Critical severity9.8NVD Advisory· Published Jul 23, 2019· Updated Jun 17, 2026
CVE-2019-9819
CVE-2019-9819
Description
A vulnerability where a JavaScript compartment mismatch can occur while working with the fetch API, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.7, Firefox < 67, and Firefox ESR < 60.7.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
33cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*+ 4 more
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*range: <67.0
- cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*range: <60.7
- (no CPE)range: <67
- (no CPE)range: unspecified
- (no CPE)range: unspecified
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*range: <60.7
- (no CPE)range: <60.7
- (no CPE)range: unspecified
- osv-coords25 versionspkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Leap%2015.0pkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/MozillaThunderbird&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/firefox-esr&distro=openSUSE%20Tumbleweedpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Enterprise%20Storage%204pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP3pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP4pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP1pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP3pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP4pkg:rpm/suse/MozillaFirefox&distro=SUSE%20OpenStack%20Cloud%207pkg:rpm/suse/MozillaThunderbird&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015pkg:rpm/suse/MozillaThunderbird&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP1pkg:rpm/suse/MozillaThunderbird&distro=SUSE%20Package%20Hub%2012
< 60.7.0-lp150.3.54.5+ 24 more
- (no CPE)range: < 60.7.0-lp150.3.54.5
- (no CPE)range: < 92.0-1.2
- (no CPE)range: < 91.1.1-1.1
- (no CPE)range: < 128.5.1-1.1
- (no CPE)range: < 60.7.0-109.72.1
- (no CPE)range: < 60.7.0-109.72.1
- (no CPE)range: < 60.7.0-109.72.1
- (no CPE)range: < 60.7.0-3.40.6
- (no CPE)range: < 60.7.0-3.40.6
- (no CPE)range: < 60.7.0-109.72.1
- (no CPE)range: < 60.7.0-109.72.1
- (no CPE)range: < 60.7.0-109.72.1
- (no CPE)range: < 60.7.0-109.72.1
- (no CPE)range: < 60.7.0-109.72.1
- (no CPE)range: < 60.7.0-109.72.1
- (no CPE)range: < 60.7.0-109.72.1
- (no CPE)range: < 60.7.0-109.72.1
- (no CPE)range: < 60.7.0-109.72.1
- (no CPE)range: < 60.7.0-109.72.1
- (no CPE)range: < 60.7.0-109.72.1
- (no CPE)range: < 60.7.0-109.72.1
- (no CPE)range: < 60.7.0-109.72.1
- (no CPE)range: < 60.7.0-3.33.2
- (no CPE)range: < 60.7.0-3.33.2
- (no CPE)range: < 60.7.2-85.1
Patches
Vulnerability mechanics
References
4- www.mozilla.org/security/advisories/mfsa2019-13/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2019-14/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2019-15/nvdVendor Advisory
- bugzilla.mozilla.org/show_bug.cginvdPermissions Required
News mentions
0No linked articles in our index yet.