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CVE-2026-21570

Atlassian / Bamboo Data Center PUBLISHED

Description (CNA)

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. This RCE (Remote Code Execution) vulnerability, with a CVSS Score of 8.6, allows an authenticated attacker to execute malicious code on the remote system. Atlassian 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: Bamboo Data Center 9.6: Upgrade to a release greater than or equal to 9.6.24 Bamboo Data Center 10.2: Upgrade to a release greater than or equal to 10.2.16 Bamboo Data Center 12.1: Upgrade to a release greater than or equal to 12.1.3 See 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]). This vulnerability was reported via our Atlassian (Internal) program.

Affected (CNA)

Vendor / productVersions
Atlassian / Bamboo Data Centeraffected 12.1.0 to 12.1.2; affected 12.0.0 to 12.0.2; affected 11.0.0 to 11.0.8; affected 10.2.0 to 10.2.15; affected 10.1.0 to 10.1.1; affected 10.0.0 to 10.0.3; affected 9.6.1 to 9.6.23; unaffected 12.1.3; unaffected 10.2.16; unaffected 9.6.24

CWE

No CWE identifiers supplied.

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.