Vulnerability in Mozilla Firefox
CVE-2020-12394
A logic flaw in our location bar implementation could have allowed a local attacker to spoof the current location by selecting a different origin and removing focus from the input element. This vulnerability affects Firefox < 76.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.003 (17.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 18th percentile — 17.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Mozilla Firefox — versions unspecified
References
- www.mozilla.org/security/advisories/mfsa2020-16/ (Vendor Advisory)
- bugzilla.mozilla.org/show_bug.cgi (Permissions Required, Issue Tracking)
- security.gentoo.org/glsa/202005-04 (Third Party Advisory)
Frequently asked questions
- What is CVE-2020-12394?
- CVE-2020-12394 is a low-severity vulnerability in Mozilla Firefox. CVSS score: 3.3/10. Published 2020-05-26.
- How severe is CVE-2020-12394?
- Low severity. CVSS v3 base score is 3.3 out of 10.