XSS in Mozilla Firefox

CVE-2013-1670

The Chrome Object Wrapper (COW) implementation in Mozilla Firefox before 21.0, Firefox ESR 17.x before 17.0.6, Thunderbird before 17.0.6, and Thunderbird ESR 17.x before 17.0.6 does not prevent acquisition of chrome privileges during calls to content level constructors, which allows remote attackers to bypass certain read-only restrictions and conduct cross-site scripting (XSS) attacks via a crafted web site.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.109 (95.4th percentile) — read the EPSS interpretation.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2013-1670?
CVE-2013-1670 is a vulnerability in Mozilla Firefox, classified under Cross-site Scripting. Published 2013-05-16.
Is CVE-2013-1670 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.