How severe is CVE-2007-1970?

CVE-2007-1970 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2007-1970 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-1970?

CVE-2007-1970 affects Mozilla Firefox. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2007-1970?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2007-1970 published?

CVE-2007-1970 was published on 2007-04-11 and last updated on 2026-06-16.

CVE-2007-1970

CVE-2007-1970 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

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 1% (56th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Mozilla Firefox
Published: 2007-04-11
Last modified: 2026-06-16

Description

Mozilla Firefox does not warn the user about HTTP elements on an HTTPS page when the HTTP elements are dynamically created by a delayed document.write, which allows remote attackers to supply unauthenticated content and conduct phishing attacks.

Frequently asked questions

What is CVE-2007-1970?: Mozilla Firefox does not warn the user about HTTP elements on an HTTPS page when the HTTP elements are dynamically created by a delayed document.write, which allows remote attackers to supply unauthenticated content and conduct phishing attacks.
How severe is CVE-2007-1970?: CVE-2007-1970 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2007-1970 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-1970?: CVE-2007-1970 affects Mozilla Firefox. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-1970?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2007-1970 published?: CVE-2007-1970 was published on 2007-04-11 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*

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