Email Enumeration Vulnerability in CI4MS CMS by CodeIgniter
CVE-2026-25509

5.3MEDIUM

Key Information:

Vendor

Ci4-cms-erp

Status
Ci4ms
Vendor
CVE Published:
3 February 2026

What is CVE-2026-25509?

The CI4MS CMS, built on the CodeIgniter 4 framework, suffers from a vulnerability that allows unauthenticated attackers to conduct email enumeration attacks. This flaw is present in versions prior to 0.28.5.0, where the application's response during the password reset process can hint whether a specific email address is registered. Consequently, this vulnerability exposes user email information and can aid malicious actors in identifying valid user accounts. The issue has been addressed in the latest release, version 0.28.5.0, ensuring better security for users.

Affected Version(s)

ci4ms < 0.28.5.0

References

https://github.com/ci4-cms-erp/ci4ms/security/advisories/...
x_refsource_CONFIRM
https://github.com/ci4-cms-erp/ci4ms/commit/86be2930d1c54...
x_refsource_MISC

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.