What is CVE-2016-0005?

CVE-2016-0005 is a medium-severity vulnerability in Microsoft Internet Explorer, classified under Improper Input Validation. CVSS score: 4.3/10. Published 2016-01-13.

How severe is CVE-2016-0005?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Improper input validation in Microsoft Internet Explorer

CVE-2016-0005

Microsoft Internet Explorer 9 through 11 allows remote attackers to bypass the Same Origin Policy via unspecified vectors, aka "Internet Explorer Elevation of Privilege Vulnerability."

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2016-01-13 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.276 (98.0th percentile), scored 2026-10-05.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 98.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.276 · newest: 0.276 · change: 0.000

Affected products

Microsoft Internet Explorer — versions 9, 10, 11

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

www.securitytracker.com/id/1034648 (vdb-entry)
docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-001 (vendor-advisory)

Frequently asked questions

What is CVE-2016-0005?: CVE-2016-0005 is a medium-severity vulnerability in Microsoft Internet Explorer, classified under Improper Input Validation. CVSS score: 4.3/10. Published 2016-01-13.
How severe is CVE-2016-0005?: Medium severity. CVSS v3 base score is 4.3 out of 10.