Unrated severityNVD Advisory· Published Dec 22, 2022· Updated Apr 16, 2025

CVE-2021-4140

Description

It was possible to construct specific XSLT markup that would be able to bypass an iframe sandbox. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5.

Affected products

osv-coords44 versions
pkg:rpm/almalinux/firefox pkg:rpm/almalinux/thunderbird pkg:rpm/opensuse/civetweb&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/firefox-esr&distro=openSUSE%20Tumbleweed pkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Tumbleweed pkg:rpm/opensuse/MozillaThunderbird&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/MozillaThunderbird&distro=openSUSE%20Tumbleweed pkg:rpm/suse/MozillaFirefox&distro=HPE%20Helion%20OpenStack%208 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Enterprise%20Storage%206 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Enterprise%20Storage%207 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOS pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSS pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-ESPOS pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-LTSS pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOS pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSS pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP3 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4-LTSS pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCL pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCL pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-LTSS pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-LTSS pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-BCL pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSS pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-BCL pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-LTSS pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2015-LTSS pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP2 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Manager%20Proxy%204.1 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Manager%20Retail%20Branch%20Server%204.1 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Manager%20Server%204.1 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20OpenStack%20Cloud%208 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20OpenStack%20Cloud%209 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209 pkg:rpm/suse/MozillaThunderbird&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP3
< 91.5.0-1.el8_5.alma+ 43 more
- (no CPE)range: < 91.5.0-1.el8_5.alma
- (no CPE)range: < 91.5.0-1.el8_5.alma.plus
- (no CPE)range: < 1.15-lp153.2.3.1
- (no CPE)range: < 128.5.1-1.1
- (no CPE)range: < 91.5.0-152.12.1
- (no CPE)range: < 96.0-1.1
- (no CPE)range: < 91.5.0-8.51.1
- (no CPE)range: < 91.5.0-1.1
- (no CPE)range: < 91.5.0-112.86.1
- (no CPE)range: < 91.5.0-150.15.1
- (no CPE)range: < 91.5.0-152.12.1
- (no CPE)range: < 91.5.0-150.15.1
- (no CPE)range: < 91.5.0-150.15.1
- (no CPE)range: < 91.5.0-152.12.1
- (no CPE)range: < 91.5.0-152.12.1
- (no CPE)range: < 91.5.0-150.15.1
- (no CPE)range: < 91.5.0-150.15.1
- (no CPE)range: < 91.5.0-152.12.1
- (no CPE)range: < 91.5.0-78.159.1
- (no CPE)range: < 91.5.0-112.86.1
- (no CPE)range: < 91.5.0-112.86.1
- (no CPE)range: < 91.5.0-112.86.1
- (no CPE)range: < 91.5.0-112.86.1
- (no CPE)range: < 91.5.0-112.86.1
- (no CPE)range: < 91.5.0-150.15.1
- (no CPE)range: < 91.5.0-150.15.1
- (no CPE)range: < 91.5.0-152.12.1
- (no CPE)range: < 91.5.0-152.12.1
- (no CPE)range: < 91.5.0-150.15.1
- (no CPE)range: < 91.5.0-112.86.1
- (no CPE)range: < 91.5.0-112.86.1
- (no CPE)range: < 91.5.0-112.86.1
- (no CPE)range: < 91.5.0-150.15.1
- (no CPE)range: < 91.5.0-150.15.1
- (no CPE)range: < 91.5.0-152.12.1
- (no CPE)range: < 91.5.0-112.86.1
- (no CPE)range: < 91.5.0-152.12.1
- (no CPE)range: < 91.5.0-152.12.1
- (no CPE)range: < 91.5.0-152.12.1
- (no CPE)range: < 91.5.0-112.86.1
- (no CPE)range: < 91.5.0-112.86.1
- (no CPE)range: < 91.5.0-112.86.1
- (no CPE)range: < 91.5.0-112.86.1
- (no CPE)range: < 91.5.0-8.51.1
Mozilla Corporation/Firefoxv5
Range: unspecified
Mozilla Corporation/Thunderbirdv5
Range: unspecified
Mozilla Corporation/Firefox Esrcpe-rescue
Range: unspecified

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

News mentions

No linked articles in our index yet.

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