In strategy.rb in OmniAuth before 1.3.2, the authenticity_token value is improperly protected because POST (in addition to GET) parameters are stored in the session and become available in the environment of the callback phase
Published Jan 26, 2018
7.5
HIGHCVSS 3.1
EPSS 2.13%
Description
In strategy.rb in OmniAuth before 1.3.2, the authenticity_token value is improperly protected because POST (in addition to GET) parameters are stored in the session and become available in the environment of the callback phase.
Affected products
No data.
Configuration 2
- 8.0
- 9.0
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:P/I:N/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
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 (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.13% (0.02129) | 81.27th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.14% (0.02143) | 79.62th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.18% (0.00185) | 56.13th | v3 (v2023.03.01) |
| Aug 22, 2023 | 0.18% (0.00185) | 55.02th | v3 (v2023.03.01) |
| Jul 29, 2023 | 0.20% (0.00202) | 57.28th | v3 (v2023.03.01) |
| May 8, 2023 | 0.29% (0.00291) | 64.36th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.45% (0.00445) | 70.97th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.02% (0.01018) | 40.69th | v2 (v2022.01.01) |
| Sep 10, 2022 | 1.02% (0.01018) | 38.88th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.02% (0.01018) | 36.86th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.02% (0.01018) | 19.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.04% (0.01040) | 28.32th | v1 |
| Jan 6, 2022 | 1.04% (0.01040) | 27.69th | v1 |
| Sep 1, 2021 | 1.04% (0.01040) | 64.49th | v1 |
| Apr 14, 2021 | 1.04% (0.01040) | 0.00th | v1 |
No CWE recorded.
References (7)
- https://bugs.debian.org/888523 x_refsource_CONFIRMIssue TrackingThird Party Advisory
- https://github.com/advisories/GHSA-9pr6-grf4-x2fr Advisory
- https://github.com/omniauth/omniauth/pull/867 x_refsource_CONFIRMPatchThird Party Advisory
- https://github.com/omniauth/omniauth/pull/867/commits/71866c5264122e196847a3980c43051446a03e9b x_refsource_CONFIRMPatchThird Party Advisory
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/omniauth/CVE-2017-18076.yml
- https://nvd.nist.gov/vuln/detail/CVE-2017-18076
- https://www.debian.org/security/2018/dsa-4109 vendor-advisoryx_refsource_DEBIANThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://bugs.debian.org/888523 | x_refsource_CONFIRMIssue TrackingThird Party Advisory | |
| https://github.com/advisories/GHSA-9pr6-grf4-x2fr | Advisory | |
| https://github.com/omniauth/omniauth/pull/867 | x_refsource_CONFIRMPatchThird Party Advisory | |
| https://github.com/omniauth/omniauth/pull/867/commits/71866c5264122e196847a3980c43051446a03e9b | x_refsource_CONFIRMPatchThird Party Advisory | |
| https://github.com/rubysec/ruby-advisory-db/blob/master/gems/omniauth/CVE-2017-18076.yml | ||
| https://nvd.nist.gov/vuln/detail/CVE-2017-18076 | ||
| https://www.debian.org/security/2018/dsa-4109 | vendor-advisoryx_refsource_DEBIANThird Party Advisory |
Change history (0)
No recorded changes yet.