Mozilla: >> Firefox >> 118.0.2 Security Vulnerabilities
Denial-of-service in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
CVSS Score
7.5
EPSS Score
0.0
Published
2026-04-21
Information disclosure in the IP Protection component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
CVSS Score
7.5
EPSS Score
0.0
Published
2026-04-21
Incorrect boundary conditions, integer overflow in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
CVSS Score
5.3
EPSS Score
0.0
Published
2026-04-21
Privilege escalation in the Networking component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
CVSS Score
8.8
EPSS Score
0.0
Published
2026-04-21
Spoofing issue in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
CVSS Score
6.3
EPSS Score
0.0
Published
2026-04-21
Mitigation bypass in the File Handling component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
CVSS Score
6.5
EPSS Score
0.0
Published
2026-04-21
Incorrect boundary conditions in the DOM: Device Interfaces component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
CVSS Score
6.5
EPSS Score
0.0
Published
2026-04-21
Information disclosure in the Form Autofill component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
CVSS Score
5.3
EPSS Score
0.0
Published
2026-04-21
Incorrect boundary conditions in the Libraries component in NSS. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
CVSS Score
7.5
EPSS Score
0.0
Published
2026-04-21
Other issue in the Libraries component in NSS. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
CVSS Score
5.3
EPSS Score
0.0
Published
2026-04-21