yelp: yelp-xsl: Overly Permissive Content Security Policy in Yelp Allows Host File Disclosure from Flatpak Applications

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,...

yelp: yelp-xsl: Overly Permissive Content Security Policy in Yelp Allows Host File Disclosure from Flatpak Applications

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,...

PT-2026-71918

jupyterlab is an extensible environment for interactive and reproducible computing, based on the Jupyter Notebook Architecture. From 3.3.0 until 4.5.10 and 4.6.2, JupyterLab allows notebook settings to be shared and applied through an overrides.json file using the Import button in the Settings...

CVE-2026-73422

Astro is a web framework for content-driven websites. From 2.9.0 until 7.1.0, Astro's server-side View Transition CSS generator interpolates animation properties into an inline style element without escaping them for CSS and HTML contexts. An attacker-controlled View Transition animation value su...

CVE-2026-73422 Astro: Reflected XSS via unescaped View Transition animation properties

Astro is a web framework for content-driven websites. From 2.9.0 until 7.1.0, Astro's server-side View Transition CSS generator interpolates animation properties into an inline style element without escaping them for CSS and HTML contexts. An attacker-controlled View Transition animation value su...

EUVD-2026-57606

Astro is a web framework for content-driven websites. From 2.9.0 until 7.1.0, Astro's server-side View Transition CSS generator interpolates animation properties into an inline style element without escaping them for CSS and HTML contexts. An attacker-controlled View Transition animation value su...

CVE-2026-73422

CVE-2026-73422 (Astro) : From 2.9.0 through 7.1.0, Astro’s server-side View Transition CSS generator serializes animation properties into an inline style element without escaping for CSS/HTML contexts. An attacker-controlled value (e.g., duration) can terminate the style element and inject arbitr...

CVE-2026-73422 Astro: Reflected XSS via unescaped View Transition animation properties

Astro is a web framework for content-driven websites. From 2.9.0 until 7.1.0, Astro's server-side View Transition CSS generator interpolates animation properties into an inline style element without escaping them for CSS and HTML contexts. An attacker-controlled View Transition animation value su...

Winter: Stored XSS through Editor Settings custom styles

Impact Authenticated Backend Users with the backend.manageeditor "Manage editor settings" permission can provide custom styles through Settings → Editor Settings → Markup Styles that are compiled through the LESS CSS parser and rendered on every backend page. Previously, the compiled output was n...

Winter: Stored XSS through Brand Settings custom styles

Impact Users with the backend.managebranding "Customize the back-end" permission can provide custom CSS through Settings → Customize Backend → Styles that is compiled through the LESS CSS parser and rendered on every backend page. Previously, the compiled output was not sanitized, which could hav...

Cross-site Scripting (XSS)

Overview Affected versions of this package are vulnerable to Cross-site Scripting XSS in the custom styles process. An attacker can execute arbitrary scripts in the context of backend users by injecting malicious CSS that is not properly sanitized. This is only exploitable if the attacker has the...

PT-2026-71318

Astro is a web framework for content-driven websites. From 2.9.0 until 7.1.0, Astro's server-side View Transition CSS generator interpolates animation properties into an inline style element without escaping them for CSS and HTML contexts. An attacker-controlled View Transition animation value su...

EUVD-2026-55975

Affected versions of cti-transmute render data obtained from a remote MISP instance into the event-browser interface using HTML interpolation. Because fields such as event IDs, event information, organization names, tags, tag colors, TLP labels, distribution labels, and error/flash text may be...

PT-2026-70083

Name of the Vulnerable Software and Affected Versions cti-transmute affected versions not specified Description The software renders data from a remote MISP instance into the event-browser interface using HTML interpolation. A malicious or compromised remote server can control fields such as even...

CVE-2026-72574 picocms Pico - Host Header Injection Enables Script Source Hijacking

A host header injection vulnerability in picocms/Pico through 2.1.4 allows an unauthenticated remote attacker to control the origin of JavaScript and CSS assets loaded by the default theme. When baseurl is unset the default, Pico::getBaseUrl in lib/Pico.php builds the base URL from unvalidated...

CVE-2026-50159

A flaw was found in Mermaid, a JavaScript tool for creating diagrams and charts. An attacker who can provide diagram text can inject arbitrary CSS Cascading Style Sheets into the rendered web page. This is possible due to a vulnerability in how sibling combinator selectors are generated from...

Astra Linux – Vulnerability in Thunderbird

When a user explicitly requested Thunderbird to decrypt an inline OpenPGP message that was embedded in a text section of an email, which was formatted and styled using HTML and CSS, the decrypted contents were displayed in a context where the CSS styles from the outer messages remained active. If...

Astra Linux – Vulnerability in Firefox and Thunderbird

Use-after-free in the CSS Parsing and Computation component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...

Astra Linux – Vulnerability in Chromium

The use of after-free in CSS in Google Chrome before version 146.0.7680.178 allowed a remote attacker to execute arbitrary code within a sandbox through a crafted HTML page. Chromium security severity: High...

Astra Linux – Vulnerability in Chromium

The use of after-free in CSS in Google Chrome before version 147.0.7727.101 allowed a remote attacker to execute arbitrary code within a sandbox through a crafted HTML page. Chromium security severity: High...