CVE-2026-42451: Improper Neutralization of Input During Web Page Generation

Grimmory is a self-hosted digital library. Prior to version 2.3.1, a stored cross-site scripting XSS vulnerability in Grimmory's browser-based EPUB reader allows an attacker to embed arbitrary JavaScript in a crafted EPUB file. When a victim opens the book, the script executes in their browser wi...

PT-2026-39217

Name of the Vulnerable Software and Affected Versions Grimmory versions prior to 2.3.1 Description A stored cross-site scripting XSS issue in the browser-based EPUB reader allows an attacker to embed arbitrary JavaScript within a crafted EPUB file. When a user opens the affected book, the script...

Ech0's RSS feed renders unescaped tag names and raw-HTML markdown, stored XSS against subscribers

Summary The public RSS/Atom feed at /rss renders two attacker-controlled surfaces without HTML escaping. Tag names flow through fmt.AppendfrenderedContent, "%s", tag.Name at internal/service/common/common.go:120, and the Markdown renderer at internal/util/md/md.go does not set the html.SkipHTML...

CVE-2026-43272

A flaw was found in the Linux kernel's ring-buffer component. This vulnerability allows a local user to potentially cause a denial of service. The issue occurs because a pointer in the rbmetavalidateevents function is not properly initialized, and its dereference during a reader page validation...

Unity Linux 20.1070a Security Update: osbuild-composer (UTSA-2026-016489)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-016489 advisory. tar.Reader does not set a maximum size on the number of sparse region data blocks in GNU tar pax 1.0 sparse files. A maliciously-crafted archive containing a large...

Velocidex Velociraptor has an Incorrect Authorization issue

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...

EUVD-2026-27844

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...

GHSA-2V93-VP82-CJV8 Velocidex Velociraptor has an Incorrect Authorization issue

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-2026-6863

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-2026-43111

A flaw was found in the Linux kernel's roccat Human Interface Device HID driver. This vulnerability, a use-after-free, arises from a synchronization issue where the roccatreportevent function accesses a list of readers without adequate locking. A local attacker could exploit this to cause a syste...

avro-oom-compression-poc

Avro Decompression Bomb PoC CWE-409 Proof of concept demons...

CVE-2026-6863

CVE-2026-6863 affects Velociraptor versions prior to 0.76.4, where the HTTP API permits a cross-organization authorization bypass. A user with only the reader role in the root organization (lowest authenticated role with READ_RESULTS) can issue a single authenticated HTTP GET that can read any fi...

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-2026-6863 HTTP Filestore Endpoints Misapply Permissions Across Organizations

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...

BIT-JAVA-MIN-2024-25062

An issue was discovered in libxml2 before 2.11.7 and 2.12.x before 2.12.5. When using the XML Reader interface with DTD validation and XInclude expansion enabled, processing crafted XML documents can lead to an xmlValidatePopElement use-after-free...

BIT-JAVA-2024-25062

An issue was discovered in libxml2 before 2.11.7 and 2.12.x before 2.12.5. When using the XML Reader interface with DTD validation and XInclude expansion enabled, processing crafted XML documents can lead to an xmlValidatePopElement use-after-free...

CVE-2026-43272 ring-buffer: Fix possible dereference of uninitialized pointer

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Fix possible dereference of uninitialized pointer There is a pointer headpage in rbmetavalidateevents which is not initialized at the beginning of a function. This pointer can be dereferenced if there is a failure...

CVE-2026-43272

CVE-2026-43272 concerns the Linux kernel ring-buffer component. The root cause is an uninitialized pointer in rb_meta_validate_events(), which can be dereferenced during a reader-page validation failure, potentially causing a system crash or instability. The issue is fixed by initializing orig_he...

PT-2026-37809

An issue was discovered in libxml2 before 2.11.7 and 2.12.x before 2.12.5. When using the XML Reader interface with DTD validation and XInclude expansion enabled, processing crafted XML documents can lead to an xmlValidatePopElement use-after-free...

PT-2026-38016

An issue was discovered in libxml2 before 2.11.7 and 2.12.x before 2.12.5. When using the XML Reader interface with DTD validation and XInclude expansion enabled, processing crafted XML documents can lead to an xmlValidatePopElement use-after-free...