CVE-2005-0231

CVE-2005-0231 is a low-severity vulnerability in Mozilla Firefox with a CVSS 2.0 base score of 2.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Firefox 1.0 does not invoke the Javascript Security Manager when a user drags a javascript: or data: URL to a tab, which allows remote attackers to bypass the security model, aka "firetabbing."

Frequently asked questions

What is CVE-2005-0231?
Firefox 1.0 does not invoke the Javascript Security Manager when a user drags a javascript: or data: URL to a tab, which allows remote attackers to bypass the security model, aka "firetabbing."
How severe is CVE-2005-0231?
CVE-2005-0231 has a CVSS 2.0 base score of 2.6, rated low severity.
Is CVE-2005-0231 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-0231?
CVE-2005-0231 affects Mozilla Firefox. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2005-0231?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2005-0231 published?
CVE-2005-0231 was published on 2005-02-07 and last updated on 2026-06-16.

References

Affected products (1)

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