CVE-2023-53952
Dotclear 2.25.3 Authenticated Remote Code Execution via File Upload
- State
- Published
- Severity
- 8.7 High
- Published
- Dec 19, 2025
- Updated
- Apr 7, 2026
- Reserved
- Dec 16, 2025
Description
Dotclear 2.25.3 contains a remote code execution vulnerability that allows authenticated attackers to upload malicious PHP files with .phar extension through the blog post creation interface. Attackers can upload files containing PHP system commands that execute when the uploaded file is accessed, enabling arbitrary code execution on the server.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.7 High | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 8.8 High | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H | VulnCheck |
Weaknesses
- CWE-434 Unrestricted Upload of File with Dangerous Type
Affected Products
| Product | Versions |
|---|---|
DotclearDotclear |
|
References
- ExploitDB-51353exploit
- Official Product Homepagetechnical-description
- VulnCheck Advisory: Dotclear 2.25.3 Authenticated Remote Code Execution via File Uploadthird-party-advisory
Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.