An attacker could, via a specially crafted multipart response, execute arbitrary JavaScript under the resource://pdf.js
origin. This could allow them to access cross-origin PDF content. This access is limited to "same site" documents by the Site Isolation feature on desktop clients, but full cross-origin access is possible on Android versions. This vulnerability affects Firefox < 131, Firefox ESR < 128.3, Firefox ESR < 115.16, Thunderbird < 128.3, and Thunderbird < 131.
{ "availability": "No subscription required", "binaries": [ { "binary_version": "131.0+build1.1-0ubuntu0.20.04.1", "binary_name": "firefox" }, { "binary_version": "131.0+build1.1-0ubuntu0.20.04.1", "binary_name": "firefox-dev" }, { "binary_version": "131.0+build1.1-0ubuntu0.20.04.1", "binary_name": "firefox-geckodriver" }, { "binary_version": "131.0+build1.1-0ubuntu0.20.04.1", "binary_name": "firefox-mozsymbols" } ] }
{ "availability": "No subscription required", "binaries": [ { "binary_version": "1:115.18.0+build1-0ubuntu0.20.04.1", "binary_name": "thunderbird" }, { "binary_version": "1:115.18.0+build1-0ubuntu0.20.04.1", "binary_name": "thunderbird-dev" }, { "binary_version": "1:115.18.0+build1-0ubuntu0.20.04.1", "binary_name": "thunderbird-gnome-support" }, { "binary_version": "1:115.18.0+build1-0ubuntu0.20.04.1", "binary_name": "thunderbird-mozsymbols" }, { "binary_version": "1:115.18.0+build1-0ubuntu0.20.04.1", "binary_name": "xul-ext-calendar-timezones" }, { "binary_version": "1:115.18.0+build1-0ubuntu0.20.04.1", "binary_name": "xul-ext-gdata-provider" }, { "binary_version": "1:115.18.0+build1-0ubuntu0.20.04.1", "binary_name": "xul-ext-lightning" } ] }
{ "availability": "No subscription required", "binaries": [ { "binary_version": "1:115.18.0+build1-0ubuntu0.22.04.1", "binary_name": "thunderbird" }, { "binary_version": "1:115.18.0+build1-0ubuntu0.22.04.1", "binary_name": "thunderbird-dev" }, { "binary_version": "1:115.18.0+build1-0ubuntu0.22.04.1", "binary_name": "thunderbird-gnome-support" }, { "binary_version": "1:115.18.0+build1-0ubuntu0.22.04.1", "binary_name": "thunderbird-mozsymbols" }, { "binary_version": "1:115.18.0+build1-0ubuntu0.22.04.1", "binary_name": "xul-ext-calendar-timezones" }, { "binary_version": "1:115.18.0+build1-0ubuntu0.22.04.1", "binary_name": "xul-ext-gdata-provider" }, { "binary_version": "1:115.18.0+build1-0ubuntu0.22.04.1", "binary_name": "xul-ext-lightning" } ] }