CVE-2017-8733

What it is

Internet Explorer in Microsoft Windows 7 SP1, Windows Server 2008 SP2 and R2 SP1, Windows 8.1 and Windows RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016 allows an attacker to trick a user into believing that the user was visiting a legitimate website, due to the way that Internet Explorer handles specific HTML content, aka "Internet Explorer Spoofing Vulnerability".

At a glance

Exploitability

Can be exploited over the network without logging in, but needs a user to act. Limited direct impact.

Exploit odds

5.2% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2017-09-13 01:29 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 01:26 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 5.2% in the next 30 days (EPSS).
• Severity: 4.3 MEDIUM (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2017-09-13 01:29 UTC

Last modified

2026-06-17 01:26 UTC

Exploit probability

5.2% · EPSS, next 30 days

Record status

Modified

Affected

• Microsoft Internet Explorer 9
• Microsoft Internet Explorer 10
• Microsoft Internet Explorer 11

Attack profile CVSS 3.0 · 4.3

Attack vector

Network

Complexity

Low

Privileges needed

None

User interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2017-8733.md and follow it. Check whether this project is affected by CVE-2017-8733. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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