CVE-2007-4357

CVE-2007-4357 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 Firefox 2.0.0.6 and earlier allows remote attackers to spoof the contents of the status bar via a link to a data: URI containing an encoded URL. NOTE: the severity of this issue has been disputed by a reliable third party, since the intended functionality of the status bar allows it to be modified.

Frequently asked questions

What is CVE-2007-4357?
Mozilla Firefox 2.0.0.6 and earlier allows remote attackers to spoof the contents of the status bar via a link to a data: URI containing an encoded URL. NOTE: the severity of this issue has been disputed by a reliable third party, since the intended functionality of the status bar allows it to be modified.
How severe is CVE-2007-4357?
CVE-2007-4357 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2007-4357 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-4357?
CVE-2007-4357 affects Mozilla Firefox. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-4357?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2007-4357 published?
CVE-2007-4357 was published on 2007-08-15 and last updated on 2026-06-16.

References

Affected products (1)

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