DedeCMS through 5.7SP2 allows arbitrary file write in dede/file_manage_control.php via a…
Priority LOW 35CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · High · None
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA.
Summary
DedeCMS through 5.7SP2 allows arbitrary file write in dede/file_manage_control.php via a dede/file_manage_view.php?fmdo=newfile request with name and str parameters, as demonstrated by writing to a new .php file.
Why it matters now
EPSS 0.00965 61st percentileScored 2026-11-07
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 · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:dedecms:dedecms:*:*:*:*:*:*:*:* | before 5.7 | Vulnerable | DedeCMS |
| cpe:2.3:a:dedecms:dedecms:5.7:*:*:*:*:*:*:* | 5.7 | Vulnerable | DedeCMS |
| cpe:2.3:a:dedecms:dedecms:5.7:sp1:*:*:*:*:*:* | 5.7 sp1 | Vulnerable | DedeCMS |
| cpe:2.3:a:dedecms:dedecms:5.7:sp2:*:*:*:*:*:* | 5.7 sp2 | Vulnerable | DedeCMS |
- cpe:2.3:a:dedecms:dedecms:*:*:*:*:*:*:*:* Versions before 5.7 Vulnerable ·DedeCMS
- cpe:2.3:a:dedecms:dedecms:5.7:*:*:*:*:*:*:* Versions 5.7 Vulnerable ·DedeCMS
- cpe:2.3:a:dedecms:dedecms:5.7:sp1:*:*:*:*:*:* Versions 5.7 sp1 Vulnerable ·DedeCMS
- cpe:2.3:a:dedecms:dedecms:5.7:sp2:*:*:*:*:*:* Versions 5.7 sp2 Vulnerable ·DedeCMS
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2018-12046
- 2026-10-03 Alias added: GHSA-cgp8-pv2r-83fq
References
More Dedecms vulnerabilities
- TI-2026-23605 An issue in DedeCMS v.5.7.118 and before allows a remote attacker to execute arbitrary… CVSS 3.1CRITICAL 9.8
- TI-2026-23594 An issue was discovered in DedeCMS 5.7.118 allowing attackers to execute code via crafted… CVSS 3.1CRITICAL 9.8
- TI-2024-19496 DedeCMS v5.7 was discovered to contain a Cross-Site Request Forgery (CSRF) via the… CVSS 3.1CRITICAL 9.8
- TI-2024-19491 A File Upload vulnerability in DedeCMS v5.7 allows a local attacker to execute arbitrary code via a crafted payload. CVSS 3.1CRITICAL 9.8
- TI-2018-05549 DedeCMS 5.7 has CSRF with an impact of arbitrary code execution, because the partcode… CVSS 3.0HIGH 8.8
- TI-2024-03438 DedeCMS stepselect_main.php sql injection CVSS 3.1CRITICAL 9.8
Sources
- CVE-2018-12046 · CVE Program
- CVE-2018-12046 · NVD
- FIRST EPSS
- GHSA-cgp8-pv2r-83fq · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences