CVE-2004-0761

CVE-2004-0761 is a medium-severity vulnerability in Mozilla Firefox 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 before 1.7, Firefox before 0.9, and Thunderbird before 0.7, allow remote attackers to use certain redirect sequences to spoof the security lock icon that makes a web page appear to be encrypted.

Frequently asked questions

What is CVE-2004-0761?
Mozilla before 1.7, Firefox before 0.9, and Thunderbird before 0.7, allow remote attackers to use certain redirect sequences to spoof the security lock icon that makes a web page appear to be encrypted.
How severe is CVE-2004-0761?
CVE-2004-0761 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2004-0761 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2004-0761?
CVE-2004-0761 primarily affects Mozilla Firefox. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2004-0761?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2004-0761 published?
CVE-2004-0761 was published on 2004-08-18 and last updated on 2026-06-16.

References

Affected products (3)

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