HIGHCVE-2026-2798Published Modified CNA mozilla
CVE-2026-2798: Use-after-free in the DOM: Core & HTML component
Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 148 and Thunderbird 148.
Metrics
- CVSS v3.1
- 8.8
- Severity
- HIGH
- Fixed in
- 148
- Affected Products
- 2
Fix available
148
Affected packages
- Mozilla / FirefoxFixed in 148
- Mozilla / ThunderbirdFixed in 148
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H