CVE-2018-14425 Cross-site scripting in n/a

Medium 6.1 Published 30 May 2019 Updated 5 Aug 2024

Persistent XSS in Zimbra Web Client allows attackers to inject scripts, potentially leading to code execution or account takeover.

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

What is CVE-2018-14425?

CVE-2018-14425 is a medium-severity cross-site scripting vulnerability in Synacor Zimbra Collaboration Suite, published on 30 May 2019. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

There is a Persistent XSS vulnerability in the briefcase component of Synacor Zimbra Collaboration Suite (ZCS) Zimbra Web Client (ZWC) 8.8.8 before 8.8.8 Patch 7 and 8.8.9 before 8.8.9 Patch 1.

Weakness: CWE-79

Which versions are affected by CVE-2018-14425?

It affects 1 product.

Products include Synacor Zimbra Collaboration Suite.

How do I fix CVE-2018-14425?

No fix has been published for CVE-2018-14425 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-2018-14425 being exploited?

There is no known exploitation of CVE-2018-14425 in the wild and no public exploit code.

All Synacor Zimbra Collaboration Suite vulnerabilities

Sources

Also known as GHSA-3pfw-j45c-rm2w.