CRITICAL
Atlassian Bamboo before 5.11.4.1 and 5.12.x before 5.12.3.1 does not properly restrict permitted deserialized classes, which allows remote attackers to execute arbitrary code via vectors related to XStream Serialization
Published Aug 2, 2016
9.8
CRITICALCVSS 3.0
EPSS 7.09%
Description
Atlassian Bamboo before 5.11.4.1 and 5.12.x before 5.12.3.1 does not properly restrict permitted deserialized classes, which allows remote attackers to execute arbitrary code via vectors related to XStream Serialization.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
9.8 CRITICAL NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
7.5 HIGH NVD
AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
7.09% 0.07090
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.07090
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (22 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 7.09% (0.07090) | 94.03th | v5 (v2026.06.15) |
| Jun 15, 2026 | 7.09% (0.07090) | 93.39th | v5 (v2026.06.15) |
| Sep 4, 2025 | 5.82% (0.05824) | 90.20th | v4 (v2025.03.14) |
| Sep 1, 2025 | 4.06% (0.04063) | 88.16th | v4 (v2025.03.14) |
| Aug 4, 2025 | 5.82% (0.05824) | 90.18th | v4 (v2025.03.14) |
| Aug 1, 2025 | 4.06% (0.04063) | 88.17th | v4 (v2025.03.14) |
| Jul 4, 2025 | 5.82% (0.05824) | 90.10th | v4 (v2025.03.14) |
| Jul 1, 2025 | 4.06% (0.04063) | 88.09th | v4 (v2025.03.14) |
| Jun 5, 2025 | 5.82% (0.05824) | 90.05th | v4 (v2025.03.14) |
| Jun 1, 2025 | 4.06% (0.04063) | 88.01th | v4 (v2025.03.14) |
| May 4, 2025 | 5.82% (0.05824) | 90.00th | v4 (v2025.03.14) |
| May 1, 2025 | 4.06% (0.04063) | 87.93th | v4 (v2025.03.14) |
| Apr 6, 2025 | 5.82% (0.05824) | 89.64th | v4 (v2025.03.14) |
| Apr 5, 2025 | 4.06% (0.04063) | 87.51th | v4 (v2025.03.14) |
| Mar 30, 2025 | 7.70% (0.07704) | 91.10th | v4 (v2025.03.14) |
| Mar 29, 2025 | 11.74% (0.11743) | 89.45th | v4 (v2025.03.14) |
| Mar 17, 2025 | 7.70% (0.07704) | 91.29th | v4 (v2025.03.14) |
| Dec 12, 2024 | 4.26% (0.04264) | 92.59th | v3 (v2023.03.01) |
| Mar 7, 2023 | 4.17% (0.04171) | 90.87th | v3 (v2023.03.01) |
| Mar 6, 2023 | 5.79% (0.05785) | 90.41th | v2 (v2022.01.01) |
| Apr 1, 2022 | 5.79% (0.05785) | 89.45th | v2 (v2022.01.01) |
| Feb 4, 2022 | 5.79% (0.05785) | 77.27th | v2 (v2022.01.01) |
Weaknesses (1)
References (5)
- http://packetstormsecurity.com/files/138053/Bamboo-Deserialization-Issue.html x_refsource_MISCThird Party AdvisoryVDB Entry
- http://www.securityfocus.com/archive/1/539003/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/92057 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://confluence.atlassian.com/bamboo/bamboo-security-advisory-2016-07-20-831660461.html x_refsource_CONFIRMVendor Advisory
- https://jira.atlassian.com/browse/BAM-17736 x_refsource_CONFIRMIssue Tracking
| Link | Providers | Tags |
|---|---|---|
| http://packetstormsecurity.com/files/138053/Bamboo-Deserialization-Issue.html | x_refsource_MISCThird Party AdvisoryVDB Entry | |
| http://www.securityfocus.com/archive/1/539003/100/0/threaded | mailing-listx_refsource_BUGTRAQ | |
| http://www.securityfocus.com/bid/92057 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| https://confluence.atlassian.com/bamboo/bamboo-security-advisory-2016-07-20-831660461.html | x_refsource_CONFIRMVendor Advisory | |
| https://jira.atlassian.com/browse/BAM-17736 | x_refsource_CONFIRMIssue Tracking |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Aug 2, 2016
Updated Aug 6, 2024
Reserved Jun 1, 2016
Link CVE-2016-5229
CISA Vulnrichment
Updated n/a