Description

An Improper Privilege Management vulnerability [CWE-269] affecting Fortinet FortiOS version 7.6.0 through 7.6.1, 7.4.0 through 7.4.6, 7.2.0 through 7.2.10, 7.0.0 through 7.0.16 and before 6.4.15, FortiProxy version 7.6.0 through 7.6.1 and before 7.4.7 & FortiWeb version 7.6.0 through 7.6.1 and before 7.4.6 allows an authenticated attacker with at least read-only admin permissions to gain super-admin privileges via crafted requests to Node.js websocket module.

Classification

CVE ID: CVE-2025-22254

CVSS Base Severity: MEDIUM

CVSS Base Score: 6.5

CVSS Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H/E:H/RL:W/RC:C

Affected Products

Vendor: Fortinet

Product: FortiWeb, FortiOS, FortiProxy

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.05% (probability of being exploited)

EPSS Percentile: 16.91% (scored less or equal to compared to others)

EPSS Date: 2025-06-19 (when was this score calculated)

Stakeholder-Specific Vulnerability Categorization (SSVC)

SSVC Exploitation: none

SSVC Technical Impact: total

SSVC Automatable: false

References

https://nvd.nist.gov/vuln/detail/CVE-2025-22254
https://fortiguard.fortinet.com/psirt/FG-IR-25-006

Timeline