HIGH
OpenProject before 6.1.6 and 7.x before 7.0.3 mishandles session expiry, which allows remote attackers to perform APIv3 requests indefinitely by leveraging a hijacked session
Published Jul 26, 2017
8.1
HIGHCVSS 3.0
EPSS 1.42%
Description
OpenProject before 6.1.6 and 7.x before 7.0.3 mishandles session expiry, which allows remote attackers to perform APIv3 requests indefinitely by leveraging a hijacked session.
Affected products
No data.
OR
- ≤ 6.1.5
- 7.0.0
- 7.0.1
- 7.0.2
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
8.1 HIGH NVD
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
6.8 MEDIUM NVD
AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Medium
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.
1.42% 0.01420
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01420
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.42% (0.01420) | 71.87th | v5 (v2026.06.15) |
| Sep 20, 2026 | 1.42% (0.01420) | 71.66th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.43% (0.00435) | 74.91th | v3 (v2023.03.01) |
| May 24, 2024 | 0.43% (0.00435) | 74.62th | v3 (v2023.03.01) |
| May 10, 2024 | 0.36% (0.00365) | 72.30th | v3 (v2023.03.01) |
| Apr 25, 2024 | 0.31% (0.00309) | 69.63th | v3 (v2023.03.01) |
| Mar 15, 2024 | 0.27% (0.00266) | 66.87th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.24% (0.00243) | 63.42th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.62% (0.00624) | 76.28th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.89% (0.00886) | 80.08th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.14% (0.01136) | 59.45th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.14% (0.01136) | 34.23th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.05% (0.01046) | 28.66th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.05% (0.01046) | 0.00th | v1 |
Weaknesses (1)
References (3)
- https://github.com/opf/openproject/commit/0fdd7578909d2ec50abc275fc4962e99566437ee x_refsource_CONFIRMPatch
- https://www.openproject.org/openproject-6-1-6-released-security-fix/ x_refsource_CONFIRMVendor Advisory
- https://www.openproject.org/openproject-7-0-3-released/ x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://github.com/opf/openproject/commit/0fdd7578909d2ec50abc275fc4962e99566437ee | x_refsource_CONFIRMPatch | |
| https://www.openproject.org/openproject-6-1-6-released-security-fix/ | x_refsource_CONFIRMVendor Advisory | |
| https://www.openproject.org/openproject-7-0-3-released/ | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Jul 26, 2017
Updated Sep 16, 2024
Reserved Jul 26, 2017
Link CVE-2017-11667
CISA Vulnrichment
Updated n/a