Script elements loading cross-origin resources generated load and error events which leaked information enabling XS-Leaks attacks. This vulnerability was fixed in Firefox 139, Firefox ESR 128.11, Thunderbird 139, and Thunderbird 128.11.
CVSS Details
- CVSS 3.1 Base Score: 4.3
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | alma-upgrade-firefoxalma-upgrade-firefox-x11alma-upgrade-thunderbird | May 30, 2025 | May 27, 2025 | |
| Amazon Linux Ami 2 | amazon-linux-ami-2-upgrade-firefoxamazon-linux-ami-2-upgrade-firefox-debuginfoamazon-linux-ami-2-upgrade-thunderbirdamazon-linux-ami-2-upgrade-thunderbird-debuginfo | Jun 12, 2025 | May 27, 2025 | |
| Amazon_linux_2023 | amazon-linux-2023-upgrade-firefoxamazon-linux-2023-upgrade-firefox-debuginfoamazon-linux-2023-upgrade-firefox-debugsource | Jun 11, 2025 | May 27, 2025 | |
| Debian | debian-upgrade-firefox-esrdebian-upgrade-thunderbird | May 29, 2025 | May 27, 2025 | |
| Freebsd | freebsd-upgrade-package-firefox-esrfreebsd-upgrade-package-firefox | Jun 7, 2025 | Jun 5, 2025 | |
| Mfsa2025 42 | mozilla-firefox-upgrade-139_0 | May 28, 2025 | May 27, 2025 | |
| Mfsa2025 44 | mozilla-firefox-esr-upgrade-128_11 | May 28, 2025 | May 27, 2025 | |
| Mozilla Thunderbird | mozilla-thunderbird-upgrade-128_11 | May 28, 2025 | May 27, 2025 | |
| Oracle_linux | — | oracle-linux-upgrade-firefoxoracle-linux-upgrade-firefox-x11oracle-linux-upgrade-thunderbird | May 30, 2025 | May 27, 2025 |
| Redhat_linux | no-fix-redhat-rpm-packageredhat-upgrade-firefoxredhat-upgrade-firefox-debuginforedhat-upgrade-firefox-debugsourceredhat-upgrade-firefox-x11redhat-upgrade-thunderbirdredhat-upgrade-thunderbird-debuginforedhat-upgrade-thunderbird-debugsource | May 30, 2025 | May 27, 2025 | |
| Rocky_linux | rocky-upgrade-firefoxrocky-upgrade-firefox-debuginforocky-upgrade-firefox-debugsourcerocky-upgrade-firefox-x11rocky-upgrade-thunderbirdrocky-upgrade-thunderbird-debuginforocky-upgrade-thunderbird-debugsource | Jul 31, 2025 | Jul 29, 2025 | |
| Suse | — | suse-upgrade-libmozjs-128-0suse-upgrade-mozillafirefoxsuse-upgrade-mozillafirefox-branding-upstreamsuse-upgrade-mozillafirefox-develsuse-upgrade-mozillafirefox-translations-commonsuse-upgrade-mozillafirefox-translations-othersuse-upgrade-mozillathunderbirdsuse-upgrade-mozillathunderbird-translations-commonsuse-upgrade-mozillathunderbird-translations-othersuse-upgrade-mozjs128suse-upgrade-mozjs128-devel | Jun 3, 2025 | May 27, 2025 |
| Ubuntu | ubuntu-upgrade-thunderbird | Jun 26, 2025 | May 27, 2025 |
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