Vulnerability in Mozilla Firefox

CVE-2017-7830

The Resource Timing API incorrectly revealed navigations in cross-origin iframes. This is a same-origin policy violation and could allow for data theft of URLs loaded by users. This vulnerability affects Firefox < 57, Firefox ESR < 52.5, and Thunderbird < 52.5.

EPSS: 0.025 (82.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.

Affected products

References

Frequently asked questions

What is CVE-2017-7830?
CVE-2017-7830 is a medium-severity vulnerability in Mozilla Firefox. CVSS score: 6.5/10. Published 2018-06-11.
How severe is CVE-2017-7830?
Medium severity. CVSS v3 base score is 6.5 out of 10.