CVE-2012-4277 Cross-site scripting in n/a

Medium 4.3 Published 13 Aug 2012 Updated 17 Sep 2024

Remote attackers can inject arbitrary web script or HTML via the html_options function in the Smarty template engine library.

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-2012-4277?

CVE-2012-4277 is a medium-severity cross-site scripting vulnerability in n/a, published on 13 Aug 2012. 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 the smarty_function_html_options_optoutput function in distribution/libs/plugins/function.html_options.php in Smarty before 3.1.8 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Weakness: CWE-79

Which versions are affected by CVE-2012-4277?

It affects 1 product.

Products include Smarty Smarty.

How do I fix CVE-2012-4277?

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-2012-4277 being exploited?

There is no known exploitation of CVE-2012-4277 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2012-4277, GHSA-m9ff-gfr6-j4w9.