File Upload vulnerability in zzzCMS v.2.1.9 allows a remote attacker to execute arbitrary code via modification of the imageext parameter from jpg, jpeg,gif, and png to jpg, jpeg,gif, png, pphphp
Published Oct 24, 2023
9.8
CRITICALCVSS 3.1
EPSS 1.52%
Description
File Upload vulnerability in zzzCMS v.2.1.9 allows a remote attacker to execute arbitrary code via modification of the imageext parameter from jpg, jpeg,gif, and png to jpg, jpeg,gif, png, pphphp.
Affected products
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:H/A:H
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
YesTechnical Impact
TotalDecision
n/aAssessed Sep 11, 2024 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2023–2026- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- 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 | 1.52% (0.01519) | 73.63th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.52% (0.01519) | 71.18th | v5 (v2026.06.15) |
| Nov 21, 2025 | 10.15% (0.10150) | 92.81th | v4 (v2025.03.14) |
| Nov 18, 2025 | 5.70% (0.05697) | 89.45th | v4 (v2025.03.14) |
| Jun 9, 2025 | 10.15% (0.10150) | 92.70th | v4 (v2025.03.14) |
| Apr 15, 2025 | 8.01% (0.08009) | 91.59th | v4 (v2025.03.14) |
| Mar 30, 2025 | 5.70% (0.05697) | 89.48th | v4 (v2025.03.14) |
| Mar 29, 2025 | 1.58% (0.01578) | 69.98th | v4 (v2025.03.14) |
| Mar 17, 2025 | 5.70% (0.05697) | 89.72th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.59% (0.00592) | 79.05th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.30% (0.00303) | 68.85th | v3 (v2023.03.01) |
| Nov 26, 2023 | 0.30% (0.00303) | 66.35th | v3 (v2023.03.01) |
| Nov 25, 2023 | 0.32% (0.00315) | 67.00th | v3 (v2023.03.01) |
| Oct 28, 2023 | 0.31% (0.00306) | 66.44th | v3 (v2023.03.01) |
| Oct 25, 2023 | 0.04% (0.00043) | 8.12th | v3 (v2023.03.01) |
References (1)
- https://github.com/96xiaopang/Vulnerabilities/blob/main/zzzcms%E4%BB%BB%E6%84%8F%E6%96%87%E4%BB%B6%E4%B8%8A%E4%BC%A0_en.md ExploitThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://github.com/96xiaopang/Vulnerabilities/blob/main/zzzcms%E4%BB%BB%E6%84%8F%E6%96%87%E4%BB%B6%E4%B8%8A%E4%BC%A0_en.md | ExploitThird Party Advisory |
Change history (0)
No recorded changes yet.