CVE-2021-26075 Information disclosure in Jira Data Center

What is CVE-2021-26075?

CVE-2021-26075 is a medium-severity vulnerability in Atlassian Jira, published on 14 Apr 2021. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The Jira importers plugin AttachTemporaryFile rest resource in Jira Server and Data Center before version 8.5.12, from version 8.6.0 before 8.13.4, and from version 8.14.0 before 8.15.1 allowed remote authenticated attackers to obtain the full path of the Jira application data directory via an information disclosure vulnerability in the error message when presented with an invalid filename.

Which versions are affected by CVE-2021-26075?

It affects 4 products.

Products include Atlassian Data Center, Atlassian Jira, Atlassian Jira Data Center, Atlassian Jira Server.

How do I fix CVE-2021-26075?

No fix has been published for CVE-2021-26075 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-26075 being exploited?

There is no known exploitation of CVE-2021-26075 in the wild and no public exploit code.

Other vulnerabilities in Atlassian Jira

• CVE-2017-18113 Code injection in Jira Data Center High 8.8
• CVE-2021-41312 Auth bypass in Jira Data Center High 7.5
• CVE-2021-39123 Denial of service in Jira Data Center High 7.5
• CVE-2021-39113 Missing authorization in Jira Data Center High 7.5
• CVE-2021-43947 Code injection in Jira Data Center High 7.2

All Atlassian Jira vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-jx9v-5wjx-h5fq.