CVE-2020-18432
File Upload vulnerability in SEMCMS PHP 3.7 allows remote attackers to upload arbitrary files and...
File Upload vulnerability in SEMCMS PHP 3.7 allows remote attackers to upload arbitrary files and gain escalated privileges.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
File Upload vulnerability in SEMCMS PHP 3.7 allows remote attackers to upload arbitrary files and gain escalated privileges.
- Record
CVE-2020-18432- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-434
- Updated
- 2026-11-02
CVE List No score
File Upload vulnerability in SEMCMS PHP 3.7 allows remote attackers to upload arbitrary files and gain escalated privileges.
- Record
CVE-2020-18432- Updated
- 2026-11-02
EUVDEUVD-2020-10356 No score
File Upload vulnerability in SEMCMS PHP 3.7 allows remote attackers to upload arbitrary files and gain escalated privileges.
- Record
EUVD-2020-10356- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-hg72-f8x2-chjh
File Upload vulnerability in SEMCMS PHP 3.7 allows remote attackers to upload arbitrary files and...
File Upload vulnerability in SEMCMS PHP 3.7 allows remote attackers to upload arbitrary files and gain escalated privileges.
- Record
GHSA-hg72-f8x2-chjh- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-434
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-18432 is a critical vulnerability (CVSS 9.8) in Sem-cms Semcms, published June 30, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.89%, the 59th percentile. No source names a fixed version.