CVE-2018-8366 Information disclosure in Microsoft Edge

What is CVE-2018-8366?

CVE-2018-8366 is a low-severity vulnerability in Microsoft Edge, published on 13 Sep 2018. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

An information disclosure vulnerability exists when the Microsoft Edge Fetch API incorrectly handles a filtered response type, aka "Microsoft Edge Information Disclosure Vulnerability." This affects Microsoft Edge.

Weakness: CWE-200

Which versions are affected by CVE-2018-8366?

It affects 1 product.

Products include Microsoft Edge.

How do I fix CVE-2018-8366?

No fix has been published for CVE-2018-8366 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-8366 being exploited?

There is no known exploitation of CVE-2018-8366 in the wild and no public exploit code.

Other vulnerabilities in Microsoft Edge

• CVE-2021-26411 Microsoft Internet Explorer Memory Corruption Exploited High 8.8
• CVE-2016-7200 Microsoft Edge Memory Corruption Exploited High 8.8
• CVE-2016-7201 Microsoft Edge Memory Corruption Exploited High 8.8
• CVE-2017-0037 Microsoft Edge and Internet Explorer Type Confusion Exploited High 8.1
• CVE-2016-3351 Microsoft Internet Explorer and Edge Information Disclosure Exploited Medium 6.5

All Microsoft Edge vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-m3qg-3g4c-5jwm.