CRITICAL
ymlref allows code injection
Published Dec 17, 2018
9.3
CRITICALCVSS 4.0
EPSS 1.83%
Description
ymlref allows code injection.
Affected products
No data.
- n/a
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
9.3 CRITICAL GHSA
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Attack Vector Network
Attack Complexity Low
Attack Requirements None
Privileges Required None
User Interaction None
Vulnerable System Confidentiality High
Vulnerable System Integrity High
Vulnerable System Availability High
Subsequent System Confidentiality None
Subsequent System Integrity None
Subsequent System Availability None
9.8 CRITICAL GHSA
CVSS:3.1/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
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.
1.83% 0.01833
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01833
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 (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.83% (0.01833) | 78.12th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.82% (0.01818) | 75.83th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.48% (0.00485) | 76.23th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.48% (0.00485) | 75.27th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.48% (0.00485) | 72.25th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Sep 10, 2022 | 0.89% (0.00885) | 26.24th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.89% (0.00885) | 24.24th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.89% (0.00885) | 10.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.42% (0.00416) | 10.04th | v1 |
| Jan 6, 2022 | 0.42% (0.00416) | 9.79th | v1 |
| Sep 1, 2021 | 0.42% (0.00416) | 25.53th | v1 |
| Apr 14, 2021 | 0.42% (0.00416) | 0.00th | v1 |
Weaknesses (1)
References (4)
- https://github.com/advisories/GHSA-8r8j-xvfj-36f9 Advisory
- https://github.com/dexter2206/ymlref/issues/2 x_refsource_MISCExploitThird Party Advisory
- https://github.com/pypa/advisory-database/tree/main/vulns/ymlref/PYSEC-2018-103.yaml
- https://nvd.nist.gov/vuln/detail/CVE-2018-20133
| Link | Providers | Tags |
|---|---|---|
| https://github.com/advisories/GHSA-8r8j-xvfj-36f9 | Advisory | |
| https://github.com/dexter2206/ymlref/issues/2 | x_refsource_MISCExploitThird Party Advisory | |
| https://github.com/pypa/advisory-database/tree/main/vulns/ymlref/PYSEC-2018-103.yaml | ||
| https://nvd.nist.gov/vuln/detail/CVE-2018-20133 |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Dec 17, 2018
Updated Aug 5, 2024
Reserved Dec 13, 2018
Link CVE-2018-20133
CISA Vulnrichment
GHSA-8R8J-XVFJ-36F9 Updated n/a