Fortinet vulnerabilities
We track 474 vulnerabilities in Fortinet products across 60+ products. 468 are rated high or critical, and 32 have been exploited in real attacks. The most recent was published on November 11, 2026.
Latest Fortinet vulnerabilities
- 9.0 Critical severity
FortiSOAR: Improper Neutralization of Input During Web Page Generation
An improper neutralization of input during web page generation ('cross-site scripting') in Fortinet FortiSOAR 7.3.0 through 7.3.2 allows an authenticated, remote attacker to inject arbitrary web script or HTML via the Communications module.
- 8.8 High severity
An insufficient session expiration vulnerability [CWE-613] vulnerability in FortiOS 7.2.5 and…
An insufficient session expiration vulnerability [CWE-613] vulnerability in FortiOS 7.2.5 and below, 7.0 all versions, 6.4 all versions; FortiProxy 7.2 all versions, 7.0 all versions; FortiPAM 1.3 all versions, 1.2 all versions, 1.1 all versions, 1.0 all versi
- 7.8 High severity
FortiDDoS: Improper Neutralization of Special Elements used in an OS Command
A improper neutralization of special elements used in an os command ('os command injection') in Fortinet FortiDDoS version 5.5.0 through 5.5.1, 5.4.2 through 5.4.0, 5.3.0 through 5.3.1, 5.2.0, 5.1.0, 5.0.0, 4.7.0, 4.6.0 and 4.5.0 and FortiDDoS-F version 6.3.0
- 8.8 High severity
FortiAIOps: Cross-Site Request Forgery
Multiple cross-site request forgery (CSRF) weaknesses [CWE-352] vulnerability in Fortinet FortiAIOps 2.0.0 may allow an unauthenticated remote attacker to perform arbitrary actions on behalf of an authenticated user via tricking the victim to execute malicious
- 9.8 Critical severity
Multiple insufficient session expiration weaknesses [CWE-613] vulnerability in Fortinet…
Multiple insufficient session expiration weaknesses [CWE-613] vulnerability in Fortinet FortiAIOps 2.0.0 may allow an attacker to re-use stolen old session tokens to perform unauthorized operations via crafted requests.
- 8.8 High severity
FortiExtender: Improper Access Control
An improper access control in Fortinet FortiExtender 4.1.1 - 4.1.9, 4.2.0 - 4.2.6, 5.3.2, 7.0.0 - 7.0.4, 7.2.0 - 7.2.4 and 7.4.0 - 7.4.2 allows an attacker to create users with elevated privileges via a crafted HTTP request.
- 7.4 High severity
FortiADC: Improper Certificate Validation
An improper certificate validation vulnerability [CWE-295] in FortiADC 7.4.0, 7.2.0 through 7.2.3, 7.1 all versions, 7.0 all versions, 6.2 all versions, 6.1 all versions and 6.0 all versions may allow a remote and unauthenticated attacker to perform a Man-in-t
- 7.5 High severity
FortiOS: Out-of-bounds Write
A stack-based buffer overflow vulnerability in Fortinet FortiOS 7.4.0 through 7.4.3, FortiOS 7.2.0 through 7.2.7, FortiOS 7.0.0 through 7.0.14, FortiOS 6.4 all versions, FortiOS 6.2 all versions, FortiOS 6.0 all versions, FortiPAM 1.2 all versions, FortiPAM 1.
- 7.8 High severity
FortiOS: Out-of-bounds Write
A stack-based buffer overflow in Fortinet FortiOS version 7.4.0 through 7.4.2, 7.2.0 through 7.2.6, 7.0.0 through 7.0.13, 6.4.0 through 6.4.14, 6.2.0 through 6.2.15, 6.0 all versions allows attacker to execute unauthorized code or commands via specially crafte
- 7.8 High severity
FortiOS: Out-of-bounds Write
A stack-based buffer overflow in Fortinet FortiOS version 7.4.0 through 7.4.1 and 7.2.0 through 7.2.7 and 7.0.0 through 7.0.12 and 6.4.6 through 6.4.15 and 6.2.9 through 6.2.16 and 6.0.13 through 6.0.18 allows attacker to execute unauthorized code or commands
- 8.8 High severity
FortiSOAR: Improper Neutralization of Special Elements used in an SQL Command
Multiple improper neutralization of special elements used in SQL commands ('SQL Injection') vulnerabilities [CWE-89] in FortiSOAR 7.2.0 and before 7.0.3 may allow an authenticated attacker to execute unauthorized code or commands via specifically crafted strin
- 8.8 High severity
FortiWebManager: Incorrect Authorization
An improper authorization in Fortinet FortiWebManager 7.2.0, FortiWebManager 7.0.0 through 7.0.4, FortiWebManager 6.3.0, FortiWebManager 6.2.3 through 6.2.4, FortiWebManager 6.0.2 allows attacker to execute unauthorized code or commands via HTTP requests or CL
- 8.8 High severity
FortiWebManager: Improper Authorization
An improper authorization in Fortinet FortiWebManager 7.2.0, FortiWebManager 7.0.0 through 7.0.4, FortiWebManager 6.3.0, FortiWebManager 6.2.3 through 6.2.4, FortiWebManager 6.0.2 allows attacker to execute unauthorized code or commands via HTTP requests or CL
- 8.8 High severity
An improper authorization in Fortinet FortiWebManager 7.2.0, FortiWebManager 7.0.0 through…
An improper authorization in Fortinet FortiWebManager 7.2.0, FortiWebManager 7.0.0 through 7.0.4, FortiWebManager 6.3.0, FortiWebManager 6.2.3 through 6.2.4, FortiWebManager 6.0.2 allows attacker to execute unauthorized code or commands via HTTP requests or CL
- 8.8 High severity
FortiWebManager: Improper Authorization
An improper authorization in Fortinet FortiWebManager 7.2.0, FortiWebManager 7.0.0 through 7.0.4, FortiWebManager 6.3.0, FortiWebManager 6.2.3 through 6.2.4, FortiWebManager 6.0.2 allows attacker to execute unauthorized code or commands via HTTP requests or CL
- 8.8 High severity
FortiWeb: Improper Authorization
Multiple improper authorization vulnerabilities [CWE-285] in FortiWeb version 7.4.2 and below, version 7.2.7 and below, version 7.0.10 and below, version 6.4.3 and below, version 6.3.23 and below may allow an authenticated attacker to perform unauthorized ADOM
- 8.8 High severity
FortiSandbox: Client-Side Enforcement of Server-Side Security
A client-side enforcement of server-side security vulnerability in Fortinet FortiSandbox 4.4.0 through 4.4.4, FortiSandbox 4.2.1 through 4.2.6 allows attacker to execute unauthorized code or commands via HTTP requests.
- 9.0 Critical severity
FortiNAC: Improper Neutralization of Input During Web Page Generation
An improper neutralization of inputs during web page generation vulnerability [CWE-79] in FortiNAC version 9.4.0 through 9.4.4, 9.2.0 through 9.2.8, 9.1.0 through 9.1.10, 8.8.0 through 8.8.11, 8.7.0 through 8.7.6, 7.2.0 through 7.2.3 may allow a remote authent
- 7.5 High severity
FortiOS: Improper Check or Handling of Exceptional Conditions
An improper check or handling of exceptional conditions vulnerability [CWE-703] in Fortinet FortiOS version 7.4.1 allows an unauthenticated attacker to provoke a denial of service on the administrative interface via crafted HTTP requests.
- 7.5 High severity
FortiPortal: Use of Less Trusted Source
A Use Of Less Trusted Source [CWE-348] vulnerability in Fortinet FortiPortal version 7.0.0 through 7.0.6 and version 7.2.0 through 7.2.1 allows an unauthenticated attack to bypass IP protection through crafted HTTP or HTTPS packets.
- 7.2 High severity
FortiOS: Stack-based Buffer Overflow
A stack-based buffer overflow [CWE-121] vulnerability in Fortinet FortiOS version 7.2.1 through 7.2.6 and version 7.4.0 through 7.4.1 allows a privileged attacker over the administrative interface to execute arbitrary code or commands via crafted HTTP or HTTPs
- 7.2 High severity
FortiOS: Use of Externally-Controlled Format String
A use of externally-controlled format string vulnerability in Fortinet FortiOS 7.4.0, FortiOS 7.2.0 through 7.2.5, FortiOS 7.0 all versions, FortiOS 6.4 all versions, FortiOS 6.2 all versions, FortiPAM 1.1.0, FortiPAM 1.0 all versions, FortiProxy 7.2.0 through
- 7.2 High severity
FortiOS: Double Free
A double free vulnerability [CWE-415] vulnerability in Fortinet FortiOS 6.4 all versions may allow a privileged attacker to execute code or commands via crafted HTTP or HTTPs requests.
- 7.1 High severity
FortiVoice: Authorization Bypass Through User-Controlled Key
An authorization bypass through user-controlled key vulnerability [CWE-639] in FortiVoiceEntreprise version 7.0.0 through 7.0.1 and before 6.4.8 allows an authenticated attacker to read the SIP configuration of other users via crafted HTTP or HTTPS requests.
- 7.6 High severity
DHCP: Missing Authentication for Critical Functionality
DHCP can add routes to a client’s routing table via the classless static route option (121). VPN-based security solutions that rely on routes to redirect traffic can be forced to leak traffic over the physical interface. An attacker on the same local network c
- 7.8 High severity
FortiClientMac: External Control of File Name or Path
An external control of file name or path vulnerability [CWE-73] in FortiClientMac version 7.2.3 and below, version 7.0.10 and below installer may allow a local attacker to execute arbitrary code or commands via writing a malicious configuration file in /tmp be
- 8.1 High severity
FortiSandbox: Improper Limitation of a Pathname to a Restricted Directory
A improper limitation of a pathname to a restricted directory ('path traversal') vulnerability in Fortinet FortiSandbox 4.4.0 through 4.4.3, FortiSandbox 4.2.1 through 4.2.6, FortiSandbox 4.0.0 through 4.0.4 allows attacker to execute unauthorized code or comm
- 7.5 High severity
FortiOS: Exposure of Sensitive Information to an Unauthorized Actor
An exposure of sensitive information to an unauthorized actor in Fortinet FortiOS at least version at least 7.4.0 through 7.4.1 and 7.2.0 through 7.2.5 and 7.0.0 through 7.0.15 and 6.4.0 through 6.4.15 allows attacker to information disclosure via HTTP request
- 8.8 High severity
FortiSandbox: Improper Neutralization of Special Elements used in an OS Command
A improper neutralization of special elements used in an os command ('os command injection') vulnerability in Fortinet FortiSandbox 4.4.0 through 4.4.3, FortiSandbox 4.2.1 through 4.2.6, FortiSandbox 4.0.0 through 4.0.4 allows attacker to execute unauthorized
- 8.8 High severity
FortiSandbox: Improper Neutralization of Special Elements used in an OS Command
A improper neutralization of special elements used in an os command ('os command injection') vulnerability in Fortinet FortiSandbox 4.4.0 through 4.4.3, FortiSandbox 4.2.1 through 4.2.6, FortiSandbox 4.0.0 through 4.0.4 allows attacker to execute unauthorized
- 8.8 High severity
FortiClientLinux: Improper Control of Generation of Code
An improper control of generation of code ('code injection') in Fortinet FortiClientLinux version 7.2.0, 7.0.6 through 7.0.10 and 7.0.3 through 7.0.4 allows attacker to execute unauthorized code or commands via tricking a FortiClientLinux user into visiting a
- 8.8 High severity
FortiOS: Insufficiently Protected Credentials
A insufficiently protected credentials vulnerability in Fortinet FortiOS 7.4.0 through 7.4.1, FortiOS 7.2.0 through 7.2.6, FortiOS 7.0.0 through 7.0.12, FortiOS 6.4.0 through 6.4.14, FortiOS 6.2.0 through 6.2.15, FortiOS 6.0 all versions, FortiProxy 7.4.0 thro
- 9.8 Critical severity
Fortinet FortiClient EMS SQL Injection Exploited
A improper neutralization of special elements used in an sql command ('sql injection') in Fortinet FortiClientEMS version 7.2.0 through 7.2.2, FortiClientEMS 7.0.1 through 7.0.10 allows attacker to execute unauthorized code or commands via specially crafted pa
- 8.8 High severity
FortiClientEMS: Improper Neutralization of Formula Elements in a CSV File
A improper neutralization of formula elements in a csv file vulnerability in Fortinet FortiClientEMS 7.2.0 through 7.2.2, FortiClientEMS 7.0.0 through 7.0.10, FortiClientEMS 6.4 all versions, FortiClientEMS 06.02 all versions, FortiClientEMS 6.2 all versions,
- 8.8 High severity
FortiOS: Improper Authentication
An improper authentication vulnerability [CWE-287] in FortiOS versions 7.4.1 and below, versions 7.2.6 and below, and versions 7.0.12 and below when configured with FortiAuthenticator in HA may allow a readonly user to gain read-write access via successive log
- 8.1 High severity
FortiProxy: Stack-based Buffer Overflow
A stack-based buffer overflow vulnerability in Fortinet FortiOS 7.4.0 through 7.4.1, FortiOS 7.2.0 through 7.2.5, FortiOS 7.0.0 through 7.0.12, FortiOS 6.4.0 through 6.4.14, FortiOS 6.2.0 through 6.2.15, FortiProxy 7.4.0, FortiProxy 7.2.0 through 7.2.6, FortiP
- 9.8 Critical severity
FortiProxy: Out-of-bounds Write
A out-of-bounds write vulnerability in Fortinet FortiOS 7.4.0 through 7.4.1, FortiOS 7.2.0 through 7.2.5, FortiOS 7.0.0 through 7.0.12, FortiOS 6.4.0 through 6.4.14, FortiOS 6.2.0 through 6.2.15, FortiProxy 7.4.0, FortiProxy 7.2.0 through 7.2.6, FortiProxy 7.0
- 9.8 Critical severity
FortiManager: Improper Access Control
A improper access control in Fortinet FortiManager version 7.4.0, version 7.2.0 through 7.2.3, version 7.0.0 through 7.0.10, version 6.4.0 through 6.4.13, 6.2 all versions allows attacker to execute unauthorized code or commands via specially crafted HTTP requ
- 8.8 High severity
FortiOS: Use of Externally-Controlled Format String
A use of externally-controlled format string vulnerability in Fortinet FortiOS 7.2.0 through 7.2.4, FortiOS 7.0.0 through 7.0.11, FortiOS 6.4.0 through 6.4.12, FortiOS 6.2.0 through 6.2.14, FortiOS 6.0.0 through 6.0.16, FortiOS 5.6 all versions, FortiOS 5.4 al
- 7.5 High severity
FortiOS: NULL Pointer Dereference
A null pointer dereference vulnerability in Fortinet FortiOS 7.2.0 through 7.2.4, FortiOS 7.0.0 through 7.0.11, FortiOS 6.4.0 through 6.4.12, FortiOS 6.2.0 through 6.2.14, FortiOS 6.0.0 through 6.0.16, FortiProxy 7.2.0 through 7.2.3, FortiProxy 7.0.0 through 7