CVE-2007-0996 Cross-site scripting in n/a

What is CVE-2007-0996?

CVE-2007-0996 is a medium-severity cross-site scripting vulnerability in Mozilla Firefox, published on 27 Feb 2007. 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 child frames in Mozilla Firefox before 1.5.0.10 and 2.x before 2.0.0.2, and SeaMonkey before 1.0.8 inherit the default charset from the parent window, which allows remote attackers to conduct cross-site scripting (XSS) attacks, as demonstrated using the UTF-7 character set.

Which versions are affected by CVE-2007-0996?

It affects 2 products.

Products include Mozilla Firefox, Mozilla Seamonkey.

How do I fix CVE-2007-0996?

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-2007-0996 being exploited?

There is no known exploitation of CVE-2007-0996 in the wild and no public exploit code.

Other vulnerabilities in Mozilla Firefox

• CVE-2019-11708 Mozilla Firefox and Thunderbird Sandbox Escape Exploited Critical 10.0
• CVE-2010-3765 Mozilla Multiple Products Remote Code Execution Exploited Critical 9.8
• CVE-2022-26486 Mozilla Firefox Use-After-Free Exploited Critical 9.6
• CVE-2022-26485 Mozilla Firefox Use-After-Free Exploited High 8.8
• CVE-2019-11707 Mozilla Firefox and Thunderbird Type Confusion Exploited High 8.8

All Mozilla Firefox vulnerabilities

Sources

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

Also known as GHSA-8j8g-w6r8-wr7h.