baserCMS Cross-site Scripting vulnerability in File upload Feature
Priority LOW 28CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA and GitHub. Impact type from CWE-79.
Summary
baserCMS is a website development framework. Prior to version 4.8.0, there is a cross-site scripting vulnerability in the file upload feature of baserCMS. Version 4.8.0 contains a patch for this issue.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00609 49th percentileScored 2026-11-07
Fix Fixed basercms (baserproject): 4.8.0baserproject/basercms (Packagist): 4.8.0
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
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 4.8.0 | 4.8.0 | Patch available | CNA |
| — | baserproject/basercms (Packagist) | before 4.8.0 | 4.8.0 | Patch available | GHSA-ggj4-78rm-6xgv |
- basercms Vendorbaserproject Affected before 4.8.0 Fixed in 4.8.0 Patch available CNA
- baserproject/basercms (Packagist) Vendor— Affected before 4.8.0 Fixed in 4.8.0 Patch available GHSA-ggj4-78rm-6xgv
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:basercms:basercms:*:*:*:*:*:*:*:* | before 4.8.0 | Vulnerable | baserproject |
- cpe:2.3:a:basercms:basercms:*:*:*:*:*:*:*:* Versions before 4.8.0 Vulnerable ·baserproject
Remediation
- Fix · CNA basercms (baserproject) Fixed in 4.8.0
- Fix · GHSA-ggj4-78rm-6xgv baserproject/basercms (Packagist) Fixed in 4.8.0 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2023-43647
- 2026-10-03 Alias added: GHSA-ggj4-78rm-6xgv
References
Advisory 4
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-2023-43647 · CVE Program
- CVE-2023-43647 · NVD
- FIRST EPSS
- GHSA-ggj4-78rm-6xgv · 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