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CVE-2021-40823

🗓️ 13 Sep 2021 18:45:50Reported by mitreType 
cve
 cve
🔗 web.nvd.nist.gov👁 109 Views

Logic error in room key sharing functionality of matrix-js-sdk, allows malicious Matrix homeserver to steal encryption key

Related
Detection
Refs
ReporterTitlePublishedViews
Family
FreeBSD
Matrix clients -- several vulnerabilities
23 Aug 202100:00
freebsd
ATTACKERKB
CVE-2021-40823
13 Sep 202119:15
attackerkb
AlpineLinux
CVE-2021-40823
13 Sep 202118:45
alpinelinux
ArchLinux
[ASA-202109-4] element-desktop: information disclosure
14 Sep 202100:00
archlinux
ArchLinux
[ASA-202109-5] element-web: information disclosure
14 Sep 202100:00
archlinux
CNNVD
Matrix 加密问题漏洞
13 Sep 202100:00
cnnvd
Cvelist
CVE-2021-40823
13 Sep 202118:45
cvelist
Debian CVE
CVE-2021-40823
13 Sep 202118:45
debiancve
EUVD
EUVD-2021-1944
7 Oct 202500:30
euvd
Tenable Nessus
FreeBSD : Matrix clients -- several vulnerabilities (93eb0e48-14ba-11ec-875e-901b0e9408dc)
14 Sep 202100:00
nessus
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17 Jun 2026 04:07Current
5.4Medium risk
Vulners AI Score5.4
CVSS 24.3
CVSS 3.15.9
EPSS0.00641
109