HIGH
A zip slip vulnerability in the file upload function of Chamilo v1.11 allows attackers to execute arbitrary code via a crafted Zip file
Published Sep 29, 2022
8.8
HIGHCVSS 3.1
EPSS 1.63%
Description
A zip slip vulnerability in the file upload function of Chamilo v1.11 allows attackers to execute arbitrary code via a crafted Zip file.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
8.8 HIGH NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
PoCAutomatable
NoTechnical Impact
TotalDecision
n/aAssessed May 20, 2025 · SSVC 2.0.3
1.63% 0.01630
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01630
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 (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.63% (0.01630) | 75.35th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.23% (0.01230) | 64.91th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.82% (0.00822) | 72.76th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.41% (0.00406) | 74.59th | v3 (v2023.03.01) |
| Jun 18, 2024 | 0.41% (0.00406) | 73.83th | v3 (v2023.03.01) |
| May 20, 2024 | 0.40% (0.00399) | 73.46th | v3 (v2023.03.01) |
| May 6, 2024 | 0.21% (0.00213) | 59.12th | v3 (v2023.03.01) |
| Apr 21, 2024 | 0.17% (0.00172) | 53.88th | v3 (v2023.03.01) |
| Oct 6, 2023 | 0.14% (0.00141) | 49.42th | v3 (v2023.03.01) |
| Aug 30, 2023 | 0.10% (0.00101) | 40.83th | v3 (v2023.03.01) |
| Aug 6, 2023 | 0.09% (0.00091) | 37.75th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.08% (0.00076) | 30.51th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.20% (0.02199) | 81.14th | v2 (v2022.01.01) |
| Oct 5, 2022 | 2.20% (0.02199) | 80.44th | v2 (v2022.01.01) |
| Sep 30, 2022 | 1.55% (0.01549) | 74.28th | v2 (v2022.01.01) |
Weaknesses (1)
References (3)
- https://github.com/alexmackey/security-research/blob/main/chamilo/ChamiloRceViaZipSlip.md x_refsource_MISCExploitThird Party Advisory
- https://github.com/chamilo/chamilo-lms x_refsource_MISCProduct
- https://support.chamilo.org/projects/chamilo-18/wiki/Security_issues#Issue-94-2022-09-06-High-impact-Moderate-risk-Authenticated-RCE-via-zipslip-attack-in-file-upload x_refsource_CONFIRMExploitIssue TrackingVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://github.com/alexmackey/security-research/blob/main/chamilo/ChamiloRceViaZipSlip.md | x_refsource_MISCExploitThird Party Advisory | |
| https://github.com/chamilo/chamilo-lms | x_refsource_MISCProduct | |
| https://support.chamilo.org/projects/chamilo-18/wiki/Security_issues#Issue-94-2022-09-06-High-impact-Moderate-risk-Authenticated-RCE-via-zipslip-attack-in-file-upload | x_refsource_CONFIRMExploitIssue TrackingVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Sep 29, 2022
Updated May 20, 2025
Reserved Sep 11, 2022
Link CVE-2022-40407
CISA Vulnrichment
Updated May 20, 2025