CVE-2007-6321 Cross-site scripting in n/a

Medium 4.3 Published Updated

Remote attackers can inject arbitrary web script or HTML via style sheets in RoundCube webmail, 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
Available

What is CVE-2007-6321?

CVE-2007-6321 is a medium-severity cross-site scripting vulnerability in Roundcube Webmail, published on 12 Dec 2007. 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

Cross-site scripting (XSS) vulnerability in RoundCube webmail 0.1rc2, 2007-12-09, and earlier versions, when using Internet Explorer, allows remote attackers to inject arbitrary web script or HTML via style sheets containing expression commands.

Weakness: CWE-79

Which versions are affected by CVE-2007-6321?

It affects 1 product.

Products include Roundcube Webmail.

How do I fix CVE-2007-6321?

Upgrade to a fixed version.

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-2007-6321 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2007-6321 exists.

Public exploit code: 1 Exploit-DB entry.

All Roundcube Webmail vulnerabilities

Sources

Also known as DEBIAN-CVE-2007-6321, GHSA-5c8c-p877-w38h.

Is CVE-2007-6321 in your software?

Upload an SBOM and sbomify checks it against every vulnerability here, every day.

Check your SBOMs for free