What is CVE-2016-0158?

CVE-2016-0158 is a medium-severity vulnerability in Microsoft Edge, classified under CWE-254. CVSS score: 6.5/10. Published 2016-04-12.

How severe is CVE-2016-0158?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Microsoft Edge

CVE-2016-0158

Microsoft Edge allows remote attackers to bypass the Same Origin Policy via unspecified vectors, aka "Microsoft Edge Elevation of Privilege Vulnerability," a different vulnerability than CVE-2016-0161.

Published 2016-04-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.151 (96.6th percentile), scored 2026-09-30.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 96.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.151 · newest: 0.151 · change: 0.000

Affected products

Microsoft Edge

Weakness classification (CWE)

CWE-254

References

www.zerodayinitiative.com/advisories/ZDI-16-233
www.securitytracker.com/id/1035522 (vdb-entry)
docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-038 (vendor-advisory)

Frequently asked questions

What is CVE-2016-0158?: CVE-2016-0158 is a medium-severity vulnerability in Microsoft Edge, classified under CWE-254. CVSS score: 6.5/10. Published 2016-04-12.
How severe is CVE-2016-0158?: Medium severity. CVSS v3 base score is 6.5 out of 10.