A missing critical step in authentication vulnerability [CWE-304] in Fortinet FortiOS version 7.6.0 through 7.6.1, 7.4.0 through 7.4.5, 7.2.0 through 7.2.10, and before 7.0.16 & FortiProxy version 7.6.0 through 7.6.1, 7.4.0 through 7.4.8, 7.2.0 through 7.2.13 and before 7.0.20 allows an API-user using api-key + PKI user certificate authentication to login even if the certificate is invalid.
Conclusion & alert: CVE-2024-52965 is rated Moderate Risk (40.3/100): CVSS High severity, with low exploitation likelihood (EPSS 0.13%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-05-04 | 0.04% | 0.13% | +0.10% |
| 2 | 2026-02-11 | 0.05% | 0.04% | -0.01% |
| 3 | 2026-02-01 | — | 0.05% | — |
Full EPSS history (6 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.2 | 3.1 | HIGH |
|
1.2 | 5.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| fortinet | fortiproxy | >= 7.0.0, < 7.0.21 | cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:* |
| fortinet | fortiproxy | >= 7.2.0, < 7.2.14 | cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:* |
| fortinet | fortiproxy | >= 7.4.0, < 7.4.9 | cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:* |
| fortinet | fortiproxy | >= 7.6.0, < 7.6.2 | cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:* |
| fortinet | fortios | >= 7.0.1, < 7.0.17 | cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* |
| fortinet | fortios | >= 7.2.0, < 7.2.11 | cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* |
| fortinet | fortios | >= 7.4.0, < 7.4.6 | cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* |
| fortinet | fortios | 7.6.0 | cpe:2.3:o:fortinet:fortios:7.6.0:*:*:*:*:*:*:* |
| fortinet | fortios | 7.6.1 | cpe:2.3:o:fortinet:fortios:7.6.1:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://fortiguard.fortinet.com/psirt/FG-IR-24-511 | Vendor Advisory |