CVE-2024-45513 Cross-site scripting in n/a

Medium 4.8 Published 21 Nov 2024 Updated 21 Nov 2024

Attackers can execute arbitrary JavaScript in victims' browsers via crafted vCard files in Zimbra webmail, potentially leading to session hijacking.

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-2024-45513?

CVE-2024-45513 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

An issue was discovered in Zimbra Collaboration (ZCS) through 10.1. A stored Cross-Site Scripting (XSS) vulnerability exists in the /modern/contacts/print endpoint of Zimbra webmail. This allows an attacker to inject and execute arbitrary JavaScript code in the context of the victim's browser when a crafted vCard (VCF) file is processed and printed. This could lead to unauthorized actions within the victim's session.

Weakness: CWE-79

Which versions are affected by CVE-2024-45513?

It affects 1 product.

Products include Synacor Zimbra Collaboration Suite.

How do I fix CVE-2024-45513?

No fix has been published for CVE-2024-45513 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-2024-45513 being exploited?

There is no known exploitation of CVE-2024-45513 in the wild and no public exploit code.

All Synacor Zimbra Collaboration Suite vulnerabilities

Sources

Also known as GHSA-4mch-p64h-q4jf.