CVE-2018-13382

7.5 highKEVEPSS 82%

An Improper Authorization vulnerability in Fortinet FortiOS 6.0.0 to 6.0.4, 5.6.0 to 5.6.8 and 5.4.1 to 5.4.10 and FortiProxy 2.0.0, 1.2.0 to 1.2.8, 1.1.0 to 1.1.6, 1.0.0 to 1.0.7 under SSL VPN web portal allows an unauthenticated attacker to modify the password of an SSL VPN web portal user via specially crafted HTTP requests

Severity

CVSS 3.1

7.5 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

EPSS: 82% chance of exploitation in the next 30 days; higher than 99% of CVEs (scores of 2026-10-31)
CISA KEV: listed 2022-01-10, due 2022-07-10, known ransomware use
CWE: CWE-863
Published: 2019-06-04
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

fortinet:fortios
fortinet:fortiproxy

References

https://fortiguard.com/advisory/FG-IR-18-389
https://www.fortiguard.com/psirt/FG-IR-20-231
https://fortiguard.com/advisory/FG-IR-18-389
https://www.fortiguard.com/psirt/FG-IR-20-231
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-13382

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