SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2016-5265

Mozilla Firefox before 48.0 and Firefox ESR 45.x before 45.3 allow user-assisted remote attackers to bypass the Same Origin Policy, and conduct Universal XSS (UXSS) attacks or read arbitrary files, by arranging for the presence of a crafted HTML…

MEDIUM 5.5EPSS 1.25%

Does this matter?

Lower severity and a low EPSS score (1.25%). Track it; it rarely justifies an emergency change on its own.

Description

Mozilla Firefox before 48.0 and Firefox ESR 45.x before 45.3 allow user-assisted remote attackers to bypass the Same Origin Policy, and conduct Universal XSS (UXSS) attacks or read arbitrary files, by arranging for the presence of a crafted HTML document and a crafted shortcut file in the same local directory.

CVSS 3.0
5.5 MEDIUMCVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:N/A:N
EPSS
1.25% probability · 68th percentile
CISA KEV
Not listed
Weakness
CWE-79, CWE-200
Affected
oracle/linux · mozilla/firefox
Source
security@mozilla.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.