OPENSUSE-SU-2026:20345-1 Security update for python-lxml_html_clean

This update for python-lxmlhtmlclean fixes the following issues: Changes in python-lxmlhtmlclean: - CVE-2026-28348: improper keywords checking can allow external CSS loading bsc1259378 - CVE-2026-28350: lack of base tag handling can allow the hijacking of the resolution of relative URLs bsc125937...

SUSE CVE-2026-28348

lxmlhtmlclean is a project for HTML cleaning functionalities copied from lxml.html.clean. Prior to version 0.4.4, the hassneakyjavascript method strips backslashes before checking for dangerous CSS keywords. This causes CSS Unicode escape sequences to bypass the @import and expression filters,...

CVE-2026-28348 lxml_html_clean: CSS @import Filter Bypass via Unicode Escapes

lxmlhtmlclean is a project for HTML cleaning functionalities copied from lxml.html.clean. Prior to version 0.4.4, the hassneakyjavascript method strips backslashes before checking for dangerous CSS keywords. This causes CSS Unicode escape sequences to bypass the @import and expression filters,...

CVE-2026-28348

CVE-2026-28348 affects the python-lxml_html_clean package. Before 0.4.4, the _has_sneaky_javascript() path strips backslashes before checking dangerous CSS keywords, allowing CSS Unicode escapes to bypass @import and expression() filters, enabling external CSS loading or XSS in older browsers. Th...

lxml-html-clean has CSS @import Filter Bypass via Unicode Escapes

Summary The hassneakyjavascript method strips backslashes before checking for dangerous CSS keywords. This causes CSS Unicode escape sequences to bypass the @import and expression filters, allowing external CSS loading or XSS in older browsers. Details The root cause is located in clean.py around...

GHSA-HW26-MMPG-FQFG lxml-html-clean has CSS @import Filter Bypass via Unicode Escapes

Summary The hassneakyjavascript method strips backslashes before checking for dangerous CSS keywords. This causes CSS Unicode escape sequences to bypass the @import and expression filters, allowing external CSS loading or XSS in older browsers. Details The root cause is located in clean.py around...

GHSA-6JXM-FV7W-RW5J Mailpit has a Server-Side Request Forgery (SSRF) via HTML Check API

Server-Side Request Forgery SSRF via HTML Check CSS Download The HTML Check feature /api/v1/message/ID/html-check is designed to analyze HTML emails for compatibility. During this process, the inlineRemoteCSS function automatically downloads CSS files from external tags to inline them for testing...

Mailpit has a Server-Side Request Forgery (SSRF) via HTML Check API

Server-Side Request Forgery SSRF via HTML Check CSS Download The HTML Check feature /api/v1/message/ID/html-check is designed to analyze HTML emails for compatibility. During this process, the inlineRemoteCSS function automatically downloads CSS files from external tags to inline them for testing...

CVE-2026-23845

Mailpit is an email testing tool and API for developers. Versions prior to 1.28.3 are vulnerable to Server-Side Request Forgery SSRF via HTML Check CSS Download. The HTML Check feature /api/v1/message/ID/html-check is designed to analyze HTML emails for compatibility. During this process, the...

CVE-2026-23845 Mailpit Vulnerable to Server-Side Request Forgery (SSRF) via HTML Check API

Mailpit is an email testing tool and API for developers. Versions prior to 1.28.3 are vulnerable to Server-Side Request Forgery SSRF via HTML Check CSS Download. The HTML Check feature /api/v1/message/ID/html-check is designed to analyze HTML emails for compatibility. During this process, the...

PT-2026-3488

Name of the Vulnerable Software and Affected Versions Mailpit versions prior to 1.28.3 Description Mailpit, an email testing tool and API for developers, contains a Server-Side Request Forgery SSRF issue. This flaw is related to the HTML Check CSS Download functionality, specifically within the...

EUVD-2023-2456

Malicious code in bioql PyPI...

Linux Distros Unpatched Vulnerability : CVE-2023-44270

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An issue was discovered in PostCSS before 8.4.31. The vulnerability affects linters using PostCSS to parse external untrusted CSS. An attacker can prepare CSS i...

CVE-2023-44270

An issue was discovered in PostCSS before 8.4.31. The vulnerability affects linters using PostCSS to parse external untrusted CSS. An attacker can prepare CSS in such a way that it will contains parts parsed by PostCSS as a CSS comment. After processing by PostCSS, it will be included in the...

Grammarly: DOM based CSS Injection on grammarly.com

Summary: An attacker can inject an external css file which can lead to phishing attacks and xss in older browsers. Description: Within the main.js file the following code exists: javascript t.prototype.componentWillMount = function var e = this.getCtx.nav.waypoint.query, t = e.extcss, n =...