Integer overflow in the SVG component. This vulnerability was fixed in Firefox 143, Firefox ESR 115.28, Firefox ESR 140.3, Thunderbird 143, and Thunderbird 140.3.
CVSS Details
- CVSS 3.1 Base Score: 8.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade firefox-x11Upgrade thunderbirdUpgrade firefox | Sep 29, 2025 | Sep 22, 2025 |
| Amazon Linux Ami 2 | — | Upgrade firefoxUpgrade thunderbird | May 20, 2026 | May 20, 2026 |
| Amazon_linux_2023 | — | Upgrade firefox-debuginfoUpgrade firefoxUpgrade firefox-debugsource | Sep 30, 2025 | Sep 16, 2025 |
| Debian | — | Upgrade firefox-esrUpgrade thunderbird | Sep 22, 2025 | Sep 22, 2025 |
| Freebsd | — | Upgrade firefox-esrUpgrade thunderbirdUpgrade firefox | Dec 10, 2025 | Nov 2, 2025 |
| Mfsa2025 73 | — | Upgrade to Mozilla Firefox version 143.0 | Sep 17, 2025 | Sep 16, 2025 |
| Mfsa2025 74 | — | Upgrade to Mozilla Firefox ESR version 115.28 | Sep 17, 2025 | Sep 16, 2025 |
| Mfsa2025 75 | — | Upgrade to Mozilla Firefox ESR version 140.3 | Sep 17, 2025 | Sep 16, 2025 |
| Mozilla Thunderbird | — | Upgrade to Mozilla Thunderbird version 140.3 | Sep 17, 2025 | Sep 16, 2025 |
| Oracle_linux | — | Upgrade firefoxUpgrade thunderbirdUpgrade firefox-x11 | Sep 19, 2025 | Sep 16, 2025 |
| Redhat_linux | — | Upgrade thunderbird-debuginfoUpgrade thunderbirdUpgrade firefox-debugsourceUpgrade firefox-x11Upgrade firefoxNo solution existsUpgrade firefox-debuginfoUpgrade thunderbird-debugsource | Sep 19, 2025 | Sep 16, 2025 |
| Rocky_linux | — | Upgrade thunderbird-debuginfoUpgrade firefoxUpgrade firefox-x11Upgrade thunderbird-debugsourceUpgrade firefox-debuginfoUpgrade firefox-debugsourceUpgrade thunderbird | Feb 5, 2026 | Oct 3, 2025 |
| Suse | — | Upgrade mozillafirefox-translations-commonUpgrade mozillafirefox-branding-upstreamUpgrade mozillathunderbirdUpgrade mozillathunderbird-translations-otherUpgrade mozillafirefox-develUpgrade mozillafirefox-translations-otherUpgrade MozillaThunderbird-openpgp-librnpUpgrade mozillafirefoxUpgrade mozillathunderbird-translations-common | Dec 5, 2025 | Sep 20, 2025 |
| Ubuntu | — | Upgrade thunderbird | Feb 4, 2026 | Feb 2, 2026 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub