CVE-2016-3387

7.5 highEPSS 20%

High (7.5) in microsoft. EPSS 20% chance of exploitation in the next 30 days.

Microsoft Internet Explorer 10 and 11 and Microsoft Edge do not properly restrict access to private namespaces, which allows remote attackers to gain privileges via unspecified vectors, aka "Microsoft Browser Elevation of Privilege Vulnerability," a different vulnerability than CVE-2016-3388.

Severity

CVSS 3.0

7.5 high

CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS: 20% chance of exploitation in the next 30 days; higher than 97% of CVEs (scores of 2026-10-31)
CWE: CWE-264
Published: 2016-10-14
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

microsoft:edge
microsoft:internet_explorer

References

http://www.securityfocus.com/bid/93381
http://www.securitytracker.com/id/1036992
http://www.securitytracker.com/id/1036993
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-118
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-119

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