Same-origin policy bypass in the DOM: Workers component. This vulnerability was fixed in Firefox 145, Firefox ESR 140.5, Thunderbird 145, and Thunderbird 140.5.
CVSS Details
- CVSS 3.1 Base Score: 8.1
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade firefoxUpgrade firefox-x11Upgrade thunderbird | Nov 26, 2025 | Nov 13, 2025 |
| Amazon Linux Ami 2 | — | Upgrade thunderbirdUpgrade firefox | May 20, 2026 | May 20, 2026 |
| Amazon_linux_2023 | — | Upgrade firefoxUpgrade firefox-debuginfoUpgrade firefox-debugsource | Dec 9, 2025 | Nov 11, 2025 |
| Debian | — | Upgrade thunderbirdUpgrade firefox-esr | Nov 14, 2025 | Nov 14, 2025 |
| Freebsd | — | Upgrade firefox-esrUpgrade firefox | Dec 10, 2025 | Nov 13, 2025 |
| Mfsa2025 87 | — | Upgrade to Mozilla Firefox version 145.0Upgrade to the latest version of Mozilla Firefox | Nov 12, 2025 | Nov 11, 2025 |
| Mfsa2025 88 | — | Upgrade to Mozilla Firefox ESR version 140.5Upgrade to the latest version of Mozilla Firefox | Nov 12, 2025 | Nov 11, 2025 |
| Mozilla Thunderbird | — | Upgrade to the latest version of Mozilla ThunderbirdUpgrade to Mozilla Thunderbird version 145.0 | Nov 17, 2025 | Nov 13, 2025 |
| Oracle_linux | — | Upgrade firefoxUpgrade firefox-x11Upgrade thunderbird | Nov 28, 2025 | Nov 11, 2025 |
| Redhat_linux | — | Upgrade firefox-debugsourceUpgrade thunderbird-debuginfoNo solution existsUpgrade firefox-x11Upgrade firefoxUpgrade thunderbird-debugsourceUpgrade firefox-debuginfoUpgrade thunderbird | Nov 14, 2025 | Nov 11, 2025 |
| Rocky_linux | — | Upgrade firefox-debuginfoUpgrade firefoxUpgrade thunderbirdUpgrade thunderbird-debuginfoUpgrade firefox-x11Upgrade thunderbird-debugsourceUpgrade firefox-debugsource | Feb 5, 2026 | Dec 1, 2025 |
| Ubuntu | — | Upgrade thunderbird | Feb 4, 2026 | Feb 2, 2026 |
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