Medium severity · published Jun 17, 2021
CVE-2020-36389
In CiviCRM before 5.28.1 and CiviCRM ESR before 5.27.5 ESR, the CKEditor configuration form allows CSRF
4.3
CVSS
0.7%
EPSS
No
On KEV
Description
In CiviCRM before 5.28.1 and CiviCRM ESR before 5.27.5 ESR, the CKEditor configuration form allows CSRF.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 51% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CI
Civicrm · Civicrm
before 5.27.5; before 5.28.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-36389
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-36389
Exploit
https://blog.sonarsource.com/civicrm-code-execution-vulnerability-chain-explained/
Vendor Advisory
https://civicrm.org/advisory/civi-sa-2020-11-csrf-ckeditor-configuration-form
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