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.

Published: 2024-08-20 Last update: 2025-03-13 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2024-21689 is rated Moderate Risk (64.8/100): CVSS High severity, with high exploitation likelihood (EPSS 37.17%, 97th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. 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.

Exploit prediction scoring system (EPSS) score for CVE-2024-21689

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 2026-05-24 38.37% 37.17% -1.20%
2 2026-05-23 37.17% 38.37% +1.20%
3 2026-05-11 37.17%

Full EPSS history (33 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2024-21689

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
8.0 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:L)
A normal user session is enough; they don’t have to be admin.
User interaction (UI:R)
A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
2.1 5.9 [email protected]
7.6 3.0 HIGH
CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:H)
Even with access, the exploit needs extra luck, timing, or a fussy environment to actually work.
Privileges required (PR:H)
They need powerful rights—admin, root, or similar—before this pays off.
User interaction (UI:R)
A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:C)
Breaking this can reach past the original component and bite other resources—bigger blast radius.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
1.0 6.0 [email protected]

Weakness enumeration for CVE-2024-21689

Affected software / configurations for CVE-2024-21689

Vendor Product Version Raw CPE
atlassian bamboo >= 9.1.0, < 9.2.17 cpe:2.3:a:atlassian:bamboo:*:*:*:*:*:*:*:*
atlassian bamboo >= 9.3.0, < 9.6.5 cpe:2.3:a:atlassian:bamboo:*:*:*:*:*:*:*:*

References for CVE-2024-21689

cvelogic Threat Intelligence