Exponent CMS before 2.3.7 does not properly restrict the types of files that can be…
Priority LOW 30CWE-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
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
Exponent CMS before 2.3.7 does not properly restrict the types of files that can be uploaded, which allows remote attackers to conduct cross-site scripting (XSS) attacks and possibly have other unspecified impact as demonstrated by uploading a file with an .html extension, then accessing it via the elFinder functionality.
Why it matters now
EPSS 0.01229 69th percentileScored 2026-11-07
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:exponentcms:exponent_cms:*:*:*:*:*:*:*:* | up to 2.3.5 | Vulnerable | Exponentcms |
- cpe:2.3:a:exponentcms:exponent_cms:*:*:*:*:*:*:*:* Versions up to 2.3.5 Vulnerable ·Exponentcms
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2015-8684
- 2026-10-03 Alias added: GHSA-2hc2-j336-j495
References
More Exponentcms Exponent Cms vulnerabilities
- TI-2016-02037 Exponent CMS 2.x before 2.3.7 Patch 3 allows remote attackers to execute arbitrary code… CVSS 3.0CRITICAL 9.8
- TI-2016-06302 Multiple SQL injection vulnerabilities in Exponent CMS before 2.4.0 allow remote… CVSS 3.0CRITICAL 9.8
- TI-2016-06543 Exponent CMS 2.3.9 suffers from a remote code execution vulnerability in… CVSS 3.0CRITICAL 9.8
- TI-2016-06542 Exponent CMS 2.3.9 suffers from a remote code execution vulnerability in… CVSS 3.0CRITICAL 9.8
- TI-2016-07387 SQL injection vulnerability in framework/modules/help/controllers/helpController.php in… CVSS 3.0CRITICAL 9.8
- TI-2016-07386 SQL injection vulnerability in the activate_address function in… CVSS 3.0CRITICAL 9.8
Sources
- CVE-2015-8684 · CVE Program
- CVE-2015-8684 · NVD
- FIRST EPSS
- GHSA-2hc2-j336-j495 · 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