Mozilla: >> Firefox >> 10.0 Security Vulnerabilities
Sandbox escape due to incorrect boundary conditions in the Graphics component. This vulnerability affects Firefox < 147, Firefox ESR < 115.32, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7.
CVSS Score
9.8
EPSS Score
0.001
Published
2026-01-13
Sandbox escape due to integer overflow in the Graphics component. This vulnerability affects Firefox < 147, Firefox ESR < 115.32, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7.
CVSS Score
8.8
EPSS Score
0.0
Published
2026-01-13
Sandbox escape in the Messaging System component. This vulnerability affects Firefox < 147 and Thunderbird < 147.
CVSS Score
10.0
EPSS Score
0.001
Published
2026-01-13
Use-after-free in the IPC component. This vulnerability affects Firefox < 147, Firefox ESR < 115.32, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7.
CVSS Score
8.8
EPSS Score
0.0
Published
2026-01-13
Information disclosure in the Networking component. This vulnerability affects Firefox < 147, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7.
CVSS Score
5.3
EPSS Score
0.0
Published
2026-01-13
Use-after-free in the JavaScript Engine component. This vulnerability affects Firefox < 147, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7.
CVSS Score
9.8
EPSS Score
0.001
Published
2026-01-13
Use-after-free in the Disability Access APIs component. This vulnerability affects Firefox < 146.0.1.
CVSS Score
9.8
EPSS Score
0.001
Published
2025-12-18
Memory safety bugs present in Firefox 146. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 146.0.1.
CVSS Score
8.8
EPSS Score
0.0
Published
2025-12-18
JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability affects Firefox < 146, Firefox ESR < 140.6, Thunderbird < 146, and Thunderbird < 140.6.
CVSS Score
7.3
EPSS Score
0.001
Published
2025-12-09
Use-after-free in the Audio/Video: GMP component. This vulnerability affects Firefox < 146 and Thunderbird < 146.
CVSS Score
9.8
EPSS Score
0.001
Published
2025-12-09