CRITICAL
Portainer before 1.18.0 supports unauthenticated requests to the websocket endpoint with an unvalidated id query parameter for the /websocket/exec endpoint, which allows remote attackers to bypass intended access restrictions or conduct SSRF attacks
Published Jun 22, 2018
9.8
CRITICALCVSS 3.0
EPSS 2.31%
Description
Portainer before 1.18.0 supports unauthenticated requests to the websocket endpoint with an unvalidated id query parameter for the /websocket/exec endpoint, which allows remote attackers to bypass intended access restrictions or conduct SSRF attacks.
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.
2.31% 0.02308
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
EPSS probability 0.02308
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v5
Table of values (21 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 2.31% (0.02308) | 82.77th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.31% (0.02308) | 81.05th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.32% (0.00321) | 70.89th | v3 (v2023.03.01) |
| Apr 25, 2024 | 0.32% (0.00321) | 70.24th | v3 (v2023.03.01) |
| Mar 15, 2024 | 0.27% (0.00272) | 67.16th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.25% (0.00249) | 63.85th | v3 (v2023.03.01) |
| Nov 13, 2023 | 0.76% (0.00760) | 78.99th | v3 (v2023.03.01) |
| Jul 21, 2023 | 0.73% (0.00732) | 78.28th | v3 (v2023.03.01) |
| Jul 8, 2023 | 0.52% (0.00517) | 73.56th | v3 (v2023.03.01) |
| Jun 16, 2023 | 0.56% (0.00564) | 74.61th | v3 (v2023.03.01) |
| May 8, 2023 | 0.50% (0.00501) | 72.82th | v3 (v2023.03.01) |
| Mar 23, 2023 | 0.46% (0.00459) | 71.45th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.36% (0.00364) | 68.00th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.05% (0.01055) | 52.13th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.05% (0.01055) | 50.47th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.05% (0.01055) | 48.43th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.05% (0.01055) | 27.52th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.83% (0.00833) | 24.94th | v1 |
| Jan 6, 2022 | 0.83% (0.00833) | 24.32th | v1 |
| Sep 1, 2021 | 0.83% (0.00833) | 58.25th | v1 |
| Apr 14, 2021 | 0.83% (0.00833) | 0.00th | v1 |
Weaknesses (1)
References (2)
- https://github.com/portainer/portainer/pull/1979 x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory
- https://github.com/portainer/portainer/releases/tag/1.18.0 x_refsource_CONFIRMIssue TrackingThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://github.com/portainer/portainer/pull/1979 | x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory | |
| https://github.com/portainer/portainer/releases/tag/1.18.0 | x_refsource_CONFIRMIssue TrackingThird Party Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Jun 22, 2018
Updated Sep 17, 2024
Reserved Jun 22, 2018
Link CVE-2018-12678
CISA Vulnrichment
Updated n/a