SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2016-3353

Microsoft Internet Explorer 9 through 11 mishandles .url files from the Internet zone, which allows remote attackers to bypass intended access restrictions via a crafted file, aka "Internet Explorer Security Feature Bypass."

HIGH 8.3EPSS 11.8%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 11.8%, higher than 96% of all known CVEs. Patch or mitigate before the next change window.

Description

Microsoft Internet Explorer 9 through 11 mishandles .url files from the Internet zone, which allows remote attackers to bypass intended access restrictions via a crafted file, aka "Internet Explorer Security Feature Bypass."

CVSS 3.0
8.3 HIGHCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
EPSS
11.77% probability · 96th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-254
Affected
microsoft/internet explorer
Source
secure@microsoft.com
EPSS trend
0%8%15%26 October 2026: 11.77%26 October 202626 October 2026

EPSS 11.8% since 26 October 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.