A Cross-site scripting (XSS) vulnerability in CMS Made Simple v2.2.17 allows remote…
Priority MEDIUM 58CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
A Cross-site scripting (XSS) vulnerability in CMS Made Simple v2.2.17 allows remote attackers to inject arbitrary web script or HTML via the File Upload function.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00584 48th 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
- 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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:cmsmadesimple:cms_made_simple:2.2.17:*:*:*:*:*:*:* | 2.2.17 | Vulnerable | Cmsmadesimple |
- cpe:2.3:a:cmsmadesimple:cms_made_simple:2.2.17:*:*:*:*:*:*:* Versions 2.2.17 Vulnerable ·Cmsmadesimple
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-36970
- 2026-10-03 Alias added: GHSA-qr5q-3jp2-g99h
References
More Cmsmadesimple Cms Made Simple vulnerabilities
- TI-2023-18726 CMS Made Simple v2.2.17 is vulnerable to Remote Command Execution via the File Upload Function. CVSS 3.1HIGH 8.8
- TI-2019-06534 An issue was discovered in CMS Made Simple 2.2.8. CVSS 3.0HIGH 8.1
- TI-2023-23207 An issue in CMSmadesimple v.2.2.18 allows a local attacker to execute arbitrary code via… CVSS 3.1HIGH 7.8
- TI-2024-18325 A remote code execution vulnerability has been identified in the User Defined Tags module… CVSS 3.1HIGH 7.2
- TI-2021-09905 File upload vulnerability in CMS Made Simple through 2.2.15 allows remote authenticated… CVSS 3.1HIGH 7.2
- TI-2017-06405 CMS Made Simple (CMSMS) 2.1.6 allows remote authenticated administrators to execute… CVSS 3.1HIGH 7.2
Sources
- CVE-2023-36970 · CVE Program
- CVE-2023-36970 · NVD
- FIRST EPSS
- GHSA-qr5q-3jp2-g99h · GitHub Advisory Database · CC BY 4.0
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