{"id":"CVE-2026-21570","state":"PUBLISHED","title":"This High severity RCE (Remote Code Execution)  vulnerability was introduced in versions 9.6.0, 10.0.0, 10.1.0, 10.2.0, 11.0.0, 11.1.0, 12.0.0, and 12.1.0 of Bamboo Data Center.\r","description":"This High severity RCE (Remote Code Execution)  vulnerability was introduced in versions 9.6.0, 10.0.0, 10.1.0, 10.2.0, 11.0.0, 11.1.0, 12.0.0, and 12.1.0 of Bamboo Data Center.\r\n\r\nThis RCE (Remote Code Execution) vulnerability, with a CVSS Score of 8.6, allows an authenticated attacker to execute malicious code on the remote system.\r\n\r\nAtlassian recommends that Bamboo Data Center customers upgrade to latest version, if you are unable to do so, upgrade your instance to one of the specified supported fixed versions:\r\n Bamboo Data Center 9.6: Upgrade to a release greater than or equal to 9.6.24\r\n\r\n Bamboo Data Center 10.2: Upgrade to a release greater than or equal to 10.2.16\r\n\r\n Bamboo Data Center 12.1: Upgrade to a release greater than or equal to 12.1.3\r\n\r\nSee the release notes ([https://confluence.atlassian.com/bambooreleases/bamboo-release-notes-1189793869.html]). You can download the latest version of Bamboo Data Center from the download center ([https://www.atlassian.com/software/bamboo/download-archives]).\r\n\r\nThis vulnerability was reported via our Atlassian (Internal) program.","publishedAt":"2026-03-17T18:00:00.907Z","updatedAt":"2026-03-17T18:21:46.118Z","severity":{"score":8.6,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","source":"atlassian"},"assigner":"atlassian","products":["Atlassian Bamboo Data Center"],"affected":[{"vendor":"Atlassian","product":"Bamboo Data Center","versions":[{"version":"12.1.0 to 12.1.2","status":"affected"},{"version":"12.0.0 to 12.0.2","status":"affected"},{"version":"11.0.0 to 11.0.8","status":"affected"},{"version":"10.2.0 to 10.2.15","status":"affected"},{"version":"10.1.0 to 10.1.1","status":"affected"},{"version":"10.0.0 to 10.0.3","status":"affected"},{"version":"9.6.1 to 9.6.23","status":"affected"},{"version":"12.1.3","status":"unaffected"},{"version":"10.2.16","status":"unaffected"},{"version":"9.6.24","status":"unaffected"}]}],"references":["https://confluence.atlassian.com/pages/viewpage.action?pageId=1721271371","https://jira.atlassian.com/browse/BAM-26342"],"weaknesses":["CWE-94"],"ingestedAt":"2026-10-29T20:11:10.572Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/21xxx/CVE-2026-21570.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-21570","state":"PUBLISHED","datePublished":"2026-03-17T18:00:00.907Z","dateUpdated":"2026-03-17T18:21:46.118Z","assignerShortName":"atlassian","assignerOrgId":"f08a6ab8-ed46-4c22-8884-d911ccfe3c66","dateReserved":"2026-01-01T00:00:40.720Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"This High severity RCE (Remote Code Execution)  vulnerability was introduced in versions 9.6.0, 10.0.0, 10.1.0, 10.2.0, 11.0.0, 11.1.0, 12.0.0, and 12.1.0 of Bamboo Data Center.\r\n\r\nThis RCE (Remote Code Execution) vulnerability, with a CVSS Score of 8.6, allows an authenticated attacker to execute malicious code on the remote system.\r\n\r\nAtlassian recommends that Bamboo Data Center customers upgrade to latest version, if you are unable to do so, upgrade your instance to one of the specified supported fixed versions:\r\n Bamboo Data Center 9.6: Upgrade to a release greater than or equal to 9.6.24\r\n\r\n Bamboo Data Center 10.2: Upgrade to a release greater than or equal to 10.2.16\r\n\r\n Bamboo Data Center 12.1: Upgrade to a release greater than or equal to 12.1.3\r\n\r\nSee the release notes ([https://confluence.atlassian.com/bambooreleases/bamboo-release-notes-1189793869.html]). You can download the latest version of Bamboo Data Center from the download center ([https://www.atlassian.com/software/bamboo/download-archives]).\r\n\r\nThis vulnerability was reported via our Atlassian (Internal) program."}],"affected":[{"vendor":"Atlassian","product":"Bamboo Data Center","versions":[{"version":"12.1.0 to 12.1.2","status":"affected"},{"version":"12.0.0 to 12.0.2","status":"affected"},{"version":"11.0.0 to 11.0.8","status":"affected"},{"version":"10.2.0 to 10.2.15","status":"affected"},{"version":"10.1.0 to 10.1.1","status":"affected"},{"version":"10.0.0 to 10.0.3","status":"affected"},{"version":"9.6.1 to 9.6.23","status":"affected"},{"version":"12.1.3","status":"unaffected"},{"version":"10.2.16","status":"unaffected"},{"version":"9.6.24","status":"unaffected"}]}],"references":[{"url":"https://confluence.atlassian.com/pages/viewpage.action?pageId=1721271371"},{"url":"https://jira.atlassian.com/browse/BAM-26342"}],"metrics":[{"cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","baseScore":8.6,"baseSeverity":"HIGH"}}],"problemTypes":[{"descriptions":[{"description":"RCE (Remote Code Execution)","lang":"en","type":"RCE (Remote Code Execution)"}]}],"providerMetadata":{"shortName":"atlassian","orgId":"f08a6ab8-ed46-4c22-8884-d911ccfe3c66","dateUpdated":"2026-03-17T18:00:00.907Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"criteria":"cpe:2.3:a:atlassian:bamboo:*:*:*:*:data_center:*:*:*","versionStartIncluding":"9.6.1","versionEndIncluding":"9.6.23","vulnerable":true},{"criteria":"cpe:2.3:a:atlassian:bamboo:9.6.6:*:*:*:data_center:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:atlassian:bamboo:9.6.7:*:*:*:data_center:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:atlassian:bamboo:9.6.8:*:*:*:data_center:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:atlassian:bamboo:9.6.9:*:*:*:data_center:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:atlassian:bamboo:9.6.10:*:*:*:data_center:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:atlassian:bamboo:9.6.11:*:*:*:data_center:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:atlassian:bamboo:9.6.12:*:*:*:data_center:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:atlassian:bamboo:9.6.13:*:*:*:data_center:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:atlassian:bamboo:9.6.14:*:*:*:data_center:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:atlassian:bamboo:9.6.15:*:*:*:data_center:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:atlassian:bamboo:9.6.16:*:*:*:data_center:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:atlassian:bamboo:9.6.17:*:*:*:data_center:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:atlassian:bamboo:9.6.18:*:*:*:data_center:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:atlassian:bamboo:9.6.19:*:*:*:data_center:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:atlassian:bamboo:9.6.20:*:*:*:data_center:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:atlassian:bamboo:9.6.21:*:*:*:data_center:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:atlassian:bamboo:9.6.22:*:*:*:data_center:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:atlassian:bamboo:9.6.23:*:*:*:data_center:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:atlassian:bamboo:9.6.24:*:*:*:data_center:*:*:*","vulnerable":false}]}]}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-03-17T18:21:29.754925Z","id":"CVE-2026-21570","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-94","type":"CWE","lang":"en","description":"CWE-94 Improper Control of Generation of Code ('Code Injection')"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-03-17T18:21:46.118Z"}}]}}}