CVE-2019-11594 Code injection in n/a

High 8.1 Published Updated

AdBlock extension allows arbitrary code execution via rewrite filters when scripts are loaded from origins with open redirects.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2019-11594?

CVE-2019-11594 is a high-severity code injection vulnerability in n/a, published on 29 Apr 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In AdBlock before 3.45.0, the $rewrite filter option allows filter-list maintainers to run arbitrary code in a client-side session when a web service loads a script for execution using XMLHttpRequest or Fetch, and the script origin has an open redirect.

Weakness: CWE-94

Which versions are affected by CVE-2019-11594?

It affects 1 product.

Products include Getadblock Adblock.

How do I fix CVE-2019-11594?

No fix has been published for CVE-2019-11594 yet. Limit exposure of the affected software until one is available.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2019-11594 being exploited?

There is no known exploitation of CVE-2019-11594 in the wild and no public exploit code.

Sources

Also known as GHSA-fqc3-2g58-6mp9.

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