Atlassian — known exploited vulnerabilities
The CISA Known Exploited Vulnerabilities catalog (KEV) lists vulnerabilities that CISA has confirmed are being exploited in the wild; U.S. federal civilian agencies are required to remediate each entry by its due date. This page joins the KEV entries for Atlassian with NVD CVSS scores and CISA's ransomware-campaign flag. See our methodology or browse all CVEs.
Key findings
CISA's Known Exploited Vulnerabilities catalog lists 13 Atlassian vulnerabilities confirmed as exploited in the wild across 9 products; 8 of them (62%) are flagged as used in known ransomware campaigns. Confluence Data Center and Server is the most-affected product, with 3 entries (23% of the total). CISA added 2 entries in 2024, compared with 2 in 2023. Across the 13 entries with an NVD CVSS score (100% of the total), the average score is 9.0; 9 entries are rated critical by NVD. The most recent addition is CVE-2021-26086 (Atlassian Jira Server and Data Center Path Traversal Vulnerability), added on 2024-11-12.
Affected products
| Product | Entries | Share |
|---|---|---|
| Confluence Data Center and Server | 3 | 23% |
| Jira Server and Data Center | 2 | 15% |
| Confluence Server and Data Center | 2 | 15% |
| Bitbucket Server and Data Center | 1 | 7.7% |
| Confluence | 1 | 7.7% |
| Confluence Server/Data Center | 1 | 7.7% |
| Confluence Server | 1 | 7.7% |
| Crowd and Crowd Data Center | 1 | 7.7% |
| Confluence Server and Data Server | 1 | 7.7% |
Entries added per year
By date added to the KEV catalog
Exploited Atlassian vulnerabilities (13)
Newest first. CVSS scores from NVD where available.
| CVE | Product | Vulnerability | Date added | Ransomware | CVSS |
|---|---|---|---|---|---|
| CVE-2021-26086 | Jira Server and Data Center | Atlassian Jira Server and Data Center Path Traversal Vulnerability | 2024-11-12 | — | MEDIUM5.3 |
| CVE-2023-22527 | Confluence Data Center and Server | Atlassian Confluence Data Center and Server Template Injection Vulnerability | 2024-01-24 | Known | CRITICAL9.8 |
| CVE-2023-22518 | Confluence Data Center and Server | Atlassian Confluence Data Center and Server Improper Authorization Vulnerability | 2023-11-07 | Known | CRITICAL9.8 |
| CVE-2023-22515 | Confluence Data Center and Server | Atlassian Confluence Data Center and Server Broken Access Control Vulnerability | 2023-10-05 | Known | CRITICAL9.8 |
| CVE-2022-36804 | Bitbucket Server and Data Center | Atlassian Bitbucket Server and Data Center Command Injection Vulnerability | 2022-09-30 | — | HIGH8.8 |
| CVE-2022-26138 | Confluence | Atlassian Questions For Confluence App Hard-coded Credentials Vulnerability | 2022-07-29 | — | CRITICAL9.8 |
| CVE-2022-26134 | Confluence Server/Data Center | Atlassian Confluence Server and Data Center Remote Code Execution Vulnerability | 2022-06-02 | Known | CRITICAL9.8 |
| CVE-2021-26085 | Confluence Server | Atlassian Confluence Server Pre-Authorization Arbitrary File Read Vulnerability | 2022-03-28 | Known | MEDIUM5.3 |
| CVE-2019-11581 | Jira Server and Data Center | Atlassian Jira Server and Data Center Server-Side Template Injection Vulnerability | 2022-03-07 | — | CRITICAL9.8 |
| CVE-2019-3398 | Confluence Server and Data Center | Atlassian Confluence Server and Data Center Path Traversal Vulnerability | 2021-11-03 | — | HIGH8.8 |
| CVE-2021-26084 | Confluence Server and Data Center | Atlassian Confluence Server and Data Center Object-Graph Navigation Language (OGNL) Injection Vulnerability | 2021-11-03 | Known | CRITICAL9.8 |
| CVE-2019-11580 | Crowd and Crowd Data Center | Atlassian Crowd and Crowd Data Center Remote Code Execution Vulnerability | 2021-11-03 | Known | CRITICAL9.8 |
| CVE-2019-3396 | Confluence Server and Data Server | Atlassian Confluence Server and Data Center Server-Side Template Injection Vulnerability | 2021-11-03 | Known | CRITICAL9.8 |
Source: CISA Known Exploited Vulnerabilities catalog, joined with NIST NVD CVSS data. Vendor names are normalized across spellings. Compare all vendors.