CVE-2026-93633 Zimbra Collaboration Suite Briefcase CSS Sanitization Bypass via Non-ASCII Stylesheet Characters

A CSS sanitization vulnerability in Zimbra Collaboration Suite ZCS allows an authenticated user with Briefcase access to publish a document that displays attacker-controlled content under the Zimbra origin. When processing a stylesheet containing non-ASCII characters, DefangFilter appends the fin...

CVE-2026-93633

Zimbra Collaboration Suite (ZCS) versions 10.1.16 and 10.1.20 are vulnerable to a CSS sanitization bypass within the Briefcase component. The root cause is that the DefangFilter appends the final ASCII segment of a stylesheet containing non-ASCII characters without proper sanitization. This allow...

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...

SUSE CVE-2019-17022

When pasting a style tag from the clipboard into a rich text editor, the CSS sanitizer does not escape and characters. Because the resulting string is pasted directly into the text node of the element this does not result in a direct injection into the webpage; however, if a webpage subsequently...