Information disclosure in Mozilla Firefox

CVE-2017-7812

If web content on a page is dragged onto portions of the browser UI, such as the tab bar, links can be opened that otherwise would not be allowed to open. This can allow malicious web content to open a locally stored file through "file:" URLs. This vulnerability affects Firefox < 56.

Vulnerability class: Information Disclosure

EPSS: 0.013 (67.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2017-7812?
CVE-2017-7812 is a medium-severity vulnerability in Mozilla Firefox, classified under Information Disclosure. CVSS score: 5.3/10. Published 2018-06-11.
How severe is CVE-2017-7812?
Medium severity. CVSS v3 base score is 5.3 out of 10.