Vulnerability in Mozilla Firefox

CVE-2006-6503

Mozilla Firefox 2.x before 2.0.0.1, 1.5.x before 1.5.0.9, Thunderbird before 1.5.0.9, and SeaMonkey before 1.0.7 allows remote attackers to bypass cross-site scripting (XSS) protection by changing the src attribute of an IMG element to a javascript: URI.

EPSS: 0.041 (89.7th percentile) — read the EPSS interpretation.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2006-6503?
CVE-2006-6503 is a vulnerability in Mozilla Firefox, classified under CWE-254. Published 2006-12-20.
Is CVE-2006-6503 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.