CVE-2018-8512 Security feature bypass in Microsoft Edge

Medium 5.4 Published Updated

Attackers can bypass Microsoft Edge Content Security Policy protections by using specially crafted documents, undermining browser security controls.

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-2018-8512?

CVE-2018-8512 is a medium-severity vulnerability in Microsoft Edge, published on 10 Oct 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

A security feature bypass vulnerability exists in Microsoft Edge when the Edge Content Security Policy (CSP) fails to properly validate certain specially crafted documents, aka "Microsoft Edge Security Feature Bypass Vulnerability." This affects Microsoft Edge. This CVE ID is unique from CVE-2018-8530.

Weakness: CWE-20

Which versions are affected by CVE-2018-8512?

It affects 1 product.

Products include Microsoft Edge.

How do I fix CVE-2018-8512?

No fix has been published for CVE-2018-8512 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-8512 being exploited?

There is no known exploitation of CVE-2018-8512 in the wild and no public exploit code.

All Microsoft Edge vulnerabilities

Sources

Also known as GHSA-vhfw-vgr5-4gr8.

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