CVE-2024-45512 Cross-site scripting in n/a

Medium 6.1 Published 21 Nov 2024 Updated 21 Nov 2024

Stored XSS in Zimbra webmail allows attackers to execute scripts in victims' browsers via malicious Briefcase folder shares, potentially leading to session hijacking.

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

What is CVE-2024-45512?

CVE-2024-45512 is a medium-severity cross-site scripting vulnerability in Synacor Zimbra Collaboration Suite, published on 21 Nov 2024. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

An issue was discovered in webmail in Zimbra Collaboration (ZCS) through 10.1. An attacker can exploit this vulnerability by creating a folder in the Briefcase module with a malicious payload and sharing it with a victim. When the victim interacts with the folder share notification, the malicious script executes in their browser. This stored Cross-Site Scripting (XSS) vulnerability can lead to unauthorized actions within the victim's session.

Weakness: CWE-79

Which versions are affected by CVE-2024-45512?

It affects 1 product.

Products include Synacor Zimbra Collaboration Suite.

How do I fix CVE-2024-45512?

No fix has been published for CVE-2024-45512 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-2024-45512 being exploited?

There is no known exploitation of CVE-2024-45512 in the wild and no public exploit code.

All Synacor Zimbra Collaboration Suite vulnerabilities

Sources

Also known as GHSA-gj25-8h3h-5p86.