WebCVE-2024-6816 at MITRE Description In Mozilla Bleach before 3.12, a mutation XSS in bleach.clean when RCDATA and either svg or math tags are whitelisted and the keyword argument strip=False. SUSE information Overall state of this security issue: Resolved This issue is currently rated as having moderate severity. WebThe PyPI package bleach receives a total of 3,343,876 downloads a week. As such, we scored bleach popularity level to be Key ecosystem project. Based on project statistics from the GitHub repository for the PyPI package bleach, we found that it …
CVE-2024-6816 Tenable®
Webbleach.sanitize (html, options) Runs HTML through sanitizer and returns sanitized HTML as string. options may contain the following optional attributes: mode may be set to 'white' or 'black'. list is an array containing tags to match against. white mode will remove all tags from html, excluding those in list. WebWhen JS is enabled the data inside the tag is parsed as JS, but when its disabled the data is parsed as html. Bleach relies on html5lib, a python library for parsing HTML. By looking at the implementation of html5lib in bleach’s code we can see that there is a variable named “scripting” and its default value is False. cuny public health certificates
Cross-site Scripting (XSS) in bleach CVE-2024-23980 Snyk
WebAdding to Nitely's answer which was great but slightly incomplete: I also recommend using Bleach, but if you want to use it to pre-approve safe CSS styles you need to use Bleach CSS Sanitizer (separate pip install to the vanilla bleach package), which makes for a slightly different code set-up to Nitely's. Web* ``bleach.clean`` behavior parsing embedded MathML and SVG content: with RCDATA tags did not match browser behavior and could result in: a mutation XSS. Calls to ``bleach.clean`` with ``strip=False`` and ``math`` or ``svg`` tags and one or more of the RCDATA tags ``script``, ``noscript``, ``style``, ``noframes``, ``iframe``, ``noembed``, or WebJul 15, 2024 · Mutation Cross-Site Scripting (mXSS) Vulnerabilities Discovered in Mozilla-Bleach 15 Jul 2024 According to documentation, “Bleach is an allowed-list-based HTML sanitizing library that escapes or strips markup and attributes and is intended for sanitizing text from untrusted sources.” cuny public safety operations guide