CVE-2026-44767

setThemeRoot failed to enforce the sap-allowed-theme-origins allowlist. An attacker-controlled absolute cross-origin URL could be stored and used directly to construct a element, even when no tag was present in the document. The same bypass was reachable via the ?sap-themeRoot URL...

CVE-2026-44767 Allowlist Bypass in setThemeRoot() Enables Cross-Origin CSS Injection

setThemeRoot failed to enforce the sap-allowed-theme-origins allowlist. An attacker-controlled absolute cross-origin URL could be stored and used directly to construct a element, even when no tag was present in the document. The same bypass was reachable via the ?sap-themeRoot URL...

PYSEC-2026-3071 Soup Sieve has Memory Exhaustion via Large Comma-Separated Selector Lists

Summary The CSS selector parser in soupsieve the CSS selector engine for Beautiful Soup 4 allocates unbounded memory when compiling large comma-separated selector lists. An attacker who can supply a crafted CSS selector string to soupsieve.compile or Beautiful Soup's .select / .selectone can caus...

CVE-2026-9731 Wp Js Detect <= 1.0.9 - Cross-Site Request Forgery to Plugin Settings Update

The Wp Js Detect plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.0.9. This is due to missing or incorrect nonce validation on the pluginsettings function. This makes it possible for unauthenticated attackers to update the plugin's...

LangChain Text Splitters is vulnerable to XML External Entity (XXE) attacks due to unsafe XSLT parsing

The HTMLSectionSplitter class in langchain-text-splitters is vulnerable to XML External Entity XXE attacks due to unsafe XSLT parsing. This vulnerability arises because the class allows the use of arbitrary XSLT stylesheets, which are parsed using lxml.etree.parse and lxml.etree.XSLT without any...

PT-2026-58097

Name of the Vulnerable Software and Affected Versions Roundcube affected versions not specified Description A Server-Side Request Forgery SSRF issue exists in the Roundcube webmail application. This allows an attacker to induce the server to make requests to an arbitrary destination...

Linux Distros Unpatched Vulnerability : CVE-2026-13601

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in Yelp due to an overly permissive Content Security Policy CSP implementation provided by yelp-xsl. A malicious Flatpak application can open...

CVE-2026-57963

The Thunderbird email client is vulnerable to a chat UI manipulation flaw where an attacker sending HTML chat messages (via Matrix or XMPP ) can inject arbitrary styled content , phishing links , and CSS to manipulate the chat interface. This issue was addressed in versions 152.0.1 and 140.12.1 ....

EUVD-2026-40066

A flaw was found in Yelp due to an overly permissive Content Security Policy CSP implementation provided by yelp-xsl. A malicious Flatpak application can open crafted help content through the OpenURI portal. By embedding an untrusted CSS stylesheet within a structured SVG document,...

libxslt: use-after-free with key data stored cross-RVT

A use-after-free vulnerability was found in libxslt while parsing xsl nodes that may lead to the dereference of expired pointers and application crash...

libxslt: use-after-free with key data stored cross-RVT

A use-after-free vulnerability was found in libxslt while parsing xsl nodes that may lead to the dereference of expired pointers and application crash...

EUVD-2026-38697

The Cornerstone WordPress plugin before 7.8.8 does not enforce capability checks on one of its CSS-preview request handlers, and exposes the nonce needed to call it to every logged-in user on any wp-admin page, allowing any authenticated user to evaluate dynamic content tokens against arbitrary...

PT-2026-52108

Name of the Vulnerable Software and Affected Versions SiYuan versions prior to 3.7.0 Description A flaw exists where a CSS snippet body containing can break out of its surrounding tag during interpolation by the renderSnippet function via insertAdjacentHTML. This allows the execution of arbitrary...

PT-2026-50600

Name of the Vulnerable Software and Affected Versions org.hl7.fhir.utilities versions 6.9.8 and earlier Description The org.hl7.fhir.utilities library contains an XML External Entity XXE injection flaw. The saxonTransform function overloads instantiate a bare net.sf.saxon.TransformerFactoryImpl...

CVE-2026-12089 WS Optimize – All-in-One Speed Booster & Cache Tools <= 3.3.19 - Authenticated (Editor+) Arbitrary File Read

The LWS Optimize – All-in-One Speed Booster & Cache Tools plugin for WordPress is vulnerable to Arbitrary File Read in versions up to, and including, 3.3.19. This is due to the combinecurrentcss function trusting values harvested from page HTML and converting same-site URLs to absolute filesystem...

JLSEC-2026-581

Use after free in Blink XSLT in Google Chrome prior to 91.0.4472.164 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page...

PT-2026-50749

In numbers.c in libxslt 1.1.33, a type holding grouping characters of an xsl:number instruction was too narrow and an invalid character/length combination could be passed to xsltNumberFormatDecimal, leading to a read of uninitialized stack data...

Medium: yelp

Issue Overview: A sandbox escape vulnerability was found in yelp, the GNOME help viewer. Bypassing the fix for CVE-2025-3155, a malicious help document can use a CSS stylesheet embedded in an SVG image to exfiltrate the contents of local files such as files under /proc to an external server witho...

EulerOS Virtualization 2.10.1 : libxslt (EulerOS-SA-2026-2029)

According to the versions of the libxslt package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : A use-after-free vulnerability was found in libxslt while parsing xsl nodes that may lead to the dereference of expired pointers an...

CVE-2026-6403

The Quick Playground plugin for WordPress is vulnerable to Path Traversal in versions up to and including 1.3.3. This is due to insufficient path validation in the qckplyziptheme function, which appends a user-controlled 'stylesheet' parameter directly to the theme root directory path without...