Description
A stack-based buffer overflow vulnerability [CWE-121] vulnerability in Fortinet FortiCamera 2.1.0 through 2.1.3, FortiCamera 2.0 all versions, FortiCamera 1.1 all versions, FortiMail 7.6.0 through 7.6.2, FortiMail 7.4.0 through 7.4.4, FortiMail 7.2.0 through 7.2.7, FortiMail 7.0.0 through 7.0.8, FortiNDR 7.6.0, FortiNDR 7.4.0 through 7.4.7, FortiNDR 7.2.0 through 7.2.4, FortiNDR 7.0.0 through 7.0.6, FortiRecorder 7.2.0 through 7.2.3, FortiRecorder 7.0.0 through 7.0.5, FortiRecorder 6.4.0 through 6.4.5, FortiVoice 7.2.0, FortiVoice 7.0.0 through 7.0.6, FortiVoice 6.4.0 through 6.4.10 allows a remote unauthenticated attacker to execute arbitrary code or commands via sending HTTP requests with specially crafted hash cookie.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Fortinet | FortiNDR | 7.6.0, 7.4.0 – ≤ 7.4.7, 7.2.0 – ≤ 7.2.4, 7.1.0 – ≤ 7.1.1, 7.0.0 – ≤ 7.0.6, 1.5.0 – ≤ 1.5.3, 1.4.0, 1.3.0 – ≤ 1.3.1, 1.2.0, 1.1.0 | — |
| Fortinet | FortiCamera | 2.1.0 – ≤ 2.1.3, 2.0.0, 1.1.0 – ≤ 1.1.5 | — |
| Fortinet | FortiRecorder | 7.2.0 – ≤ 7.2.3, 7.0.0 – ≤ 7.0.5, 6.4.0 – ≤ 6.4.5 | — |
| Fortinet | FortiVoice | 7.2.0, 7.0.0 – ≤ 7.0.6, 6.4.0 – ≤ 6.4.10 | — |
| Fortinet | FortiMail | 7.6.0 – ≤ 7.6.2, 7.4.0 – ≤ 7.4.4, 7.2.0 – ≤ 7.2.7, 7.0.0 – ≤ 7.0.8 | — |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
GitHub 5 repositories
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kn0x0x/CVE-2025-32756-POC ★ 191 · Jun 5, 2025
Proof of Concept for CVE-2025-32756 - A critical stack-based buffer overflow vulnerability affecting multiple Fortinet products.
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exfil0/CVE-2025-32756-POC ★ 4 · May 18, 2025
Designed for Demonstration of Deep Exploitation.
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shan0ar/cve-2025-32756 ★ 0 · Jul 23, 2025
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becrevex/CVE-2025-32756 ★ 0 · Jun 9, 2025
CVE-2025-32756: NSE Scanning for RCE in vulnerable FortiVoice, FortiMail, FortiNDR, FortiRecorder and FortiCamera nodes
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alm6no5/CVE-2025-32756-POC ★ 0 · Jun 9, 2025
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 2
- NCSC-2025-0168 Kwetsbaarheid verholpen in FortiVoice NCSC-NL (Netherlands) · May 14, 2025
- WID-SEC-2025-1027 Fortinet FortiVoice, FortiMail und FortiRecorder: Schwachstelle ermöglicht Codeausführung BSI CERT-Bund (WID) · May 13, 2025