CVE-2024-5697: Mozilla Firefox

Medium severity, CVSS 4.3. EPSS: 0.4% chance of exploitation in the next 30 days.

A website was able to detect when a user took a screenshot of a page using the built-in Screenshot functionality in Firefox. This vulnerability affects Firefox < 127.

Affected products

• Mozilla Firefox: before 127 (fixed in 127)

Published 2024-06-11. Last modified 2026-06-17.