CVE-2013-5645 Cross-site scripting in n/a

Medium 4.3 Published Updated

Remote attackers can inject arbitrary web script or HTML into Roundcube webmail via message bodies or signatures, potentially leading to session hijacking or code execution.

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
Available

What is CVE-2013-5645?

CVE-2013-5645 is a medium-severity cross-site scripting vulnerability in Roundcube Webmail, published on 29 Aug 2013. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Multiple cross-site scripting (XSS) vulnerabilities in Roundcube webmail before 0.9.3 allow user-assisted remote attackers to inject arbitrary web script or HTML via the body of a message visited in (1) new or (2) draft mode, related to compose.inc; and (3) might allow remote authenticated users to inject arbitrary web script or HTML via an HTML signature, related to save_identity.inc.

Weakness: CWE-79

Which versions are affected by CVE-2013-5645?

It affects 1 product.

Products include Roundcube Webmail.

How do I fix CVE-2013-5645?

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-2013-5645 being exploited?

There is no known exploitation of CVE-2013-5645 in the wild and no public exploit code.

All Roundcube Webmail vulnerabilities

Sources

Also known as DEBIAN-CVE-2013-5645, GHSA-mm4c-mcq8-g995, MGASA-2013-0270.

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