← Vulnerability feed

Vulnerability record · CVE-2021-43959 · published 26 July 2022

CVE-2021-43959: Atlassian jira service desk server-side request forgery (ssrf) vulnerability

Atlassian · Jira Service Desk

Affected versions of Atlassian Jira Service Management Server and Data Center allow authenticated remote attackers to access the content of internal network resources via a Server-Side Request Forgery (SSRF) vulnerability in the CSV importing feature of JSM Insight. When running in an environment like Amazon EC2, this flaw may be used to access to a metadata resource that provides access credentials and other potentially confidential information. The affected versions are before version 4.13.20, from version 4.14.0 before 4.20.8, and from version 4.21.0 before 4.22.2.

5.7 CVSS 3.1 Medium EPSS 0.70% · top 48.8% CWE-918 · Server-side request forgery (SSRF)
5.7CVSS 3.1 base score
0.70%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

Affected versions of Atlassian Jira Service Management Server and Data Center allow authenticated remote attackers to access the content of internal network resources via a Server-Side Request Forgery (SSRF) vulnerability in the CSV importing feature of JSM Insight. When running in an environment like Amazon EC2, this flaw may be used to access to a metadata resource that provides access credentials and other potentially confidential information. The affected versions are before version 4.13.20, from version 4.14.0 before 4.20.8, and from version 4.21.0 before 4.22.2.

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://jira.atlassian.com/browse/JSDSERVER-11898 Issue TrackingVendor Advisory
https://jira.atlassian.com/browse/JSDSERVER-11898 Issue TrackingVendor Advisory

Track CVE-2021-43959 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2022-26136Atlassian bamboo improper authentication vulnerabilityA vulnerability in multiple Atlassian products allows a remote, unauthenticated attacker to bypass Servlet Filters used by first and third party apps…EPSS 5.4%9.8CVE-2022-0540Atlassian Jira Seraph authentication bypass via crafted HTTP requestJira Server, Data Center and Jira Service Management contain an authentication bypass in the Seraph component, reachable by sending a specially craft…EPSS 88%analysed9.8CVE-2020-36239Atlassian Jira Data Center Ehcache RMI service missing authentication RCEJira Data Center, Jira Core Data Center, Jira Software Data Center and Jira Service Management Data Center exposed an Ehcache RMI network service on …EPSS 50%analysed9.8CVE-2019-13990Softwareag quartz xml external entity (xxe) vulnerabilityinitDocumentParser in xml/XMLSchedulingDataProcessor.java in Terracotta Quartz Scheduler through 2.3.0 allows XXE attacks via a job description.EPSS 16%9.1CVE-2023-22501Atlassian jira service management improper authentication vulnerabilityAn authentication vulnerability was discovered in Jira Service Management Server and Data Center which allows an attacker to impersonate another user…EPSS 16%8.8CVE-2024-21683Atlassian Confluence Data Center and Server code injection RCEConfluence Data Center and Server contain a code injection flaw introduced in version 5.2 that allows an authenticated attacker to execute arbitrary …EPSS 88%analysed8.8CVE-2022-26137Atlassian bamboo origin validation error vulnerabilityA vulnerability in multiple Atlassian products allows a remote, unauthenticated attacker to cause additional Servlet Filters to be invoked when the a…EPSS 2.3%7.5CVE-2019-15004Atlassian jira service desk path traversal vulnerabilityThe Customer Context Filter in Atlassian Jira Service Desk Server and Jira Service Desk Data Center before 3.9.17, from 3.10.0 before 3.16.10, from 4…EPSS 3.9%

Source: NIST National Vulnerability Database (record CVE-2021-43959), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.