CVE-2025-64447 — Reliance on Cookies without Validation and Integrity Checking in Fortinet Fortiweb

CWE-565 — Reliance on Cookies without Validation and Integrity Checking5 documents5 sources

Severity

8.1HIGHNVD

EPSS

0.2%

top 53.76%

CISA KEV

Not in KEV

Exploit

No known exploits

Affected products

Fortinet Fortiweb

Timeline

PublishedDec 9

Description

A reliance on cookies without validation and integrity checking vulnerability in Fortinet FortiWeb 8.0.0 through 8.0.1, FortiWeb 7.6.0 through 7.6.5, FortiWeb 7.4.0 through 7.4.10, FortiWeb 7.2.0 through 7.2.11, FortiWeb 7.0.0 through 7.0.11 may allow an unauthenticated attacker to execute arbitrary operations on the system via crafted HTTP or HTTPS request via forged cookies, requiring prior knowledge of the FortiWeb serial number.

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 2.2 | Impact: 5.9

Affected Packages2 packages

▶CVEListV5fortinet/fortiweb8.0.0 — 8.0.1+4

▶NVDfortinet/fortiweb7.0.0 — 7.0.11+4

🔴Vulnerability Details

GHSA

GHSA-fqxp-5rvv-7f48: A reliance on cookies without validation and integrity checking vulnerability in Fortinet FortiWeb 8↗2025-12-09

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CVEList

CVE-2025-64447: A reliance on cookies without validation and integrity checking vulnerability in Fortinet FortiWeb 8↗2025-12-09

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📋Vendor Advisories

Fortinet

Capacity to forge authentication cookies↗2025-12-09

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🕵️Threat Intelligence

Wiz

CVE-2025-64447 Impact, Exploitability, and Mitigation Steps | Wiz↗

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