Security Vulnerabilities
Privilege escalation in the Netmonitor component. This vulnerability affects Firefox < 146, Firefox ESR < 140.6, Thunderbird < 146, and Thunderbird < 140.6.
CVSS Score
8.8
EPSS Score
0.0
Published
2025-12-09
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
9.8
EPSS Score
0.001
Published
2025-12-09
Same-origin policy bypass in the Request Handling component. This vulnerability affects Firefox < 146, Firefox ESR < 115.31, Firefox ESR < 140.6, Thunderbird < 146, and Thunderbird < 140.6.
CVSS Score
6.5
EPSS Score
0.0
Published
2025-12-09
Memory safety bugs present in Firefox 145 and Thunderbird 145. 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 and Thunderbird < 146.
CVSS Score
7.3
EPSS Score
0.0
Published
2025-12-09
Memory safety bugs present in Firefox ESR 140.5, Thunderbird ESR 140.5, Firefox 145 and Thunderbird 145. 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, Firefox ESR < 140.6, Thunderbird < 146, and Thunderbird < 140.6.
CVSS Score
8.1
EPSS Score
0.001
Published
2025-12-09
Use-after-free in the WebRTC: Signaling component. This vulnerability affects Firefox < 146, Firefox ESR < 140.6, Thunderbird < 146, and Thunderbird < 140.6.
CVSS Score
9.8
EPSS Score
0.001
Published
2025-12-09
Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability affects Firefox < 146, Firefox ESR < 115.31, Firefox ESR < 140.6, Thunderbird < 146, and Thunderbird < 140.6.
CVSS Score
8.0
EPSS Score
0.0
Published
2025-12-09
Privilege escalation in the DOM: Notifications component. This vulnerability affects Firefox < 146, Firefox ESR < 115.31, Firefox ESR < 140.6, Thunderbird < 146, and Thunderbird < 140.6.
CVSS Score
8.8
EPSS Score
0.0
Published
2025-12-09
JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability affects Firefox < 146, Firefox ESR < 115.31, Firefox ESR < 140.6, Thunderbird < 146, and Thunderbird < 140.6.
CVSS Score
9.8
EPSS Score
0.001
Published
2025-12-09
A vulnerability was determined in Tenda AC9 15.03.05.14_multi. Affected by this vulnerability is an unknown functionality of the file /cgi-bin/DownloadCfg.jpg of the component Configuration File Handler. This manipulation causes information disclosure. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized.
CVSS Score
5.3
EPSS Score
0.0
Published
2025-12-09