Medium severity · published Aug 30, 2021
CVE-2021-39117
The AssociateFieldToScreens page in Atlassian Jira Server and Data Center before version 8.18.0 allows remote attackers to inject arbitrary HTML or JavaScript via a Cross-Site…
4.8
CVSS
0.6%
EPSS
No
On KEV
Description
The AssociateFieldToScreens page in Atlassian Jira Server and Data Center before version 8.18.0 allows remote attackers to inject arbitrary HTML or JavaScript via a Cross-Site Scripting (XSS) vulnerability via the name of a custom field.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 50% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
JI
Jira · Atlassian
before 8.18.0 · source: NVD
DC
Data Center · Atlassian
before 8.18.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-39117
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-39117
Issue Tracking
https://jira.atlassian.com/browse/JRASERVER-72597
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