kernel: KVM: x86: Fix shadow paging use-after-free due to unexpected GFN

A flaw was found in the Linux kernel's KVM Kernel-based Virtual Machine x86 shadow paging mechanism. This use-after-free vulnerability arises from incorrect handling of Guest Frame Numbers GFNs when guest page tables are modified. A local attacker with control over a guest virtual machine could...

CVE-2026-55212

Pimcore is an Open Source Data & Experience Management Platform. Prior to 2025.4.6 and 2026.1.6, the Studio API class definition creation endpoint POST /pimcore-studio/api/class/definition/configuration-view/detail/create is guarded by the objects permission instead of the classes permission,...

CVE-2026-55212 Pimcore: Insufficient Permission Check on Class Definition Creation Endpoint Allows Privilege Escalation

Pimcore is an Open Source Data & Experience Management Platform. Prior to 2025.4.6 and 2026.1.6, the Studio API class definition creation endpoint POST /pimcore-studio/api/class/definition/configuration-view/detail/create is guarded by the objects permission instead of the classes permission,...

PT-2026-56935

Name of the Vulnerable Software and Affected Versions Pimcore versions prior to 2025.4.6 Pimcore versions prior to 2026.1.6 Description The Studio API class definition creation endpoint 'POST /pimcore-studio/api/class/definition/configuration-view/detail/create' is guarded by the objects permissi...

PT-2026-56854

Name of the Vulnerable Software and Affected Versions Admidio versions prior to 5.0.11 Description The 'modules/plugins.php' endpoint handles plugin installation, uninstallation, and update operations via GET requests without CSRF Cross-Site Request Forgery token validation. CSRF is a type of...

CVE-2026-55873

SeaweedFS is a distributed storage system. In versions 4.08 through 4.33, requests signed with SigV4 service s3tables are routed to the S3Tables management API where authorization collapses account-less S3 identities into the shared admin account and fails open, allowing an authenticated...

CVE-2026-55873 SeaweedFS: Improper authorization in the S3Tables / Iceberg REST management API lets a low-privileged S3 user enumerate administrator-owned table buckets

SeaweedFS is a distributed storage system. In versions 4.08 through 4.33, requests signed with SigV4 service s3tables are routed to the S3Tables management API where authorization collapses account-less S3 identities into the shared admin account and fails open, allowing an authenticated...

WordPress Active Products Tables for WooCommerce plugin <= 1.1.0 - Cross Site Scripting (XSS) vulnerability

Cross Site Scripting XSS vulnerability discovered by hhhai in WordPress Plugin Active Products Tables for WooCommerce versions = 1.1.0...

kernel: Linux kernel KVM: Privilege escalation or denial of service due to improper shadow page table entry handling

A flaw was found in the Linux kernel's Kernel-based Virtual Machine KVM component. A local attacker with privileges on the host system could exploit a vulnerability in how KVM handles shadow page table entries SPTEs during memory-mapped I/O MMIO operations. By manipulating guest page table entrie...

kernel: Linux kernel KVM: Privilege escalation or denial of service due to improper shadow page table entry handling

A flaw was found in the Linux kernel's Kernel-based Virtual Machine KVM component. A local attacker with privileges on the host system could exploit a vulnerability in how KVM handles shadow page table entries SPTEs during memory-mapped I/O MMIO operations. By manipulating guest page table entrie...

The vulnerability in the net/netfilter/nf_tables_api.c component of the Linux operating system allows a hacker to cause a service failure.

The vulnerability in the net/netfilter/nftablesapi.c component of the Linux operating system is related to the dereferencing of a pointer whose validity has expired. Exploiting this vulnerability can allow an attacker to cause a service failure...

The vulnerability in the net/netfilter/nf_tables_api.c component of the Linux operating system allows a hacker to cause a service failure.

The vulnerability of the net/netfilter/nftablesapi.c component in the Linux operating system is related to the use of memory after it is freed. Exploiting this vulnerability can allow an attacker to cause a service failure...

PT-2026-56467

Name of the Vulnerable Software and Affected Versions SeaweedFS versions 4.08 through 4.33 Description Requests signed with the SigV4 service s3tables are routed to the S3Tables management API. In this process, authorization collapses account-less S3 identities into a shared admin account and fai...

PYSEC-2026-1166 Apache Superset has incorrect authorization check

An Incorrect authorisation check in SQLLab in Apache Superset versions up to and including 2.1.0. This vulnerability allows an authenticated user to query tables that they do not have proper access to within Superset. The vulnerability can be exploited by leveraging a SQL parsing vulnerability...

Apache Superset has incorrect authorization check

An Incorrect authorisation check in SQLLab in Apache Superset versions up to and including 2.1.0. This vulnerability allows an authenticated user to query tables that they do not have proper access to within Superset. The vulnerability can be exploited by leveraging a SQL parsing vulnerability...

PYSEC-2026-1187 Apache Superset vulnerable to improper data authorization

Improper data authorization check on Jinja templated queries in Apache Superset up to and including 2.1.0 allows for an authenticated user to issue queries on database tables they may not have access to...

EUVD-2026-41954

showdown contains a stored cross-site scripting vulnerability in the parseHeaders function of src/subParsers/makehtml/tables.js that fails to properly escape table header ID attributes. Attackers can inject arbitrary HTML and script-executing SVG elements through double-quote characters in markdo...

CVE-2026-59710

showdown contains a stored cross-site scripting vulnerability in the parseHeaders function of src/subParsers/makehtml/tables.js that fails to properly escape table header ID attributes. Attackers can inject arbitrary HTML and script-executing SVG elements through double-quote characters in markdo...

CVE-2026-59710

showdown contains a stored cross-site scripting vulnerability in the parseHeaders function of src/subParsers/makehtml/tables.js that fails to properly escape table header ID attributes. Attackers can inject arbitrary HTML and script-executing SVG elements through double-quote characters in markdo...

CVE-2026-59710 showdown - Stored XSS via Unescaped Table Header ID Attribute Injection

showdown contains a stored cross-site scripting vulnerability in the parseHeaders function of src/subParsers/makehtml/tables.js that fails to properly escape table header ID attributes. Attackers can inject arbitrary HTML and script-executing SVG elements through double-quote characters in markdo...