CVE-2008-4823 Cross-site scripting in n/a

Medium 4.3 Published Updated

Remote attackers can inject arbitrary web script or HTML into Adobe Flash Player via loose ActionScript attribute interpretation, requiring user interaction.

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-2008-4823?

CVE-2008-4823 is a medium-severity cross-site scripting vulnerability in Adobe Flash Player, published on 10 Nov 2008. 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 Adobe Flash Player 9.0.124.0 and earlier allows remote attackers to inject arbitrary web script or HTML via vectors related to loose interpretation of an ActionScript attribute.

Weakness: CWE-79

Which versions are affected by CVE-2008-4823?

It affects 1 product.

Products include Adobe Flash Player.

How do I fix CVE-2008-4823?

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-2008-4823 being exploited?

There is no known exploitation of CVE-2008-4823 in the wild and no public exploit code.

All Adobe Flash Player vulnerabilities

Sources

Also known as GHSA-rhg8-59hr-g9r4.

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