Cross-site Scripting (XSS)

Overview getgrav/grav is a Modern, Crazy Fast, Ridiculously Easy and Amazingly Powerful Flat-File CMS. Affected versions of this package are vulnerable to Cross-site Scripting XSS in the admin/edit endpoint. An attacker can execute arbitrary scripts in the context of the admin interface by...

Grav CMS is vulnerable to Cross Site Scripting (XSS) in the page editor

Grav CMS 1.7.49 is vulnerable to Cross Site Scripting XSS. The page editor allows authenticated users to edit page content via a Markdown editor. The editor fails to properly sanitize tags, allowing stored XSS payloads to execute when pages are viewed in the admin interface...

CVE-2025-65186

Grav CMS 1.7.49 is vulnerable to Cross Site Scripting XSS. The page editor allows authenticated users to edit page content via a Markdown editor. The editor fails to properly sanitize tags, allowing stored XSS payloads to execute when pages are viewed in the admin interface...

CVE-2025-66025

Caido is a web security auditing toolkit. Prior to version 0.53.0, the Markdown renderer used in Caido’s Findings page improperly handled user-supplied Markdown, allowing attacker-controlled links to be rendered without confirmation. When a user opened a finding generated through the scanner, or...

mdast-util-to-hast has unsanitized class attribute

Impact Multiple unprefixed classnames could be added in markdown source by using character references. This could make rendered user supplied markdown code elements appear like the rest of the page. The following markdown: markdown jsxss Would create If your page then applied .xss classes or...

GHSA-4FH9-H7WG-Q85M mdast-util-to-hast has unsanitized class attribute

Impact Multiple unprefixed classnames could be added in markdown source by using character references. This could make rendered user supplied markdown code elements appear like the rest of the page. The following markdown: markdown jsxss Would create If your page then applied .xss classes or...

CVE-2025-65186

Grav CMS 1.7.49 is vulnerable to Cross Site Scripting XSS. The page editor allows authenticated users to edit page content via a Markdown editor. The editor fails to properly sanitize tags, allowing stored XSS payloads to execute when pages are viewed in the admin interface...

CVE-2025-65186

Grav CMS 1.7.49 is vulnerable to Cross Site Scripting XSS. The page editor allows authenticated users to edit page content via a Markdown editor. The editor fails to properly sanitize tags, allowing stored XSS payloads to execute when pages are viewed in the admin interface...

CVE-2025-65186

Grav CMS 1.7.49 is vulnerable to Cross Site Scripting XSS. The page editor allows authenticated users to edit page content via a Markdown editor. The editor fails to properly sanitize tags, allowing stored XSS payloads to execute when pages are viewed in the admin interface...

CVE-2025-65186

Summary (CVE-2025-65186): Grav CMS 1.7.49 is reported vulnerable to Cross Site Scripting (XSS) via the page editor. The Markdown editor does not adequately sanitize script tags, enabling stored XSS payloads that execute when pages are viewed in the admin interface. Affected component: the admin/p...

Google Chrome 安全漏洞

Google Chrome is a web browser from Google, Inc USA. A security vulnerability exists in Google Chrome for Windows prior to version 143.0.7499.41, which stems from an improperly implemented download that could lead to a markdown bypass attack...

PT-2025-48711

Grav CMS 1.7.49 is vulnerable to Cross Site Scripting XSS. The page editor allows authenticated users to edit page content via a Markdown editor. The editor fails to properly sanitize tags, allowing stored XSS payloads to execute when pages are viewed in the admin interface...

Improperly Controlled Modification of Dynamically-Determined Object Attributes

Overview org.webjars.npm:mdast-util-to-hast is a mdast utility to transform to hast Affected versions of this package are vulnerable to Improperly Controlled Modification of Dynamically-Determined Object Attributes in the class attribute in rendered markdown code elements. An attacker can cause...

CVE-2025-66400

Summary: mdast-util-to-hast (an MD to HAST utility) is affected from versions 13.0.0 up to before 13.2.1. The issue arises when using character references to inject unprefixed classnames in Markdown sources, which can cause rendered user-supplied code elements to appear as part of the page. The p...

Security Bulletin: Astronomer with IBM is vulnerable to cross-site scripting due to the markdown-it package (CVE-2025-7969)

Summary Markdown-it is used by Astronomer with IBM as part of markdown parsing functionality. Vulnerability Details CVEID:CVE-2025-7969 DESCRIPTION: Improper Neutralization of Input During Web Page Generation XSS or 'Cross-site Scripting' vulnerability in markdown-it allows Cross-Site Scripting...

Embedded Malicious Code

Overview Affected versions of this package are vulnerable to Embedded Malicious Code. The package was flagged as malicious during the Sha1-hulud supply chain attack. Although the Sha1-hulud IoCs are not present within the package, the contents of the affected version were removed from the officia...

CVE-2025-13742

Emails sent by pretix can utilize placeholders that will be filled with customer data. For example, when name is used in an email template, it will be replaced with the buyer's name for the final email. If the name of the attendee contained HTML or Markdown formatting, this was rendered as HTML i...

CVE-2025-66025

Caido is a web security auditing toolkit. Prior to version 0.53.0, the Markdown renderer used in Caido’s Findings page improperly handled user-supplied Markdown, allowing attacker-controlled links to be rendered without confirmation. When a user opened a finding generated through the scanner, or...

CVE-2025-66025 Caido Improperly Handles External Links in Markdown

Caido is a web security auditing toolkit. Prior to version 0.53.0, the Markdown renderer used in Caido’s Findings page improperly handled user-supplied Markdown, allowing attacker-controlled links to be rendered without confirmation. When a user opened a finding generated through the scanner, or...

EUVD-2025-199691

Caido is a web security auditing toolkit. Prior to version 0.53.0, the Markdown renderer used in Caido’s Findings page improperly handled user-supplied Markdown, allowing attacker-controlled links to be rendered without confirmation. When a user opened a finding generated through the scanner, or...