GetSimple CMS RCE in Edit component
Priority HIGH 78CWE-77Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-77.
Summary
GetSimple CMS is a content management system. In versions starting from 3.3.16 to 3.3.21, an authenticated user with access to the Edit component can inject arbitrary PHP into a component file and execute it via a crafted query string, resulting in Remote Code Execution (RCE). This issue is set to be patched in version 3.3.22.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.01002 63rd 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
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- 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 |
|---|---|---|---|---|---|
| GetSimpleCMS-CE | GetSimpleCMS-CE | 3.3.16 – 3.3.21 | — | No fix listed | CNA |
- GetSimpleCMS-CE VendorGetSimpleCMS-CE Affected 3.3.16 – 3.3.21 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:getsimple-ce:getsimple_cms:*:*:*:*:community:*:*:* | 3.3.16 to before 3.3.22 | Vulnerable | GetSimpleCMS-CE |
- cpe:2.3:a:getsimple-ce:getsimple_cms:*:*:*:*:community:*:*:* Versions 3.3.16 to before 3.3.22 Vulnerable ·GetSimpleCMS-CE
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2025-48492
References
More GetSimpleCMS-CE Getsimple Cms vulnerabilities
- TI-2024-36775 GetSimple CMS CE 3.3.19 suffers from arbitrary code execution in the template editing… CVSS 3.1CRITICAL 9.8
- TI-2024-36777 GetSimple CMS CE 3.3.19 is vulnerable to Server-Side Request Forgery (SSRF) in the backend plugin module. CVSS 3.1HIGH 8.8
- TI-2026-21637 GetSimple CMS: Uploaded Files (feature) Arbitrary File Read Vulnerability CVSS 4.0HIGH 8.8
- TI-2026-21606 Unauthenticated Information Disclosure via .htaccess Reliance in Sensitive Directories CVSS 4.0HIGH 8.7
- TI-2024-36776 In the GetSimple CMS CE 3.3.19 management page, Server-Side Request Forgery (SSRF) can be… CVSS 3.1HIGH 7.2
- TI-2026-21597 GetSimple CMS: Stored Cross-Site Scripting (XSS) via SVG File Upload (Authenticated) CVSS 4.0MEDIUM 6.9
Sources
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences