A vulnerability in multiple Atlassian products allows a remote, unauthenticated attacker to bypass Servlet Filters used by first and third party apps. The impact depends on which filters are used by each app, and how the filters are used. This vulnerability can result in authentication bypass and cross-site scripting. Atlassian has released updates that fix the root cause of this vulnerability, but has not exhaustively enumerated all potential consequences of this vulnerability. Atlassian Bamboo versions are affected before 8.0.9, from 8.1.0 before 8.1.8, and from 8.2.0 before 8.2.4. Atlassian Bitbucket versions are affected before 7.6.16, from 7.7.0 before 7.17.8, from 7.18.0 before 7.19.5, from 7.20.0 before 7.20.2, from 7.21.0 before 7.21.2, and versions 8.0.0 and 8.1.0. Atlassian Confluence versions are affected before 7.4.17, from 7.5.0 before 7.13.7, from 7.14.0 before 7.14.3, from 7.15.0 before 7.15.2, from 7.16.0 before 7.16.4, from 7.17.0 before 7.17.4, and version 7.21.0. Atlassian Crowd versions are affected before 4.3.8, from 4.4.0 before 4.4.2, and version 5.0.0. Atlassian Fisheye and Crucible versions before 4.8.10 are affected. Atlassian Jira versions are affected before 8.13.22, from 8.14.0 before 8.20.10, and from 8.21.0 before 8.22.4. Atlassian Jira Service Management versions are affected before 4.13.22, from 4.14.0 before 4.20.10, and from 4.21.0 before 4.22.4.
Conclusion & alert: CVE-2022-26136 is rated High Risk (74.2/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 4.08%). Core evidence: EPSS rose +3.76% over the last day, indicating growing attacker interest. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.32% | 4.08% | +3.76% |
| 2 | 2026-04-01 | 0.58% | 0.32% | -0.26% |
| 3 | 2026-03-04 | — | 0.58% | — |
Full EPSS history (51 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.8 | 3.1 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| 9.8 | 3.1 | CRITICAL |
|
3.9 | 5.9 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| atlassian | bamboo | >= 7.2.0, < 7.2.10 | cpe:2.3:a:atlassian:bamboo:*:*:*:*:*:*:*:* |
| atlassian | bamboo | >= 8.0.0, < 8.0.9 | cpe:2.3:a:atlassian:bamboo:*:*:*:*:*:*:*:* |
| atlassian | bamboo | >= 8.1.0, < 8.1.8 | cpe:2.3:a:atlassian:bamboo:*:*:*:*:*:*:*:* |
| atlassian | bamboo | >= 8.2.0, < 8.2.4 | cpe:2.3:a:atlassian:bamboo:*:*:*:*:*:*:*:* |
| atlassian | bitbucket | < 7.6.16 | cpe:2.3:a:atlassian:bitbucket:*:*:*:*:*:*:*:* |
| atlassian | bitbucket | >= 7.7.0, < 7.17.8 | cpe:2.3:a:atlassian:bitbucket:*:*:*:*:*:*:*:* |
| atlassian | bitbucket | >= 7.18.0, < 7.19.5 | cpe:2.3:a:atlassian:bitbucket:*:*:*:*:*:*:*:* |
| atlassian | bitbucket | >= 7.20.0, < 7.20.2 | cpe:2.3:a:atlassian:bitbucket:*:*:*:*:*:*:*:* |
| atlassian | bitbucket | >= 7.21.0, < 7.21.2 | cpe:2.3:a:atlassian:bitbucket:*:*:*:*:*:*:*:* |
| atlassian | bitbucket | 8.0.0 | cpe:2.3:a:atlassian:bitbucket:8.0.0:*:*:*:*:*:*:* |
| atlassian | bitbucket | 8.1.0 | cpe:2.3:a:atlassian:bitbucket:8.1.0:*:*:*:*:*:*:* |
| atlassian | confluence_data_center | < 7.4.17 | cpe:2.3:a:atlassian:confluence_data_center:*:*:*:*:*:*:*:* |
| atlassian | confluence_data_center | >= 7.5.0, < 7.13.7 | cpe:2.3:a:atlassian:confluence_data_center:*:*:*:*:*:*:*:* |
| atlassian | confluence_data_center | >= 7.14.0, < 7.14.3 | cpe:2.3:a:atlassian:confluence_data_center:*:*:*:*:*:*:*:* |
| atlassian | confluence_data_center | >= 7.15.0, < 7.15.2 | cpe:2.3:a:atlassian:confluence_data_center:*:*:*:*:*:*:*:* |
| atlassian | confluence_data_center | >= 7.16.0, < 7.16.4 | cpe:2.3:a:atlassian:confluence_data_center:*:*:*:*:*:*:*:* |
| atlassian | confluence_data_center | >= 7.17.0, < 7.17.4 | cpe:2.3:a:atlassian:confluence_data_center:*:*:*:*:*:*:*:* |
| atlassian | confluence_data_center | 7.18.0 | cpe:2.3:a:atlassian:confluence_data_center:7.18.0:*:*:*:*:*:*:* |
| atlassian | confluence_server | < 7.4.17 | cpe:2.3:a:atlassian:confluence_server:*:*:*:*:*:*:*:* |
| atlassian | confluence_server | >= 7.5.0, < 7.13.7 | cpe:2.3:a:atlassian:confluence_server:*:*:*:*:*:*:*:* |
| atlassian | confluence_server | >= 7.14.0, < 7.14.3 | cpe:2.3:a:atlassian:confluence_server:*:*:*:*:*:*:*:* |
| atlassian | confluence_server | >= 7.15.0, < 7.15.2 | cpe:2.3:a:atlassian:confluence_server:*:*:*:*:*:*:*:* |
| atlassian | confluence_server | >= 7.16.0, < 7.16.4 | cpe:2.3:a:atlassian:confluence_server:*:*:*:*:*:*:*:* |
| atlassian | confluence_server | >= 7.17.0, < 7.17.4 | cpe:2.3:a:atlassian:confluence_server:*:*:*:*:*:*:*:* |
| atlassian | confluence_server | 7.18.0 | cpe:2.3:a:atlassian:confluence_server:7.18.0:*:*:*:*:*:*:* |
| atlassian | crowd | < 4.3.8 | cpe:2.3:a:atlassian:crowd:*:*:*:*:*:*:*:* |
| atlassian | crowd | >= 4.4.0, < 4.4.2 | cpe:2.3:a:atlassian:crowd:*:*:*:*:*:*:*:* |
| atlassian | crowd | 5.0.0 | cpe:2.3:a:atlassian:crowd:5.0.0:*:*:*:*:*:*:* |
| atlassian | crucible | < 4.8.10 | cpe:2.3:a:atlassian:crucible:*:*:*:*:*:*:*:* |
| atlassian | fisheye | < 4.8.10 | cpe:2.3:a:atlassian:fisheye:*:*:*:*:*:*:*:* |
| atlassian | jira_data_center | >= 8.13.0, < 8.13.22 | cpe:2.3:a:atlassian:jira_data_center:*:*:*:*:*:*:*:* |
| atlassian | jira_data_center | >= 8.14.0, < 8.20.10 | cpe:2.3:a:atlassian:jira_data_center:*:*:*:*:*:*:*:* |
| atlassian | jira_data_center | >= 8.21.0, < 8.22.4 | cpe:2.3:a:atlassian:jira_data_center:*:*:*:*:*:*:*:* |
| atlassian | jira_server | >= 8.13.0, < 8.13.22 | cpe:2.3:a:atlassian:jira_server:*:*:*:*:*:*:*:* |
| atlassian | jira_server | >= 8.14.0, < 8.20.10 | cpe:2.3:a:atlassian:jira_server:*:*:*:*:*:*:*:* |
| atlassian | jira_server | >= 8.21.0, < 8.22.4 | cpe:2.3:a:atlassian:jira_server:*:*:*:*:*:*:*:* |
| atlassian | jira_service_desk | < 4.13.22 | cpe:2.3:a:atlassian:jira_service_desk:*:*:*:*:data_center:*:*:* |
| atlassian | jira_service_desk | < 4.13.22 | cpe:2.3:a:atlassian:jira_service_desk:*:*:*:*:server:*:*:* |
| atlassian | jira_service_management | >= 4.14.0, < 4.20.10 | cpe:2.3:a:atlassian:jira_service_management:*:*:*:*:data_center:*:*:* |
| atlassian | jira_service_management | >= 4.14.0, < 4.20.10 | cpe:2.3:a:atlassian:jira_service_management:*:*:*:*:server:*:*:* |
| atlassian | jira_service_management | >= 4.21.0, < 4.22.4 | cpe:2.3:a:atlassian:jira_service_management:*:*:*:*:data_center:*:*:* |
| atlassian | jira_service_management | >= 4.21.0, < 4.22.4 | cpe:2.3:a:atlassian:jira_service_management:*:*:*:*:server:*:*:* |
| URL | Tags |
|---|---|
| https://jira.atlassian.com/browse/BAM-21795 | Issue Tracking Patch Vendor Advisory |
| https://jira.atlassian.com/browse/BSERV-13370 | Issue Tracking Patch Vendor Advisory |
| https://jira.atlassian.com/browse/CONFSERVER-79476 | Issue Tracking Patch Vendor Advisory |
| https://jira.atlassian.com/browse/CRUC-8541 | Issue Tracking Patch Vendor Advisory |
| https://jira.atlassian.com/browse/CWD-5815 | Issue Tracking Patch Vendor Advisory |
| https://jira.atlassian.com/browse/FE-7410 | Issue Tracking Patch Vendor Advisory |
| https://jira.atlassian.com/browse/JRASERVER-73897 | Issue Tracking Patch Vendor Advisory |
| https://jira.atlassian.com/browse/JSDSERVER-11863 | Issue Tracking Patch Vendor Advisory |