A lack of rate limiting in the OTP verification component of Nagios Fusion v2024R1.2 and v2024R2 allows attackers to bypass authentication via a bruteforce attack.
Conclusion & alert: CVE-2025-60424 is rated Low Risk (39.5/100): CVSS High severity, with low exploitation likelihood (EPSS 0.10%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
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 | 2026-03-25 | 0.24% | 0.10% | -0.15% |
| 2 | 2026-02-26 | 0.36% | 0.24% | -0.11% |
| 3 | 2026-01-03 | — | 0.36% | — |
Full EPSS history (7 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.6 | 3.1 | HIGH |
|
2.1 | 5.5 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
| URL | Tags |
|---|---|
| https://github.com/aakashtyal/2FA-Bypass-using-a-Brute-Force-Attack | Mitigation Third Party Advisory |
| https://github.com/aakashtyal/2FA-Bypass-using-a-Brute-Force-Attack-CVE-2025-60424 | Mitigation Third Party Advisory |
| https://www.nagios.com/changelog/#fusion | Release Notes |