CMSuno 1.7 is vulnerable to an authenticated stored cross site scripting in modifying the…
Priority LOW 28CWE-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
CMSuno 1.7 is vulnerable to an authenticated stored cross site scripting in modifying the filename parameter (tgo) while updating the theme.
Why it matters now
EPSS 0.01936 80th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
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:cmsuno_project:cmsuno:1.7:*:*:*:*:*:*:* | 1.7 | Vulnerable | Cmsuno Project |
- cpe:2.3:a:cmsuno_project:cmsuno:1.7:*:*:*:*:*:*:* Versions 1.7 Vulnerable ·Cmsuno Project
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-36654
- 2026-10-03 Alias added: GHSA-hm39-4923-4crx
References
More Cmsuno Project Cmsuno vulnerabilities
- TI-2020-15592 In CMSuno 1.6.2, an attacker can inject malicious PHP code as a "username" while changing… CVSS 3.1HIGH 8.8
- TI-2020-15590 An authenticated attacker can inject malicious code into "lang" parameter in… CVSS 3.1HIGH 8.8
- TI-2021-17804 CMSUno version 1.7.2 is affected by a PHP code execution vulnerability. CVSS 3.1CRITICAL 9.8
- TI-2020-12275 An issue was discovered in CMSUno before 1.6.1. CVSS 3.1MEDIUM 6.5
- TI-2018-11102 CMSUno before 1.5.3 has XSS via the title field. CVSS 3.0MEDIUM 6.1
Sources
- CVE-2021-36654 · CVE Program
- CVE-2021-36654 · NVD
- FIRST EPSS
- GHSA-hm39-4923-4crx · 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