baserCMS: OS command injection vulnerability in installer
Priority MEDIUM 46CWE-78Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Attack requirements
- None
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA and GitHub. Impact type from CWE-78.
Summary
baserCMS is a website development framework. Prior to version 5.2.3, baserCMS has an OS command injection vulnerability in the installer. This issue has been patched in version 5.2.3.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.02069 81st percentileScored 2026-11-07
Fix Fixed basercms (baserproject): 5.2.3baserproject/basercms (Packagist): 5.2.3
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| baserproject | basercms | before 5.2.3 | 5.2.3 | Patch available | CNA |
| — | baserproject/basercms (Packagist) | before 5.2.3 | 5.2.3 | Patch available | GHSA-6hpg-8rx3-cwgv |
- basercms Vendorbaserproject Affected before 5.2.3 Fixed in 5.2.3 Patch available CNA
- baserproject/basercms (Packagist) Vendor— Affected before 5.2.3 Fixed in 5.2.3 Patch available GHSA-6hpg-8rx3-cwgv
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:basercms:basercms:*:*:*:*:*:*:*:* | before 5.2.3 | Vulnerable | baserproject |
- cpe:2.3:a:basercms:basercms:*:*:*:*:*:*:*:* Versions before 5.2.3 Vulnerable ·baserproject
Remediation
- Fix · CNA basercms (baserproject) Fixed in 5.2.3
- Fix · GHSA-6hpg-8rx3-cwgv baserproject/basercms (Packagist) Fixed in 5.2.3 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2026-30880
- 2026-10-03 Alias added: GHSA-6hpg-8rx3-cwgv
References
More baserproject Basercms vulnerabilities
- TI-2026-17563 baserCMS: OS Command Injection Leading to Remote Code Execution (RCE) CVSS 3.1CRITICAL 9.1
- TI-2025-23967 baserCMS: unsafe File Upload Leading to Remote Code Execution (RCE) CVSS 3.1HIGH 8.7
- TI-2026-23707 baserCMS: Mail Form Acceptance Bypass via Public API CVSS 3.1MEDIUM 5.3
- TI-2023-10935 baserCMS File Uploader Remote Code Execution (RCE) vulnerability CVSS 3.1CRITICAL 9.8
- TI-2023-10936 baserCMS allows any file to be uploaded CVSS 3.1CRITICAL 9.8
- TI-2023-23483 baserCMS Code Injection Vulnerability in Mail Form Feature CVSS 3.1CRITICAL 9.8
Sources
- CVE-2026-30880 · CVE Program
- CVE-2026-30880 · NVD
- FIRST EPSS
- GHSA-6hpg-8rx3-cwgv · 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