CVE-2026-16409

HIGH

7.5

CVSS Severity Score

EPSS Score0.0000%

EPSS Percentile0.00th

Published2026-07-21

Last Modified2026-07-24

Data SourcesNVD

Vulnerability Description

Invalid pointer in the Security: PSM component. This vulnerability was fixed in Firefox 153 and Thunderbird 153.

📦

Mozilla

< 153.0.0

📦

Mozilla

< 153.0

Memory safety bugs present in Firefox ESR 140.12 and Firefox 152. Some of these bugs showed evidence of memory corruption and we p...

Memory safety bugs present in Firefox 152. Some of these bugs showed evidence of memory corruption and we presume that with enough...

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 153 and Thunderbird 153.

Integer overflow in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 153 and Thunderbird 153.