CVE-2019-11318 Cross-site scripting in n/a

Medium 5.4 Published 27 Jan 2020 Updated 4 Aug 2024

Persistent XSS in Zimbra Collaboration allows attackers to inject scripts, potentially leading to account takeover or data theft.

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-2019-11318?

CVE-2019-11318 is a medium-severity cross-site scripting vulnerability in n/a, published on 27 Jan 2020. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Zimbra Collaboration before 8.8.12 Patch 1 has persistent XSS.

Weakness: CWE-79

Which versions are affected by CVE-2019-11318?

It affects 1 product.

Products include Synacor Zimbra Collaboration Server.

How do I fix CVE-2019-11318?

No fix has been published for CVE-2019-11318 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-2019-11318 being exploited?

There is no known exploitation of CVE-2019-11318 in the wild and no public exploit code.

Sources

Also known as GHSA-5w44-6qm8-5cf9.