CRITICAL
MasterStudy LMS < 2.7.6 - Unauthenticated Admin Account Creation
Published Mar 7, 2022
9.8
CRITICALCVSS 3.1
EPSS 85.33%
Description
The MasterStudy LMS WordPress plugin before 2.7.6 does to validate some parameters given when registering a new account, allowing unauthenticated users to register as an admin
Affected products
- Vendor n/a Product MasterStudy LMS – WordPress LMS Plugin Defaultn/a
- Version 2.7.6StatusaffectedConstraints<2.7.6
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| n/a | MasterStudy LMS – WordPress LMS Plugin | n/a |
|
- < 2.7.6
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.
9.8 CRITICAL NVD
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
No CVSS v3.0 score for this CVE.
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.
85.33% 0.85334
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
EPSS probability 0.85334
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (65 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 85.33% (0.85334) | 99.71th | v5 (v2026.06.15) |
| Jun 15, 2026 | 85.33% (0.85334) | 99.69th | v5 (v2026.06.15) |
| Mar 4, 2026 | 81.35% (0.81347) | 99.15th | v4 (v2025.03.14) |
| Mar 1, 2026 | 79.81% (0.79811) | 99.08th | v4 (v2025.03.14) |
| Feb 4, 2026 | 81.35% (0.81347) | 99.14th | v4 (v2025.03.14) |
| Feb 1, 2026 | 79.81% (0.79811) | 99.07th | v4 (v2025.03.14) |
| Jan 4, 2026 | 81.35% (0.81347) | 99.13th | v4 (v2025.03.14) |
| Jan 1, 2026 | 79.81% (0.79811) | 99.07th | v4 (v2025.03.14) |
| Dec 4, 2025 | 81.35% (0.81347) | 99.12th | v4 (v2025.03.14) |
| Dec 1, 2025 | 79.81% (0.79811) | 99.05th | v4 (v2025.03.14) |
| Nov 21, 2025 | 81.35% (0.81347) | 99.12th | v4 (v2025.03.14) |
| Nov 18, 2025 | 62.42% (0.62425) | 98.34th | v4 (v2025.03.14) |
| Nov 4, 2025 | 81.35% (0.81347) | 99.12th | v4 (v2025.03.14) |
| Nov 1, 2025 | 79.81% (0.79811) | 99.06th | v4 (v2025.03.14) |
| Oct 23, 2025 | 81.35% (0.81347) | 99.12th | v4 (v2025.03.14) |
| Oct 4, 2025 | 76.52% (0.76523) | 98.89th | v4 (v2025.03.14) |
| Oct 1, 2025 | 74.50% (0.74500) | 98.81th | v4 (v2025.03.14) |
| Sep 21, 2025 | 76.52% (0.76523) | 98.90th | v4 (v2025.03.14) |
| Sep 4, 2025 | 79.87% (0.79873) | 99.07th | v4 (v2025.03.14) |
| Sep 1, 2025 | 78.18% (0.78182) | 98.99th | v4 (v2025.03.14) |
| Aug 4, 2025 | 79.87% (0.79873) | 99.06th | v4 (v2025.03.14) |
| Aug 1, 2025 | 78.18% (0.78182) | 98.98th | v4 (v2025.03.14) |
| Jul 22, 2025 | 79.87% (0.79873) | 99.04th | v4 (v2025.03.14) |
| May 17, 2025 | 87.35% (0.87354) | 99.40th | v4 (v2025.03.14) |
| Mar 30, 2025 | 89.85% (0.89853) | 99.55th | v4 (v2025.03.14) |
| Mar 29, 2025 | 91.09% (0.91094) | 99.59th | v4 (v2025.03.14) |
| Mar 28, 2025 | 89.85% (0.89853) | 99.55th | v4 (v2025.03.14) |
| Mar 27, 2025 | 90.88% (0.90884) | 99.61th | v4 (v2025.03.14) |
| Mar 24, 2025 | 89.85% (0.89853) | 99.57th | v4 (v2025.03.14) |
| Mar 23, 2025 | 90.88% (0.90884) | 99.61th | v4 (v2025.03.14) |
| Mar 20, 2025 | 89.85% (0.89853) | 99.58th | v4 (v2025.03.14) |
| Mar 19, 2025 | 90.88% (0.90884) | 99.62th | v4 (v2025.03.14) |
| Mar 17, 2025 | 89.85% (0.89853) | 99.56th | v4 (v2025.03.14) |
| Dec 17, 2024 | 94.06% (0.94065) | 99.37th | v3 (v2023.03.01) |
| Nov 20, 2024 | 29.39% (0.29394) | 97.02th | v3 (v2023.03.01) |
| Oct 11, 2024 | 27.38% (0.27385) | 96.88th | v3 (v2023.03.01) |
| Sep 15, 2024 | 20.24% (0.20242) | 96.46th | v3 (v2023.03.01) |
| Aug 19, 2024 | 18.61% (0.18605) | 96.31th | v3 (v2023.03.01) |
| Jul 8, 2024 | 26.73% (0.26732) | 96.79th | v3 (v2023.03.01) |
| Jun 26, 2024 | 27.65% (0.27647) | 96.84th | v3 (v2023.03.01) |
| Jun 10, 2024 | 26.23% (0.26230) | 96.74th | v3 (v2023.03.01) |
| May 14, 2024 | 20.35% (0.20346) | 96.34th | v3 (v2023.03.01) |
| Nov 25, 2023 | 18.75% (0.18749) | 95.72th | v3 (v2023.03.01) |
| Nov 10, 2023 | 14.16% (0.14160) | 95.13th | v3 (v2023.03.01) |
| Oct 27, 2023 | 28.63% (0.28628) | 96.32th | v3 (v2023.03.01) |
| Oct 13, 2023 | 35.68% (0.35682) | 96.65th | v3 (v2023.03.01) |
| Sep 28, 2023 | 44.99% (0.44990) | 96.96th | v3 (v2023.03.01) |
| Sep 15, 2023 | 40.16% (0.40157) | 96.80th | v3 (v2023.03.01) |
| Aug 18, 2023 | 37.21% (0.37209) | 96.68th | v3 (v2023.03.01) |
| Aug 5, 2023 | 30.19% (0.30186) | 96.34th | v3 (v2023.03.01) |
| Jul 21, 2023 | 23.75% (0.23748) | 95.95th | v3 (v2023.03.01) |
| May 30, 2023 | 11.25% (0.11246) | 94.32th | v3 (v2023.03.01) |
| May 17, 2023 | 10.15% (0.10153) | 94.04th | v3 (v2023.03.01) |
| Apr 21, 2023 | 8.28% (0.08278) | 93.37th | v3 (v2023.03.01) |
| Apr 9, 2023 | 7.57% (0.07571) | 93.12th | v3 (v2023.03.01) |
| Mar 14, 2023 | 6.41% (0.06408) | 92.53th | v3 (v2023.03.01) |
| Mar 7, 2023 | 5.91% (0.05906) | 92.26th | v3 (v2023.03.01) |
| Mar 6, 2023 | 92.73% (0.92732) | 99.91th | v2 (v2022.01.01) |
| Jan 26, 2023 | 92.73% (0.92732) | 99.91th | v2 (v2022.01.01) |
| Nov 15, 2022 | 92.17% (0.92167) | 99.90th | v2 (v2022.01.01) |
| Oct 6, 2022 | 84.09% (0.84094) | 99.61th | v2 (v2022.01.01) |
| Jul 15, 2022 | 71.19% (0.71189) | 99.15th | v2 (v2022.01.01) |
| May 9, 2022 | 85.63% (0.85633) | 99.66th | v2 (v2022.01.01) |
| Mar 12, 2022 | 79.62% (0.79620) | 99.41th | v2 (v2022.01.01) |
| Mar 8, 2022 | 55.16% (0.55163) | 98.48th | v2 (v2022.01.01) |
Weaknesses (1)
References (2)
- https://plugins.trac.wordpress.org/changeset/2667195 x_refsource_CONFIRMPatchThird Party Advisory
- https://wpscan.com/vulnerability/173c2efe-ee9c-4539-852f-c242b4f728ed x_refsource_MISCExploitThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://plugins.trac.wordpress.org/changeset/2667195 | x_refsource_CONFIRMPatchThird Party Advisory | |
| https://wpscan.com/vulnerability/173c2efe-ee9c-4539-852f-c242b4f728ed | x_refsource_MISCExploitThird Party Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner WPScan
Published Mar 7, 2022
Updated Aug 2, 2024
Reserved Feb 1, 2022
Link CVE-2022-0441
CISA Vulnrichment
Updated n/a