CVE-2019-8946 Cross-site scripting in n/a

Medium 6.1 Published Updated

Persistent XSS in Zimbra Collaboration allows attackers to inject scripts, potentially stealing user data or hijacking accounts.

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-2019-8946?

CVE-2019-8946 is a medium-severity cross-site scripting vulnerability in n/a, published on 27 Jan 2020. 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

Zimbra Collaboration 8.7.x - 8.8.11P2 contains persistent XSS.

Weakness: CWE-79

Which versions are affected by CVE-2019-8946?

It affects 1 product.

Products include Zimbra Collaboration Server.

How do I fix CVE-2019-8946?

No fix has been published for CVE-2019-8946 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-2019-8946 being exploited?

There is no known exploitation of CVE-2019-8946 in the wild and no public exploit code.

Sources

Also known as GHSA-4vf5-wq63-5f76.

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