CVE-2017-11863

Name: CVE-2017-11863
Creator: NVD / NIST
Published: 2017-11-15T03:29:01.45+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 3.49%

Last modified Jun 17, 2026

CVE-2017-11863 is a vulnerability of currently unknown severity. Microsoft Edge in Microsoft Windows 10 Gold, 1511, 1607, 1703, 1709, Windows Server 2016 and Windows Server, version 1709 allows an attacker to trick a user into loading a page containing malicious content, due to how the Edge Content Security Policy (CSP) validates documents, aka "Microsoft Edge Security Feature Bypass Vulnerability". This CVE ID is unique from CVE-2017-11872 and CVE-2017-11874.. EPSS estimates a 3.49% chance of exploitation in the next 30 days.

Description

Microsoft Edge in Microsoft Windows 10 Gold, 1511, 1607, 1703, 1709, Windows Server 2016 and Windows Server, version 1709 allows an attacker to trick a user into loading a page containing malicious content, due to how the Edge Content Security Policy (CSP) validates documents, aka "Microsoft Edge Security Feature Bypass Vulnerability". This CVE ID is unique from CVE-2017-11872 and CVE-2017-11874.

Metrics

EPSS Probability

3.49%

87.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Microsoft	Edge	All versions

References

http://www.securityfocus.com/bid/101748Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1039801Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11863Patch, Vendor Advisory
http://www.securityfocus.com/bid/101748Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1039801Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11863Patch, Vendor Advisory

Timeline

Published: Nov 15, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-11863?

How severe is CVE-2017-11863?

Severity scoring for CVE-2017-11863 is pending analysis. The EPSS model estimates a 3.49% probability of exploitation in the next 30 days.

How do I fix CVE-2017-11863?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-11863?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST