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CVE-2022-24682

MEDIUM6.1
CISA KEV

Published 2022-02-09 · Updated 2026-08-07 · Source cve@mitre.org

Description

An issue was discovered in the Calendar feature in Zimbra Collaboration Suite 8.8.x before 8.8.15 patch 30 (update 1), as exploited in the wild starting in December 2021. An attacker could place HTML containing executable JavaScript inside element attributes. This markup becomes unescaped, causing arbitrary markup to be injected into the document.

CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CWE-116CWE-116

CISA Known-Exploited Vulnerability

Product: SynacorZimbra Collaborate Suite (ZCS)

Name: Synacor Zimbra Collaborate Suite (ZCS) Cross-Site Scripting Vulnerability

Date added: 2022-02-25 · Due: 2022-03-11

USED IN RANSOMWARE

Required action: Apply updates per vendor instructions.

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