CVE-2016-3351

MEDIUMNVD 6.59.0▲Trending — 5 sources updated this weekExploited in the wild

6.5

Microsoft Internet Explorer 9 through 11 and Microsoft Edge allow remote attackers to obtain sensitive information via a crafted web site, aka "Microsoft Browser Information Disclosure Vulnerability."

CVSS v3: 6.5
EG Score: 9.0(high)
EPSS: 97.7%
KEV: ⚠ Exploited

Published

September 14, 2016

Last Modified

April 22, 2026

Advisory Details (6)

Auto-updated May 20, 2026

🔬 Proof of concept available. No patch confirmed yet.

generic

Microsoft Security Bulletin MS16-104 - Critical | Microsoft Learn

https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-104

generic

http://www.securitytracker.com/id/1036789

generic

http://www.securitytracker.com/id/1036788

generic

http://www.securityfocus.com/bid/92788

generic🟡 PoC Available

Detecting analysts before installing the malware (IE)

https://www.brokenbrowser.com/detecting-apps-mimetype-malware/

generic

Microsoft Security Bulletin MS16-105 - Critical | Microsoft Learn

https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-105

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-200Exposure of Sensitive Information to an Unauthorized Actor

All Vendor Advisories

(1)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Microsoft MSRCCVE-2016-33512016-09-13
Microsoft Browser Information Disclosure Vulnerability

Data Freshness Timeline

(refreshed 20× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-06 09:02 UTCEG score recompute
2026-06-06 09:02 UTCVendor advisory
2026-06-06 09:02 UTCGHSA enrichment
2026-06-06 05:09 UTCEG score recompute
2026-06-06 05:09 UTCVendor advisory
2026-06-06 05:09 UTCGHSA enrichment
2026-06-06 01:16 UTCEG score recompute
2026-06-06 01:16 UTCVendor advisory
2026-06-06 01:16 UTCGHSA enrichment
2026-06-05 22:44 UTCepss_batch
2026-06-05 22:43 UTCkev_newly_listed
2026-06-05 21:23 UTCEG score recompute
2026-06-05 21:23 UTCVendor advisory
2026-06-05 21:23 UTCGHSA enrichment
2026-06-05 17:30 UTCEG score recompute
2026-06-05 17:30 UTCVendor advisory
2026-06-05 17:30 UTCGHSA enrichment
2026-06-05 13:37 UTCEG score recompute
2026-06-05 13:37 UTCVendor advisory
2026-06-05 13:37 UTCGHSA enrichment

Frequently asked(6)

What is CVE-2016-3351?

CVE-2016-3351 is a medium vulnerability published on September 14, 2016. Microsoft Internet Explorer 9 through 11 and Microsoft Edge allow remote attackers to obtain sensitive information via a crafted web site, aka "Microsoft Browser Information Disclosure Vulnerability."

When was CVE-2016-3351 disclosed?

CVE-2016-3351 was first published in the National Vulnerability Database on September 14, 2016, with the most recent update on April 22, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2016-3351 actively exploited?

Yes. CISA added CVE-2016-3351 to the Known Exploited Vulnerabilities catalog on May 24, 2022, affecting Microsoft Internet Explorer and Edge. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.

What is the CVSS score of CVE-2016-3351?

CVE-2016-3351 has a CVSS v3 base score of 6.5 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.

Which products are affected by CVE-2016-3351?

CVE-2016-3351 affects Microsoft Internet Explorer and Edge. The full affected-products list, including version ranges and fixed versions, is shown in the Affected Packages section of this page.

How do I remediate CVE-2016-3351?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2016-3351, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2016-3351

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Is Your Infrastructure Affected by CVE-2016-3351?

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CVE-2016-3351

Published

Last Modified

Advisory Details (6)

Microsoft Security Bulletin MS16-104 - Critical | Microsoft Learn

Detecting analysts before installing the malware (IE)

Microsoft Security Bulletin MS16-105 - Critical | Microsoft Learn

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

Frequently asked(6)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2016-3351?

Same vendor

Same CWE

CVE-2016-3351

📅 Published

🔄 Last Modified

📋 Advisory Details (6)

Microsoft Security Bulletin MS16-104 - Critical | Microsoft Learn

Detecting analysts before installing the malware (IE)

Microsoft Security Bulletin MS16-105 - Critical | Microsoft Learn

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(6)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2016-3351?

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Advisory Details (6)

Frequently asked(6)

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