CVE-2004-0191

CVE-2004-0191 is a medium-severity vulnerability in Mozilla with a CVSS 2.0 base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Mozilla before 1.4.2 executes Javascript events in the context of a new page while it is being loaded, allowing it to interact with the previous page (zombie document) and enable cross-domain and cross-site scripting (XSS) attacks, as demonstrated using onmousemove events.

Frequently asked questions

What is CVE-2004-0191?
Mozilla before 1.4.2 executes Javascript events in the context of a new page while it is being loaded, allowing it to interact with the previous page (zombie document) and enable cross-domain and cross-site scripting (XSS) attacks, as demonstrated using onmousemove events.
How severe is CVE-2004-0191?
CVE-2004-0191 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2004-0191 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2004-0191?
CVE-2004-0191 primarily affects Mozilla. In total, 32 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2004-0191?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2004-0191 published?
CVE-2004-0191 was published on 2004-03-15 and last updated on 2026-06-16.

References

Affected products (32)

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