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Vulnerability record · CVE-2023-25610 · published 24 March 2025

CVE-2023-25610: Fortinet fortiweb vulnerability

Fortinet · Fortiweb

A buffer underwrite ('buffer underflow') vulnerability in the administrative interface of Fortinet FortiOS version 7.2.0 through 7.2.3, version 7.0.0 through 7.0.6, version 6.4.0 through 6.4.11 and version 6.2.12 and below, FortiProxy version 7.2.0 through 7.2.2, version 7.0.0 through 7.0.8, version 2.0.12 and below and FortiOS-6K7K version 7.0.5, version 6.4.0 through 6.4.10 and version 6.2.0 through 6.2.10 and below allows a remote unauthenticated attacker to execute arbitrary code or commands via specifically crafted requests.

9.8 CVSS 3.1 Critical EPSS 18% · top 2.9% CWE-124 · CWE-124
9.8CVSS 3.1 base score
18%EPSS exploitation probability, 30 days
NoNot in CISA KEV
8Affected product versions listed by NVD
1References
17 Jun 2026Last modified by NVD

Description

A buffer underwrite ('buffer underflow') vulnerability in the administrative interface of Fortinet FortiOS version 7.2.0 through 7.2.3, version 7.0.0 through 7.0.6, version 6.4.0 through 6.4.11 and version 6.2.12 and below, FortiProxy version 7.2.0 through 7.2.2, version 7.0.0 through 7.0.8, version 2.0.12 and below and FortiOS-6K7K version 7.0.5, version 6.4.0 through 6.4.10 and version 6.2.0 through 6.2.10 and below allows a remote unauthenticated attacker to execute arbitrary code or commands via specifically crafted requests.

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

Affected products

8 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2026-24858Fortinet FortiCloud SSO authentication bypass across registered devicesA CWE-288 authentication bypass in Fortinet FortiAnalyzer, FortiManager, FortiNAC-F, FortiOS, FortiProxy and FortiWeb lets an attacker with a FortiCl…KEVEPSS 86%analysed9.8CVE-2025-25249Fortinet FortiOS and FortiSwitchManager heap buffer overflow via crafted packetsA heap-based buffer overflow (CWE-122/CWE-787) in Fortinet FortiOS 6.4 through 7.6.3 and FortiSwitchManager 7.0 through 7.2.6 lets an unauthenticated…KEVEPSS 3.9%analysed9.8CVE-2025-59718Fortinet FortiOS/FortiProxy SAML signature check bypass in FortiCloud SSOFortiOS, FortiProxy and FortiSwitchManager fail to properly verify the cryptographic signature of SAML responses used for FortiCloud SSO login. An un…KEVEPSS 68%analysed9.8CVE-2024-55591FortiOS and FortiProxy authentication bypass via Node.js websocketFortiOS 7.0.0 through 7.0.16 and FortiProxy 7.0.0 through 7.0.19 and 7.2.0 through 7.2.12 contain an authentication bypass (CWE-288) reachable throug…KEVEPSS 94%analysed9.8CVE-2024-47575FortiManager missing authentication allows remote code executionFortiManager and FortiManager Cloud contain a missing authentication flaw in a critical function, letting specially crafted requests execute arbitrar…KEVEPSS 95%analysed9.8CVE-2024-23113Fortinet FortiOS and related products format string remote code executionA use of externally-controlled format string (CWE-134) in Fortinet FortiOS, FortiProxy, FortiPAM and FortiSwitchManager lets an attacker execute unau…KEVEPSS 62%analysed9.8CVE-2024-21762Fortinet FortiOS and FortiProxy out-of-bounds write in SSL VPNFortiOS and FortiProxy contain an out-of-bounds write (CWE-787) reachable through specifically crafted requests. The flaw affects a wide range of For…KEVEPSS 83%analysed9.8CVE-2023-27997Fortinet FortiOS and FortiProxy SSL-VPN heap buffer overflowFortiOS and FortiProxy SSL-VPN contain a heap-based buffer overflow (CWE-122/CWE-787) reachable through specifically crafted requests. It is a pre-au…KEVEPSS 86%analysed

Source: NIST National Vulnerability Database (record CVE-2023-25610), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.