CVE-2025-32957: CWE-434: Unrestricted Upload of File with Dangerous Type in baserproject basercms
baserCMS versions prior to 5. 2. 3 contain a vulnerability in the restore function that allows uploading and automatic extraction of . zip files without proper validation. A malicious PHP file inside the archive can be included via require_once, leading to arbitrary code execution. This vulnerability has been patched in version 5. 2. 3.
AI Analysis
Technical Summary
CVE-2025-32957 is a high-severity vulnerability in baserCMS before version 5.2.3. The restore function permits users to upload .zip files which are automatically extracted. The application includes PHP files from the extracted archive using require_once without validating or restricting filenames, allowing an attacker to craft a malicious PHP file that executes arbitrary code on the server. This is classified under CWE-434: Unrestricted Upload of File with Dangerous Type. The issue is resolved in baserCMS 5.2.3.
Potential Impact
Successful exploitation allows an attacker with high privileges to execute arbitrary PHP code on the server, potentially compromising confidentiality and integrity of the affected system. The vulnerability does not impact availability. There are no known exploits in the wild at this time.
Mitigation Recommendations
Upgrade baserCMS to version 5.2.3 or later, where this vulnerability is patched. No other mitigation is required as the vendor has provided an official fix.
CVE-2025-32957: CWE-434: Unrestricted Upload of File with Dangerous Type in baserproject basercms
Description
baserCMS versions prior to 5. 2. 3 contain a vulnerability in the restore function that allows uploading and automatic extraction of . zip files without proper validation. A malicious PHP file inside the archive can be included via require_once, leading to arbitrary code execution. This vulnerability has been patched in version 5. 2. 3.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2025-32957 is a high-severity vulnerability in baserCMS before version 5.2.3. The restore function permits users to upload .zip files which are automatically extracted. The application includes PHP files from the extracted archive using require_once without validating or restricting filenames, allowing an attacker to craft a malicious PHP file that executes arbitrary code on the server. This is classified under CWE-434: Unrestricted Upload of File with Dangerous Type. The issue is resolved in baserCMS 5.2.3.
Potential Impact
Successful exploitation allows an attacker with high privileges to execute arbitrary PHP code on the server, potentially compromising confidentiality and integrity of the affected system. The vulnerability does not impact availability. There are no known exploits in the wild at this time.
Mitigation Recommendations
Upgrade baserCMS to version 5.2.3 or later, where this vulnerability is patched. No other mitigation is required as the vendor has provided an official fix.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- GitHub_M
- Date Reserved
- 2025-04-14T21:47:11.452Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 69cb1e82e6bfc5ba1d9722a2
Added to database: 3/31/2026, 1:08:18 AM
Last enriched: 4/7/2026, 10:49:34 AM
Last updated: 5/15/2026, 10:58:01 AM
Views: 136
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