CVE-2017-5421
High
Description
A malicious site could spoof the contents of the print preview window if popup windows are enabled, resulting in user confusion of what site is currently loaded. This vulnerability affects Firefox < 52 and Thunderbird < 52.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Mozilla Firefox
PublishedJun 11, 2018
First seenJun 11, 2018
How to fix
Update
- mozilla firefox52.0. or later
- mozilla thunderbird52.0. or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| mozilla firefox | v < 52.0. | 52.0. |
| mozilla thunderbird | v < 52.0. | 52.0. |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
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