Vulnerability Details : CVE-2021-43943
Affected versions of Atlassian Jira Service Management Server and Data Center allow attackers with administrator privileges to inject arbitrary HTML or JavaScript via a Cross-Site Scripting (XSS) vulnerability in the "Object Schema" field of /secure/admin/InsightDefaultCustomFieldConfig.jspa. The affected versions are before version 4.21.0.
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2021-43943
- cpe:2.3:a:atlassian:jira_service_management:*:*:*:*:data_center:*:*:*
- cpe:2.3:a:atlassian:jira_service_management:*:*:*:*:server:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-43943
0.52%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 64 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-43943
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
3.5
|
LOW | AV:N/AC:M/Au:S/C:N/I:P/A:N |
6.8
|
2.9
|
NIST | |
|
4.8
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N |
1.7
|
2.7
|
NIST |
CWE ids for CVE-2021-43943
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-43943
-
https://jira.atlassian.com/browse/JSDSERVER-10980
[JSDSERVER-10980] Stored XSS in "Object Schema" field of /secure/admin/InsightDefaultCustomFieldConfig.jspa - CVE-2021-43943 - Create and track feature requests for Atlassian products.Issue Tracking;Patch;Vendor Advisory
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