CVE-2013-4556 Cross-site scripting in n/a

Medium 4.3 Published 15 Nov 2013 Updated 6 Aug 2024

Remote attackers can inject arbitrary web script or HTML via the url_site parameter in the author page, potentially compromising user sessions.

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-2013-4556?

CVE-2013-4556 is a medium-severity cross-site scripting vulnerability in Spip Spip, published on 15 Nov 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

Cross-site scripting (XSS) vulnerability in the author page (prive/formulaires/editer_auteur.php) in SPIP before 2.1.24 and 3.0.x before 3.0.12 allows remote attackers to inject arbitrary web script or HTML via the url_site parameter.

Weakness: CWE-79

Which versions are affected by CVE-2013-4556?

It affects 1 product.

Products include Spip Spip.

How do I fix CVE-2013-4556?

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-2013-4556 being exploited?

There is no known exploitation of CVE-2013-4556 in the wild and no public exploit code.

All Spip Spip vulnerabilities

Sources

Also known as DEBIAN-CVE-2013-4556, GHSA-cqfp-h9mw-2qg4.