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CVE

CVE-2021-37695

ckeditor is an open source WYSIWYG HTML editor with rich content support. A potential vulnerability has been discovered

ckeditor is an open source WYSIWYG HTML editor with rich content support. A potential vulnerability has been discovered in CKEditor 4 Fake Objects package. The vulnerability allowed to inject malformed Fake Objects HTML, which could result in executing JavaScript code.

It affects all users using the CKEditor 4 plugins listed above at version < 4.16.2. The problem has been recognized and patched. The fix will be available in version 4.16.2.

HIGH · CVSS 7.3 EPSS 0.0074
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
▤

Affected Products & Versions

13
ckeditor< 4.16.2
debian linuxall versions
fedoraproject fedoraall versions
oracle application express< 21.1.4
oracle banking party managementall versions
oracle commerce guided searchall versions
oracle commerce merchandisingall versions
oracle documakerall versions
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
npm ckeditor4 HIGH fixed in 4.16.2
▣

Scoring & Timeline

7.3
HIGH · CVSS v3.1 · security-advisories@github.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD13 Aug 2021 · 12:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N
⚑

Vendor Advisories

3
usnUSN-5340-2
usnUSN-5340-1
oracle-cpuoracle-cpu-JD-Edwards-EnterpriseOne-Tools-4781--CVE-2021-37695
🔗

References & Sources

8
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/ckeditor/ckeditor4/commit/de3c001540715f9c3801aaa38a1917de46cfcf58PatchThird Party Advisory
https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-m94c-37g6-cjhcThird Party Advisory
https://lists.debian.org/debian-lts-announce/2021/11/msg00007.htmlMailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NYA354LJP47KCVJMTUO77ZCX3ZK42G3T/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UVOYN2WKDPLKCNILIGEZM236ABQASLGW/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WAGNWHFIQAVCP537KFFS2A2GDG66J7XD/
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