset preview feature. The application fails to escape indexed asset content before inserting it into the Document Object Model DOM using the...

CVE-2026-71802

A stored Cross-Site Scripting XSS vulnerability exists in the announcement preview component of REBUILD 4.4.3. Although the announcement content undergoes HTML escaping on the server side, the client-side preview code reverses the escaped entities using jQuery's html.text method and subsequently...

CVE-2026-71802

A stored Cross-Site Scripting (XSS) vulnerability exists in the announcement preview component of REBUILD 4.4.3 . While the server performs HTML escaping on announcement content, the client-side preview code uses jQuery's html().text() method to reverse those escapes before injecting the result i...

PT-2026-89151

A stored Cross-Site Scripting XSS vulnerability exists in the announcement preview component of REBUILD 4.4.3. Although the announcement content undergoes HTML escaping on the server side, the client-side preview code reverses the escaped entities using jQuery's html.text method and subsequently...

CVE-2026-71802

A stored Cross-Site Scripting XSS vulnerability exists in the announcement preview component of REBUILD 4.4.3. Although the announcement content undergoes HTML escaping on the server side, the client-side preview code reverses the escaped entities using jQuery's html.text method and subsequently...

PT-2026-88801

DoS vulnerability in the preview service module. Impact: Successful exploitation of this vulnerability may affect availability...

CVE-2026-87809: Authorization Bypass Through User-Controlled Key

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-2026-89172

Name of the Vulnerable Software and Affected Versions Open WebUI versions 0.8.11 through 0.11.0 Description An issue exists where the in-app port preview renders content in an iframe sandbox that simultaneously grants allow-scripts and allow-same-origin. Because the terminal proxy serves this...

PT-2026-89032

Snipe-IT versions = 7.0.12 and = 8.6.3 contain an authorization bypass in the Livewire importer component AppLivewireImporter, mounted at the imports.index route. The component only checked the broad 'import' ability at mount time, while its files and activeFile computed properties queried the...

CVE-2026-71802: Improper Neutralization of Input During Web Page Generation

A stored Cross-Site Scripting XSS vulnerability exists in the announcement preview component of REBUILD 4.4.3. Although the announcement content undergoes HTML escaping on the server side, the client-side preview code reverses the escaped entities using jQuery's html.text method and subsequently...

EUVD-2026-75161

A stored Cross-Site Scripting XSS vulnerability exists in the announcement preview component of REBUILD 4.4.3. Although the announcement content undergoes HTML escaping on the server side, the client-side preview code reverses the escaped entities using jQuery's html.text method and subsequently...