CVE-2012-4273 Cross-site scripting in n/a

Medium 4.3 Published Updated

Remote attackers can inject arbitrary web script or HTML via the xing-url parameter in the 2 Click Social Media Buttons plugin.

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-2012-4273?

CVE-2012-4273 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 libs/xing.php in the 2 Click Social Media Buttons plugin before 0.34 for WordPress allows remote attackers to inject arbitrary web script or HTML via the xing-url parameter.

Weakness: CWE-79

Which versions are affected by CVE-2012-4273?

It affects 1 product.

Products include Ppfeufer 2-Click-Social-Media-Buttons.

How do I fix CVE-2012-4273?

No fix has been published for CVE-2012-4273 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-2012-4273 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2012-4273 exists.

Public exploit code: 1 Nuclei template.

Sources

Also known as GHSA-qfmv-qw89-q9jw.

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