An arbitrary command execution vulnerability exists in the fopen() function of file…
Priority MEDIUM 53CWE-434Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-434.
Summary
An arbitrary command execution vulnerability exists in the fopen() function of file writes of UCMS v1.4.8, where an attacker can gain access to the server.
Why it matters now
EPSS 0.0865 95th percentileScored 2026-11-08
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:ucms_project:ucms:1.4.8:*:*:*:*:*:*:* | 1.4.8 | Vulnerable | Ucms Project |
- cpe:2.3:a:ucms_project:ucms:1.4.8:*:*:*:*:*:*:* Versions 1.4.8 Vulnerable ·Ucms Project
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-25483
- 2026-10-03 Alias added: GHSA-qwr5-5v38-5gf5
- 2026-10-11 EPSS moved to the 95th–99th percentile
References
More Ucms Project Ucms vulnerabilities
- TI-2022-18118 UCMS v1.6.0 was discovered to contain a cross-site scripting (XSS) vulnerability via the… CVSS 3.1MEDIUM 6.1
- TI-2020-15589 File upload vulnerability exists in UCMS 1.5.0, and the attacker can take advantage of… CVSS 3.1CRITICAL 9.8
- TI-2022-17955 UCMS v1.6.0 contains an authentication bypass vulnerability which is exploited via cookie poisoning. CVSS 3.1CRITICAL 9.8
- TI-2018-12173 An issue was discovered in UCMS 1.4.6 and 1.6. CVSS 3.1CRITICAL 9.8
- TI-2022-15995 UCMS 1.6 is vulnerable to arbitrary file upload via ucms/sadmin/file PHP file. CVSS 3.1CRITICAL 9.8
- TI-2018-12172 UCMS 1.4.6 has SQL injection during installation via the install/index.php mysql_dbname parameter. CVSS 3.0CRITICAL 9.8
Sources
- CVE-2020-25483 · CVE Program
- CVE-2020-25483 · NVD
- FIRST EPSS
- GHSA-qwr5-5v38-5gf5 · GitHub Advisory Database · CC BY 4.0
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