CVE-2026-21584
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2026
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
This High severity Improper Authorization vulnerability was introduced in versions 10.0.0, 10.1.0, 10.2.0, 11.0.0, 12.0.0, and 12.1.0 of Bamboo Data Center. This Improper Authorization vulnerability, with a CVSS Score of 7.6, allows an authenticated attacker to gain unintended access and can lead to the exposure of resources or functionality, possibly providing attackers with sensitive information or even execute arbitrary code. 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 10.2: Upgrade to a release greater than or equal to 10.2.22 * Bamboo Data Center 12.1: Upgrade to a release greater than or equal to 12.1.10 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 Penetration Testing program.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Bamboo Data Center
- Vendor
- Atlassian
- Product
- Bamboo Data Center
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 12.1.0 to 12.1.9 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 12.0.0 to 12.0.2 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 11.0.0 to 11.0.8 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 10.2.0 to 10.2.21 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 10.1.0 to 10.1.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 10.0.0 to 10.0.3 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 12.1.10 | unaffected | Unavailable | Unavailable | Unavailable | None listed |
| 10.2.22 | unaffected | Unavailable | Unavailable | Unavailable | None listed |