What is CVE-2016-3244?

CVE-2016-3244 is a medium-severity vulnerability in Microsoft Edge, classified under Improper Access Control. CVSS score: 4.3/10. Published 2016-07-13.

How severe is CVE-2016-3244?

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

Vulnerability in Microsoft Edge

CVE-2016-3244

Microsoft Edge allows remote attackers to bypass the ASLR protection mechanism via a crafted web site, aka "Microsoft Edge Security Feature Bypass."

Published 2016-07-13 · 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:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.188 (97.2th percentile), scored 2026-10-02.

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: 0.188 · newest: 0.188 · change: 0.000

Affected products

Microsoft Edge

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

www.securitytracker.com/id/1036286 (vdb-entry)
docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-085 (vendor-advisory)
www.securityfocus.com/bid/91599 (vdb-entry)

Frequently asked questions

What is CVE-2016-3244?: CVE-2016-3244 is a medium-severity vulnerability in Microsoft Edge, classified under Improper Access Control. CVSS score: 4.3/10. Published 2016-07-13.
How severe is CVE-2016-3244?: Medium severity. CVSS v3 base score is 4.3 out of 10.