CVE-2019-9807

MEDIUM

Firefox < 66.0 - Spoofing via FTP Modal Alert Injection

Title source: llm
STIX 2.1

Description

When arbitrary text is sent over an FTP connection and a page reload is initiated, it is possible to create a modal alert message with this text as the content. This could potentially be used for social engineering attacks. This vulnerability affects Firefox < 66.

References (2)

Core 2
Core References
Exploit, Issue Tracking, Vendor Advisory x_refsource_misc
https://bugzilla.mozilla.org/show_bug.cgi?id=1362050

Scores

CVSS v3 4.3
EPSS 0.0020
EPSS Percentile 41.9%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Details

CWE
CWE-20
Status published
Products (1)
mozilla/firefox < 66.0
Published Apr 26, 2019
Tracked Since Feb 18, 2026