CVE-2026-80786: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: fbdev: Wrap user-invoked calls to fbsetvar in helper Handle fbcon during display updates in fbsetvarfromuser. Check with fbcon if the mode change is possible, update hardware state and finally update fbcon. Update all callers. On...

PT-2026-85544

Name of the Vulnerable Software and Affected Versions Postgres MCP Pro version 0.3.0 Description A restricted-mode bypass exists where function-name validation is not applied to RangeFunction nodes within FROM clauses. This allows attackers to bypass the allowlist and execute file-reading...

CVE-2026-84933: Exposure of Sensitive Information to an Unauthorized Actor

undici's cache interceptor does not handle the Set-Cookie response header anywhere in its cache path, so it neither refuses to store nor strips that header. In shared cache mode, which is the default, an otherwise cacheable response that carries a Set-Cookie header, for example one marked with a...

PT-2026-85554

excel-mcp-server 0.1.8 fails to enforce path confinement in stdio mode when EXCEL FILES PATH is unset, allowing attackers to read and write arbitrary files. Attackers can supply unchecked file paths to read and write tools to access any file accessible to the process...

CVE-2026-85620: Incorrect Authorization

Postgres MCP Pro 0.3.0 contains a restricted-mode bypass vulnerability where function-name validation is not applied to RangeFunction nodes in FROM clauses. Attackers can execute file-reading functions like pgreadfile through FROM-clause syntax to read arbitrary files despite restricted-mode...

Linux Distros Unpatched Vulnerability : CVE-2026-80786

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - fbdev: Wrap user-invoked calls to fbsetvar in helper Handle fbcon during display updates in fbsetvarfromuser. Check with fbcon if the mode change is possible,...

CVE-2026-85661: Improper Limitation of a Pathname to a Restricted Directory

excel-mcp-server 0.1.8 fails to enforce path confinement in stdio mode when EXCELFILESPATH is unset, allowing attackers to read and write arbitrary files. Attackers can supply unchecked file paths to read and write tools to access any file accessible to the process...

PT-2026-85627

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the fbdev component where user-invoked calls to the fb set var function were not consistently handling fbcon during display updates. While the FBIOPUT VSCREENINFO ioct...

PT-2026-91337

In the Linux kernel, the following vulnerability has been resolved: fbdev: Wrap user-invoked calls to fb set var in helper Handle fbcon during display updates in fb set var from user. Check with fbcon if the mode change is possible, update hardware state and finally update fbcon. Update all...

PT-2026-85626

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description In the fbdev component, the functions show mode, show modes, and store mode access fb info-modelist and fb info-mode without utilizing the lock fb info function. Because store modes...

CVE-2026-18167

A stack-based buffer overflow vulnerability exists in the EasyMesh module of TP-Link Archer AX55 v4. When Mesh mode is enabled, a LAN attacker may submit crafted input that causes the easymesh daemon to crash and may potentially achieve remote code execution on the device. Successful exploitation...

SiYuan: Missing publish-access filter on getAttributeViewKeysByID discloses database column schema, plus two unscoped block-ID enumeration oracles (publish mode)

CVE: This vulnerability corresponds to CVE-2026-72800. Summary POST /api/av/getAttributeViewKeysByID returns a database's full column schema with no publish-access filtering, while its sibling getAttributeViewKeys applies the filter for reader sessions. Two further endpoints,...

GHSA-5FHR-F75J-8WR9 SiYuan: Missing publish-access filter on getAttributeViewKeysByID discloses database column schema, plus two unscoped block-ID enumeration oracles (publish mode)

CVE: This vulnerability corresponds to CVE-2026-72800. Summary POST /api/av/getAttributeViewKeysByID returns a database's full column schema with no publish-access filtering, while its sibling getAttributeViewKeys applies the filter for reader sessions. Two further endpoints,...

EUVD-2026-57461

SiYuan: Encrypted-notebook key-derivation material and wrapped notebook keys disclosed to anonymous readers, enabling offline master-password cracking...

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

CVE: This vulnerability corresponds to CVE-2026-72808. Summary The /api/asset/getFileAnnotation endpoint returns the content of .sya PDF-annotation files with no publish-access check. It is gated by CheckAuth only, so it is reachable by the publish RoleReader token and by the anonymous account wh...

GHSA-V7PH-R5R6-4JCJ SiYuan: Missing publish-access filter on getFileAnnotation discloses private PDF annotations of forbidden/protected documents (publish mode)

CVE: This vulnerability corresponds to CVE-2026-72808. Summary The /api/asset/getFileAnnotation endpoint returns the content of .sya PDF-annotation files with no publish-access check. It is gated by CheckAuth only, so it is reachable by the publish RoleReader token and by the anonymous account wh...

SiYuan: SQL injection in backlink/mention search via unescaped stored and client input (publish mode): first-order (client keyword) and second-order (stored document title) breakout on read-write handle

CVE: This vulnerability corresponds to CVE-2026-72811. Summary The backlink/mention search query kernel/model/backlink.go concatenates stored block metadata title, name, alias, anchor text and the client-supplied keyword into a SQL MATCH/search statement, escaping only the double-quote character ...

GHSA-WGWX-479J-23VQ SiYuan: Missing authorization on refreshBacklink allows anonymous readers to trigger persistent server-side writes and unauthenticated resource amplification (publish mode)

CVE: This vulnerability corresponds to CVE-2026-72812. Summary The /api/ref/refreshBacklink endpoint is gated by CheckAuth only. Unlike its mutating siblings, it carries no CheckAdminRole, no CheckReadonly, and no inline reader-role guard so it falls through all three authorization mechanisms the...

GHSA-7J72-F6WG-CXW6 SiYuan: Anonymous publish-password authentication bypass via getHeadingChildrenDOM / getHeading*Transaction / getBacklinkDoc (publish mode)

CVE: This vulnerability corresponds to CVE-2026-68584. Summary SiYuan's publish mode defines a "protected" access level: a document that is publicly listed but requires a password to read per the product's own UI help text, protected = "Publicly visible, requires password to access". The password...

SiYuan: Cross-boundary metadata disclosure via getBlockInfo (publish mode): reader-reachable document title/root info for publish-forbidden docs; sibling getDocInfo is filtered

CVE: This vulnerability corresponds to CVE-2026-68585. Summary The /api/block/getBlockInfo endpoint returns document root metadata including the document title rootTitle for a block in a publish-forbidden document, with no publish-access check. Its sibling /api/block/getDocInfo applies the...