How severe is CVE-2024-21689?

CVE-2024-21689 has a CVSS 3.x base score of 8.0, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-21689 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-21689?

CVE-2024-21689 affects Atlassian Bamboo. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-21689?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-21689 have an EU (EUVD) identifier?

Yes. CVE-2024-21689 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-19305.

When was CVE-2024-21689 published?

CVE-2024-21689 was published on 2024-08-20 and last updated on 2026-06-17.

CVE-2024-21689

CVE-2024-21689 is a high-severity vulnerability in Atlassian Bamboo with a CVSS 3.x base score of 8.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-94.

Key facts

Severity: High (CVSS 3.x base score 8.0)
EPSS exploit prediction: 3% (84th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-19305
Weakness: CWE-94
Affected product: Atlassian Bamboo
Published: 2024-08-20
Last modified: 2026-06-17

Description

This High severity RCE (Remote Code Execution) vulnerability CVE-2024-21689 was introduced in versions 9.1.0, 9.2.0, 9.3.0, 9.4.0, 9.5.0, and 9.6.0 of Bamboo Data Center and Server. This RCE (Remote Code Execution) vulnerability, with a CVSS Score of 7.6, allows an authenticated attacker to execute arbitrary code which has high impact to confidentiality, high impact to integrity, high impact to availability, and requires user interaction. Atlassian recommends that Bamboo Data Center and Server 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 and Server 9.2: Upgrade to a release greater than or equal to 9.2.17 Bamboo Data Center and Server 9.6: Upgrade to a release greater than or equal to 9.6.5 See the release notes ([https://confluence.atlassian.com/bambooreleases/bamboo-release-notes-1189793869.html]). You can download the latest version of Bamboo Data Center and Server from the download center ([https://www.atlassian.com/software/bamboo/download-archives]). This vulnerability was reported via our Bug Bounty program.

Frequently asked questions

What is CVE-2024-21689?: This High severity RCE (Remote Code Execution) vulnerability CVE-2024-21689 was introduced in versions 9.1.0, 9.2.0, 9.3.0, 9.4.0, 9.5.0, and 9.6.0 of Bamboo Data Center and Server. This RCE (Remote Code Execution) vulnerability, with a CVSS Score of 7.6, allows an authenticated attacker to execute arbitrary code which has high impact to confidentiality, high impact to integrity, high impact to availability, and requires user interaction. Atlassian recommends that Bamboo Data Center and Server 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 and Server 9.2: Upgrade to a release greater than or equal to 9.2.17 Bamboo Data Center and Server 9.6: Upgrade to a release greater than or equal to 9.6.5 See the release notes ([https://confluence.atlassian.com/bambooreleases/bamboo-release-notes-1189793869.html]). You can download the latest version of Bamboo Data Center and Server from the download center ([https://www.atlassian.com/software/bamboo/download-archives]). This vulnerability was reported via our Bug Bounty program.
How severe is CVE-2024-21689?: CVE-2024-21689 has a CVSS 3.x base score of 8.0, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-21689 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-21689?: CVE-2024-21689 affects Atlassian Bamboo. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-21689?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-21689 have an EU (EUVD) identifier?: Yes. CVE-2024-21689 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-19305.
When was CVE-2024-21689 published?: CVE-2024-21689 was published on 2024-08-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:atlassian:bamboo:*:*:*:*:*:*:*:*

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