Medium severity · published Jul 1, 2020
CVE-2020-4027
Affected versions of Atlassian Confluence Server and Data Center allowed remote attackers with system administration permissions to bypass velocity template injection mitigations…
4.7
CVSS
1.5%
EPSS
No
On KEV
Description
Affected versions of Atlassian Confluence Server and Data Center allowed remote attackers with system administration permissions to bypass velocity template injection mitigations via an injection vulnerability in custom user macros. The affected versions are before version 7.4.5, and from version 7.5.0 before 7.5.1.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.5% · higher than 74% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CO
Confluence · Atlassian
before 7.4.5 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-4027
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-4027
Issue Tracking
https://jira.atlassian.com/browse/CONFSERVER-59898
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