MEDIUM
A Race condition vulnerability in unzip_file in admin/import/class-import-settings.php in the Yoast SEO (wordpress-seo) plugin before 9.2.0 for WordPress allows an SEO Manager to perform command execution on the Operating System via a ZIP import
Published Nov 28, 2018
6.6
MEDIUMCVSS 3.0
EPSS 3.21%
Description
A Race condition vulnerability in unzip_file in admin/import/class-import-settings.php in the Yoast SEO (wordpress-seo) plugin before 9.2.0 for WordPress allows an SEO Manager to perform command execution on the Operating System via a ZIP import.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
6.6 MEDIUM NVD
CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity High
Privileges Required High
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
6.0 MEDIUM NVD
AV:N/AC:M/Au:S/C:P/I:P/A:P
Access Vector Network
Access Complexity Medium
Authentication Single
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.
3.21% 0.03205
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.03205
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (19 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.21% (0.03205) | 87.72th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.21% (0.03205) | 86.45th | v5 (v2026.06.15) |
| Mar 27, 2026 | 2.05% (0.02052) | 83.79th | v4 (v2025.03.14) |
| Mar 30, 2025 | 0.18% (0.00184) | 37.04th | v4 (v2025.03.14) |
| Mar 29, 2025 | 10.62% (0.10624) | 88.75th | v4 (v2025.03.14) |
| Mar 24, 2025 | 0.18% (0.00184) | 37.09th | v4 (v2025.03.14) |
| Mar 23, 2025 | 1.33% (0.01333) | 75.94th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.17% (0.00168) | 35.43th | v4 (v2025.03.14) |
| Jul 20, 2024 | 1.55% (0.01548) | 87.29th | v3 (v2023.03.01) |
| Apr 20, 2024 | 1.55% (0.01548) | 86.97th | v3 (v2023.03.01) |
| Nov 22, 2023 | 1.42% (0.01422) | 85.05th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.41% (0.01410) | 84.39th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.20% (0.02199) | 81.14th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.20% (0.02199) | 79.33th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.20% (0.02199) | 58.00th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.46% (0.01458) | 32.87th | v1 |
| Jan 6, 2022 | 1.46% (0.01458) | 32.17th | v1 |
| Sep 1, 2021 | 1.46% (0.01458) | 72.29th | v1 |
| Apr 14, 2021 | 1.46% (0.01458) | 0.00th | v1 |
Weaknesses (1)
References (3)
- https://github.com/Yoast/wordpress-seo/pull/11502/commits/3bfa70a143f5ea3ee1934f3a1703bb5caf139ffa x_refsource_MISCExploitThird Party Advisory
- https://wordpress.org/plugins/wordpress-seo/#developers x_refsource_MISCProductThird Party Advisory
- https://www.youtube.com/watch?v=nL141dcDGCY x_refsource_MISCExploitThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://github.com/Yoast/wordpress-seo/pull/11502/commits/3bfa70a143f5ea3ee1934f3a1703bb5caf139ffa | x_refsource_MISCExploitThird Party Advisory | |
| https://wordpress.org/plugins/wordpress-seo/#developers | x_refsource_MISCProductThird Party Advisory | |
| https://www.youtube.com/watch?v=nL141dcDGCY | x_refsource_MISCExploitThird Party Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Nov 28, 2018
Updated Aug 5, 2024
Reserved Nov 20, 2018
Link CVE-2018-19370
CISA Vulnrichment
Updated n/a