SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2013-5593

The SELECT element implementation in Mozilla Firefox before 25.0, Firefox ESR 24.x before 24.1, Thunderbird before 24.1, and SeaMonkey before 2.22 does not properly restrict the nature or placement of HTML within a dropdown menu, which allows remote…

MEDIUM 4.3EPSS 1.99%

Does this matter?

Lower severity and a low EPSS score (1.99%). Track it; it rarely justifies an emergency change on its own.

Description

The SELECT element implementation in Mozilla Firefox before 25.0, Firefox ESR 24.x before 24.1, Thunderbird before 24.1, and SeaMonkey before 2.22 does not properly restrict the nature or placement of HTML within a dropdown menu, which allows remote attackers to spoof the address bar or conduct clickjacking attacks via vectors that trigger navigation off of a page containing this element.

CVSS 2.0
4.3 MEDIUMAV:N/AC:M/Au:N/C:N/I:P/A:N
EPSS
1.99% probability · 80th percentile
CISA KEV
Not listed
Weakness
CWE-20
Affected
mozilla/firefox · mozilla/thunderbird · mozilla/thunderbird esr · mozilla/seamonkey
Source
security@mozilla.org

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