What is CVE-2016-0156?

CVE-2016-0156 is a high-severity vulnerability in Microsoft Edge, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2016-04-12.

How severe is CVE-2016-0156?

High severity. CVSS v3 base score is 7.5 out of 10.

Buffer overflow in Microsoft Edge

CVE-2016-0156

Microsoft Edge allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Microsoft Edge Memory Corruption Vulnerability," a different vulnerability than CVE-2016-0155 and CVE-2016-0157.

Vulnerability class: Buffer Overflow

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

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.192 (97.2th percentile), scored 2026-09-30.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 97.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.192 · newest: 0.192 · change: 0.000

Affected products

Microsoft Edge

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

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-2016-0156?: CVE-2016-0156 is a high-severity vulnerability in Microsoft Edge, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2016-04-12.
How severe is CVE-2016-0156?: High severity. CVSS v3 base score is 7.5 out of 10.