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Case File

CVE-2017-5451

MEDIUM · CVSS 4.3 EPSS 1.51%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2018-06-11 · Last synced 2026-08-04

Field Assessment

AI analysis pending.

CVE
CVE-2017-5451
Severity
MEDIUM
CVSS
4.3
EPSS
1.51%
Firefox

Original Filing — NVD Description

A mechanism to spoof the addressbar through the user interaction on the addressbar and the "onblur" event. The event could be used by script to affect text display to make the loaded site appear to be different from the one actually loaded within the addressbar. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 52.1, and Firefox < 53.