CVE-2024-26015

Severity: medium (CVSS 4.7 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-07-09 · updated 2026-06-17
Weakness: CWE-1389

Description

An incorrect parsing of numbers with different radices vulnerability [CWE-1389] in FortiProxy version 7.4.3 and below, version 7.2.10 and below, version 7.0.17 and below and FortiOS version 7.4.3 and below, version 7.2.8 and below, version 7.0.15 and below IP address validation feature may permit an unauthenticated attacker to bypass the IP blocklist via crafted requests.

Affected products

Fortinet FortiOS (FortiGate): from 7.0.0 through 7.0.15; from 7.2.0 through 7.2.8; from 7.4.0 through 7.4.3
Fortinet FortiProxy: from 7.0.0 through 7.4.3

References

https://fortiguard.fortinet.com/psirt/FG-IR-23-446
https://fortiguard.fortinet.com/psirt/FG-IR-23-446

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