What’s Vulnerable › Vulnerabilities

CVE-2016-9026

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-12-31 · updated 2026-06-17
• Weakness: CWE-20

Description

Exponent CMS before 2.6.0 has improper input validation in fileController.php.

Affected products

• Exponent CMS: before 2.6.0 — fixed in 2.6.0

How to fix

Upgrade to a fixed version: Exponent CMS 2.6.0. Check the vendor advisory for mitigations.

References

• https://exponentcms.lighthouseapp.com/projects/61783/changesets/a8efd9ca71fc9b8b843ad0910d435d237482ee31
• https://github.com/exponentcms/exponent-cms/commit/a8efd9ca71fc9b8b843ad0910d435d237482ee31
• https://exponentcms.lighthouseapp.com/projects/61783/changesets/a8efd9ca71fc9b8b843ad0910d435d237482ee31
• https://github.com/exponentcms/exponent-cms/commit/a8efd9ca71fc9b8b843ad0910d435d237482ee31

Get alerted when CVE-2016-9026 or the next vulnerability affects your stack