CVE-2004-1639

CVE-2004-1639 is a medium-severity vulnerability with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Mozilla Firefox before 0.10, Mozilla 5.0, and Gecko 20040913 allows remote attackers to cause a denial of service (application crash or memory consumption) via a large binary file with a .html extension.

Frequently asked questions

What is CVE-2004-1639?
Mozilla Firefox before 0.10, Mozilla 5.0, and Gecko 20040913 allows remote attackers to cause a denial of service (application crash or memory consumption) via a large binary file with a .html extension.
How severe is CVE-2004-1639?
CVE-2004-1639 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2004-1639 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2004-1639?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2004-1639 published?
CVE-2004-1639 was published on 2004-10-26 and last updated on 2026-06-16.

References