CVE-2007-1084

CVE-2007-1084 is a medium-severity vulnerability in Mozilla Firefox 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. The underlying weakness is classified as CWE-16.

Key facts

Description

Mozilla Firefox 2.0.0.1 and earlier does not prompt users before saving bookmarklets, which allows remote attackers to bypass the same-domain policy by tricking a user into saving a bookmarklet with a data: scheme, which is executed in the context of the last visited web page.

Frequently asked questions

What is CVE-2007-1084?
Mozilla Firefox 2.0.0.1 and earlier does not prompt users before saving bookmarklets, which allows remote attackers to bypass the same-domain policy by tricking a user into saving a bookmarklet with a data: scheme, which is executed in the context of the last visited web page.
How severe is CVE-2007-1084?
CVE-2007-1084 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2007-1084 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-1084?
CVE-2007-1084 primarily affects Mozilla Firefox. In total, 30 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2007-1084?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2007-1084 published?
CVE-2007-1084 was published on 2007-02-23 and last updated on 2026-06-16.

References

Affected products (30)

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