GHSA-VXG2-HHGR-37FX Roundcube Webmail: Insufficient CSS sanitization in HTML e-mail messages

An issue was discovered in Roundcube Webmail 1.6.0 before 1.6.14. Insufficient Cascading Style Sheets CSS sanitization in HTML e-mail messages may lead to SSRF or Information Disclosure, e.g., if stylesheet links point to local network hosts...

Incorrect Resource Transfer Between Spheres

Overview Affected versions of this package are vulnerable to Incorrect Resource Transfer Between Spheres in the CSS sanitization process for HTML email messages. An attacker can inject malicious CSS by crafting specially formatted HTML emails that exploit the lack of proper sanitization,...

EUVD-2026-18583

An issue was discovered in Roundcube Webmail 1.6.0 before 1.6.14. Insufficient Cascading Style Sheets CSS sanitization in HTML e-mail messages may lead to SSRF or Information Disclosure, e.g., if stylesheet links point to local network hosts...

Roundcube Webmail: Insufficient CSS sanitization in HTML e-mail messages

An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. Insufficient Cascading Style Sheets CSS sanitization in HTML e-mail messages may lead to a fixed-position mitigation bypass via the use of !important...

CVE-2026-35544

An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. Insufficient Cascading Style Sheets CSS sanitization in HTML e-mail messages may lead to a fixed-position mitigation bypass via the use of !important...

UBUNTU-CVE-2026-35544

An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. Insufficient Cascading Style Sheets CSS sanitization in HTML e-mail messages may lead to a fixed-position mitigation bypass via the use of !important...

CVE-2026-35540

An issue was discovered in Roundcube Webmail 1.6.0 before 1.6.14. Insufficient Cascading Style Sheets CSS sanitization in HTML e-mail messages may lead to SSRF or Information Disclosure, e.g., if stylesheet links point to local network hosts...

CVE-2026-35544

CVE-2026-35544 affects Roundcube Webmail before 1.5.14 and 1.6.14. The issue is insufficient CSS sanitization in HTML emails, which may allow a fixed-position mitigation bypass via the use of !important. CVSS v3.1 base score 5.3 (Network, Low complexity, No privileges, No user interaction). The d...

CVE-2026-35544

An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. Insufficient Cascading Style Sheets CSS sanitization in HTML e-mail messages may lead to a fixed-position mitigation bypass via the use of !important...

CVE-2026-35544

An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. Insufficient Cascading Style Sheets CSS sanitization in HTML e-mail messages may lead to a fixed-position mitigation bypass via the use of !important...

CVE-2026-35540

An issue was discovered in Roundcube Webmail 1.6.0 before 1.6.14. Insufficient Cascading Style Sheets CSS sanitization in HTML e-mail messages may lead to SSRF or Information Disclosure, e.g., if stylesheet links point to local network hosts...

CVE-2026-35540

An issue was discovered in Roundcube Webmail 1.6.0 before 1.6.14. Insufficient Cascading Style Sheets CSS sanitization in HTML e-mail messages may lead to SSRF or Information Disclosure, e.g., if stylesheet links point to local network hosts...

CVE-2026-35540

An issue was discovered in Roundcube Webmail 1.6.0 before 1.6.14. Insufficient Cascading Style Sheets CSS sanitization in HTML e-mail messages may lead to SSRF or Information Disclosure, e.g., if stylesheet links point to local network hosts...

PT-2026-29983

An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. Insufficient Cascading Style Sheets CSS sanitization in HTML e-mail messages may lead to a fixed-position mitigation bypass via the use of !important...

PT-2026-51782

Name of the Vulnerable Software and Affected Versions n8n versions prior to 1.123.25 n8n versions prior to 2.11.2 Description An authenticated user with permissions to create or modify workflows can exploit a flaw in the CSS sanitization of the Form Trigger node to store a cross-site scripting XS...

PT-2026-29979

Name of the Vulnerable Software and Affected Versions Roundcube Webmail versions 1.6.0 through 1.6.13 Description An issue exists in Roundcube Webmail where insufficient Cascading Style Sheets CSS sanitization in HTML email messages could lead to Server-Side Request Forgery SSRF or Information...

MiracleLinux 4 : firefox-68.4.1-1.0.1.AXS4 (AXSA:2020-4433:02)

The remote MiracleLinux 4 host has a package installed that is affected by multiple vulnerabilities as referenced in the AXSA:2020-4433:02 advisory. Mozilla: IonMonkey type confusion with StoreElementHole and FallibleStoreElement CVE-2019-17026 Mozilla: Bypass of @namespace CSS sanitization durin...

EUVD-2019-7490

Malware in sbrugna...

golang: html/template: improper sanitization of CSS values

A flaw was found in golang where angle brackets were not considered dangerous characters when inserted into CSS contexts. Templates containing multiple actions separated by a '/' character could result in the CSS context unexpectedly closing, allowing for the injection of unexpected HMTL if...

CVE-2023-24539 Improper sanitization of CSS values in html/template

Angle brackets are not considered dangerous characters when inserted into CSS contexts. Templates containing multiple actions separated by a '/' character can result in unexpectedly closing the CSS context and allowing for injection of unexpected HTML, if executed with untrusted input...