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CVE-2021-43540

🗓️ 08 Dec 2021 00:00:00Reported by ubuntu.comType 
ubuntucve
 ubuntucve
🔗 ubuntu.com👁 19 Views

WebExtension permissions vulnerability in Firefox < 9

Related
Packages
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2021-43540
8 Dec 202122:15
attackerkb
alpinelinux
AlpineLinux
CVE-2021-43540
8 Dec 202121:20
alpinelinux
archlinux
ArchLinux
[ASA-202112-8] firefox: multiple issues
11 Dec 202100:00
archlinux
astralinux
AstraLinux
Astra Linux – Vulnerability in Firefox
20 May 202605:53
astralinux
cnnvd
CNNVD
Mozilla Firefox 权限许可和访问控制问题漏洞
7 Dec 202100:00
cnnvd
cnvd
CNVD
Mozilla Firefox ESR input validation error vulnerability
10 Dec 202100:00
cnvd
cve
CVE
CVE-2021-43540
8 Dec 202121:20
cve
cvelist
Cvelist
CVE-2021-43540
8 Dec 202121:20
cvelist
debiancve
Debian CVE
CVE-2021-43540
8 Dec 202121:20
debiancve
euvd
EUVD
EUVD-2021-30469
3 Oct 202520:07
euvd
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu18.04allfirefox95.0+build1-0ubuntu0.18.04.1firefox_95.0+build1-0ubuntu0.18.04.1_all.deb
Ubuntu20.04allfirefox95.0+build1-0ubuntu0.20.04.1firefox_95.0+build1-0ubuntu0.20.04.1_all.deb
Ubuntu21.04allfirefox95.0+build1-0ubuntu0.21.04.1firefox_95.0+build1-0ubuntu0.21.04.1_all.deb
Ubuntu21.10allfirefox95.0+build1-0ubuntu0.21.10.1firefox_95.0+build1-0ubuntu0.21.10.1_all.deb
Ubuntu22.10allfirefox95.0+build1-0ubuntu1firefox_95.0+build1-0ubuntu1_all.deb
Ubuntu23.04allfirefox95.0+build1-0ubuntu1firefox_95.0+build1-0ubuntu1_all.deb
Ubuntu22.04allfirefox95.0+build1-0ubuntu1firefox_95.0+build1-0ubuntu1_all.deb

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25 Aug 2025 23:42Current
6.8Medium risk
Vulners AI Score6.8
CVSS 24.3
CVSS 3.16.5
EPSS0.00862
19