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CVE-2025-62675

Quick assessment

Affected
Fortinet FortiOS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Fortinet fortios是美国Fortinet公司的一款安全操作系统。 Fortinet FortiOS存在输入验证错误漏洞，该漏洞源于HTTP标头中CRLF序列中和不当，可能导致拥有有效Web过滤覆盖令牌的攻击者通过诱使用户点击特制链接来注入任意标头。以下版本受到影响：FortiOS 7.6.0至7.6.4版本、FortiOS 7.4所有版本、FortiOS 7.2所有版本、FortiProxy 7.6.0至7.6.4版本、FortiProxy 7.4所有版本和FortiProxy 7.2所有版

CVSS 3.4 · Low EPSS 0.27% · P18

Affected Version Matrix 17

VendorProduct Version RangeStatus
Fortinet FortiOS 7.6.0≤ 7.6.4 affected
7.4.0≤ 7.4.12 affected
7.2.0≤ 7.2.13 affected
7.0.0≤ 7.0.19 affected
6.4.0≤ 6.4.16 affected
Fortinet FortiPAM 1.7.0 affected
1.6.0≤ 1.6.2 affected
1.5.0≤ 1.5.1 affected
1.4.0≤ 1.4.3 affected
1.3.0≤ 1.3.1 affected
1.2.0 affected
1.1.0≤ 1.1.2 affected
1.0.0≤ 1.0.3 affected
Fortinet FortiProxy 7.6.0≤ 7.6.4 affected
7.4.0≤ 7.4.14 affected
7.2.0≤ 7.2.16 affected
7.0.0≤ 7.0.23 affected
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I. Basic Information for CVE-2025-62675

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
HTTP头部中CRLF序列转义处理不恰当(HTTP响应分割)
Source: CVE Program / CVE List V5
Vulnerability Title
Fortinet FortiOS 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Fortinet fortios是美国Fortinet公司的一款安全操作系统。 Fortinet FortiOS存在输入验证错误漏洞，该漏洞源于HTTP标头中CRLF序列中和不当，可能导致拥有有效Web过滤覆盖令牌的攻击者通过诱使用户点击特制链接来注入任意标头。以下版本受到影响：FortiOS 7.6.0至7.6.4版本、FortiOS 7.4所有版本、FortiOS 7.2所有版本、FortiProxy 7.6.0至7.6.4版本、FortiProxy 7.4所有版本和FortiProxy 7.2所有版
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Fortinet FortiOS 7.6.0 ~ 7.6.4 cpe:2.3:o:fortinet:fortios:7.6.4:*:*:*:*:*:*:*
Fortinet FortiPAM 1.7.0 cpe:2.3:o:fortinet:fortipam:1.7.0:*:*:*:*:*:*:*
Fortinet FortiProxy 7.6.0 ~ 7.6.4 cpe:2.3:a:fortinet:fortiproxy:7.6.4:*:*:*:*:*:*:*

II. Public POCs for CVE-2025-62675

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III. Intelligence Information for CVE-2025-62675

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Vendor Advisories for CVE-2025-62675 (1)

Same Patch Batch · Fortinet · 2026-07-14 · 11 CVEs total

CVE-2026-59835 7.7 HIGH Fortinet FortiSandbox 权限许可和访问控制问题漏洞
CVE-2025-53379 7.0 HIGH Fortinet FortiAuthenticator 缓冲区错误漏洞
CVE-2026-59841 6.9 MEDIUM Fortinet FortiSIEMWindowsAgent 授权问题漏洞
CVE-2026-59836 6.7 MEDIUM Fortinet FortiClientEMS 加密问题漏洞
CVE-2026-23573 6.1 MEDIUM Fortinet FortiOS 跨站脚本漏洞
CVE-2026-59837 5.9 MEDIUM Fortinet FortiOS 缓冲区错误漏洞
CVE-2026-59839 5.0 MEDIUM Fortinet FortiOS 路径遍历漏洞
CVE-2026-59840 4.1 MEDIUM Fortinet FortiOS 缓冲区错误漏洞
CVE-2025-43892 4.1 MEDIUM Fortinet FortiOS 缓冲区错误漏洞
CVE-2025-62826 3.1 LOW Fortinet FortiOS 输入验证错误漏洞

IV. Related Vulnerabilities

Same product: FortiOS
Same vendor: Fortinet
Same weakness: CWE-113

V. Comments for CVE-2025-62675

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