CVE-2009-3956 Cross-site scripting in n/a

What is CVE-2009-3956?

CVE-2009-3956 is a critical cross-site scripting vulnerability in Adobe Acrobat, published on 13 Jan 2010. 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

The default configuration of Adobe Reader and Acrobat 9.x before 9.3, and 8.x before 8.2 on Windows and Mac OS X, does not enable the Enhanced Security feature, which has unspecified impact and attack vectors, related to a "script injection vulnerability," as demonstrated by Acrobat Forms Data Format (FDF) behavior that allows cross-site scripting (XSS) by user-assisted remote attackers.

Weakness: CWE-16

Which versions are affected by CVE-2009-3956?

It affects 2 products.

Products include Adobe Acrobat, Adobe Acrobat Reader.

How do I fix CVE-2009-3956?

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-2009-3956 being exploited?

There is no known exploitation of CVE-2009-3956 in the wild and no public exploit code.

Other vulnerabilities in Adobe Acrobat

• CVE-2021-28550 Adobe Acrobat and Reader Use-After-Free Exploited Critical 9.6
• CVE-2021-21017 Adobe Acrobat and Reader Heap-based Buffer Overflow Exploited High 8.8
• CVE-2014-0546 Adobe Reader and Acrobat Sandbox Bypass Exploited High 8.8
• CVE-2014-0496 Adobe Reader and Acrobat Use-After-Free Exploited High 8.8
• CVE-2013-3346 Adobe Reader and Acrobat Memory Corruption Exploited High 8.8

All Adobe Acrobat vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-27hw-76jw-48hx.