CVE-2021-26070
7.2 · HIGHOverview
CVE-2021-26070 is a high-severity vulnerability affecting atlassian data_center. It was published on March 22, 2021 and has a CVSS 3.1 base score of 7.2 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.2, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
Affected versions of Atlassian Jira Server and Data Center allow remote attackers to evade behind-the-firewall protection of app-linked resources via a Broken Authentication vulnerability in the `makeRequest` gadget resource. The affected versions are before version 8.13.3, and from version 8.14.0 before 8.14.1.
Remediation
Check the references section for vendor advisories and patches from atlassian. Update data_center to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| atlassian | data_center | >= 0, < 8.13.3 | Affected |
| atlassian | jira | >= 0, < 8.13.3 | Affected |
| atlassian | jira_server | >= 8.14.0, < 8.14.1 | Affected |
Frequently Asked Questions
What is CVE-2021-26070?
CVE-2021-26070 is a high-severity vulnerability affecting atlassian data_center. It was published on March 22, 2021 and has a CVSS 3.1 base score of 7.2 (HIGH).
How severe is CVE-2021-26070?
This vulnerability has a CVSS 3.1 base score of 7.2, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2021-26070?
Check the references section for vendor advisories and patches from atlassian. Update data_center to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2021-26070?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-26070 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
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