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CVE-2021-21333

🗓️ 26 Mar 2021 20:15:00Reported by ubuntu.comType 
ubuntucve
 ubuntucve
🔗 ubuntu.com👁 32 Views

Synapse Matrix homeserver Python HTML injection vulnerability CVE-2021-21333 fix version 1.27.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2021-21333
26 Mar 202120:15
attackerkb
CNNVD
Matrix Synapse 跨站脚本漏洞
26 Mar 202100:00
cnnvd
CVE
CVE-2021-21333
26 Mar 202120:00
cve
Cvelist
CVE-2021-21333 HTML injection in email and account expiry notifications
26 Mar 202120:00
cvelist
Debian CVE
CVE-2021-21333
26 Mar 202120:00
debiancve
EUVD
EUVD-2021-0126
7 Oct 202500:30
euvd
Fedora
[SECURITY] Fedora 34 Update: matrix-synapse-1.38.1-1.fc34
2 Aug 202101:05
fedora
Github Security Blog
HTML injection in email and account expiry notifications
26 Mar 202119:53
github
NVD
CVE-2021-21333
26 Mar 202120:15
nvd
OpenVAS
Fedora: Security Advisory for matrix-synapse (FEDORA-2021-a627cfd31e)
2 Aug 202100:00
openvas
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu18.04anymatrix-synapse0matrix-synapse_0_any.deb
Ubuntu20.04anymatrix-synapse0matrix-synapse_0_any.deb

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26 Aug 2025 12:28Current
6.3Medium risk
Vulners AI Score6.3
CVSS 22.6
CVSS 3.16.1
EPSS0.01392
32