CVE-2024-45194 Cross-site scripting in n/a

Medium 4.8 Published 21 Nov 2024 Updated 21 Nov 2024

Administrators can inject stored XSS payloads in Zimbra Webmail, allowing code execution in victim browsers.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2024-45194?

CVE-2024-45194 is a medium-severity cross-site scripting vulnerability in Synacor Zimbra Collaboration Suite, published on 21 Nov 2024. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

In Zimbra Collaboration (ZCS) 9.0 and 10.0, a vulnerability in the Webmail Modern UI allows execution of stored Cross-Site Scripting (XSS) payloads. An attacker with administrative access to the Zimbra Administration Panel can inject malicious JavaScript code while configuring an email account. This injected code is stored on the server and executed in the context of the victim's browser when interacting with specific elements in the web interface. (The vulnerability can be mitigated by properly sanitizing input parameters to prevent the injection of malicious code.)

Weakness: CWE-79

Which versions are affected by CVE-2024-45194?

It affects 1 product.

Products include Synacor Zimbra Collaboration Suite.

How do I fix CVE-2024-45194?

No fix has been published for CVE-2024-45194 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2024-45194 being exploited?

There is no known exploitation of CVE-2024-45194 in the wild and no public exploit code.

All Synacor Zimbra Collaboration Suite vulnerabilities

Sources

Also known as GHSA-mxfp-8jmj-4hp9.