Threat Investigation
Request a demo

CVE-2023-3482

Medium

Description

When Firefox is configured to block storage of all cookies, it was still possible to store data in localstorage by using an iframe with a source of 'about:blank'. This could have led to malicious websites storing tracking data without permission. This vulnerability affects Firefox < 115.

SeverityMedium
CVSS6.5
Exploit probability—
ProductMozilla Firefox
PublishedJul 5, 2023
First seenJul 5, 2023

How to fix

Update
  • mozilla firefox115.0 or later

Affected products

ProductAffected versionsFixed in
mozilla firefoxv < 115.0115.0

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.