Vulnerability in Fortinet Fortios

CVE-2025-62675

An Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Response Splitting') vulnerability [CWE-113] vulnerability in Fortinet FortiOS 7.6.0 through 7.6.4, FortiOS 7.4 all versions, FortiOS 7.2 all versions, FortiProxy 7.6.0 through 7.6.4, FortiProxy 7.4 all versions, FortiProxy 7.2 all versions may allow an attacker in possession of a valid web filter override token to inject arbitrary headers via tricking a user into clicking on a crafted link.

EPSS: 0.003 (18.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.4 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-62675?
CVE-2025-62675 is a low-severity vulnerability in Fortinet Fortios, classified under HTTP Response Splitting. CVSS score: 3.4/10. Published 2026-07-14.
How severe is CVE-2025-62675?
Low severity. CVSS v3 base score is 3.4 out of 10.