CVE-2020-1242 Information disclosure in Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for 32-bit Systems

Medium 5.3 Published Updated

An attacker can exploit cross-origin request handling in Microsoft Edge to disclose sensitive information to unauthorized parties.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2020-1242?

CVE-2020-1242 is a medium-severity vulnerability in Microsoft Edge, published on 9 Jun 2020. 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 in the way that Microsoft Edge handles cross-origin requests, aka 'Microsoft Edge Information Disclosure Vulnerability'.

Which versions are affected by CVE-2020-1242?

It affects 1 product.

Products include Microsoft Edge.

How do I fix CVE-2020-1242?

No fix has been published for CVE-2020-1242 yet. Limit exposure of the affected software until one is available.

Is CVE-2020-1242 being exploited?

There is no known exploitation of CVE-2020-1242 in the wild and no public exploit code.

All Microsoft Edge vulnerabilities

Sources

Also known as GHSA-vrjv-gq3f-2v6v.

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