CVE-2020-9440

A cross-site scripting (XSS) vulnerability in the WSC plugin through 5.5.7.5 for CKEditor 4 allows remote attackers to run arbitrary web script inside an IFRAME element by injecting a crafted HTML element into the editor.
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.1 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 64%
VendorProductVersion
ckeditorckeditor
4.0
webspellcheckerwebspellchecker
𝑥
≤ 5.5.7.5
𝑥
= Vulnerable software versions
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
ckeditor
jammy
ignored
impish
ignored
hirsute
ignored
groovy
ignored
focal
ignored
eoan
ignored
bionic
ignored
xenial
ignored
trusty
dne
Common Weakness Enumeration
References
https://ckeditor.com/blog/CKEditor-4.14-with-Paste-from-LibreOffice-released/#security-issues-fixed
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7OJ4BSS3VEAEXPNSOOUAXX6RDNECGZNO/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L322YA73LCV3TO7ORY45WQDAFJVNKXBE/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M4HHYQ6N452XTCIROFMJOTYEUWSB6FR4/
https://ckeditor.com/blog/CKEditor-4.14-with-Paste-from-LibreOffice-released/#security-issues-fixed
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7OJ4BSS3VEAEXPNSOOUAXX6RDNECGZNO/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L322YA73LCV3TO7ORY45WQDAFJVNKXBE/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M4HHYQ6N452XTCIROFMJOTYEUWSB6FR4/