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CVE-2025-25249: Fortinet Multiple Products Heap-based Buffer Overflow Vulnerability
Fortinet FortiOS, FortiSwitchManager, and FortiSASE contain a heap-based buffer overflow vulnerability that allows an attacker to execute unauthorized code or commands via specially crafted packets. Vereiste actie: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prio
prio40middelArbitrary process termination from exposed minifilter communication port
CVSSv3 Score: 4.7 An Unverified Ownership Vulnerability [CWE-283] in FortiClient Windows fortimon3 driver may allow an authenticated attacker to terminate arbitrary processes via an exposed…
prio0laagZTNA Portal Improper Certificate Validation
CVSSv3 Score: 7.3 An improper certificate validation vulnerability [CWE-295] in FortiOS and FortiProxy Agentless ZTNA portal may allow a remote and unauthenticated attacker to perform a…
prio0laagWorkflow session email approval process bypass
CVSSv3 Score: 4.7 An improper access control vulnerability [CWE-284] in FortiManager may allow an administrator to bypass the approval process for workflow sessions via crafted HTTP or HTTPs…
prio0laagUncontrolled Resource Consumption in SNMP
CVSSv3 Score: 5.9 A Use of Uninitialized Variable [CWE-457] vulnerability in Fortinet FortiAnalyzer SNMP daemon may allow a remote authenticated attacker with user permission to cause a denial of…
prio0laagNull Pointer Dereference in Log Report
CVSSv3 Score: 2.5 A NULL Pointer Dereference vulnerability [CWE-476] in FortiOS, FortiProxy and FortiPAM may allow an authenticated attacker to crash the httpsd daemon via crafted HTTP requests.…
prio0laagOpen Redirect on FortiSIEM
CVSSv3 Score: 2.8 An URL redirection to untrusted site ('open redirect') [CWE-601] vulnerability in FortiSIEM may allow an authenticated attacker to cause a redirection to any website via specially…
prio0laagImproper Authentication of FortiPAM Server
CVSSv3 Score: 9.1 An improper authentication vulnerability [CWE-287] in the Fortinet Privileged Access Agent Chrome Extension may allow a remote unauthenticated attacker to proxy a user's browser…
prio0laagStack buffer overflow in WAD
CVSSv3 Score: 5.1 A Stack-based Buffer Overflow vulnerability [CWE-121] in FortiOS explicit proxy may allow an unauthenticated attacker who can bypass stack protection and ASLR to execute arbitrary…
prio0laagHeap overflow in kernel driver due to missing size validation
CVSSv3 Score: 7.3 A buffer copy without checking size of input vulnerability [CWE-120] in FortiClient Windows may allow an unauthenticated attacker in a position to alter or craft DNS responses to…
prio0laagContent-Encoding WAF Evasion
CVSSv3 Score: 4.8 An incomplete list of disallowed inputs [CWE-184] in FortiWeb WAF may allow an unauthenticated attacker to bypass policies via specifically crafted requests. Revised on 2026-08-12…
prio0laagBroken access control in the RADIUS type admin group
CVSSv3 Score: 8.8 An Improper Authentication vulnerability [CWE-287] in the FortiWeb Remote Radius Type Admin Authentication configured with specific, non-default settings may allow a remote…
prio0laagUI DoS attack
CVSSv3 Score: 5.0 An Allocation of Resources Without Limits or Throttling vulnerability [CWE-770] in FortiOS may allow an unauthenticated attacker to perform a slow HTTP DoS attack on the web…
prio0laagFGFM Authentication Weakening via CLI Configuration
CVSSv3 Score: 7.3 An Authentication Bypass Using an Alternate Path or Channel [CWE-288] vulnerability in FortiManager and FortiManager Cloud may allow a remote unauthenticated attacker to…
prio0laagServer-Side Request Forgery (SSRF)
CVSSv3 Score: 3.4 A Server-Side request forgery (SSRF) [CWE-918] vulnerability in FortiSIEM GUI may allow an authenticated attacker to send HTTP requests originating from the targeted device via…
prio0laagSupers override fails to properly override supervisor address
CVSSv3 Score: 6.9 An Improper Restriction of Communication Channel to Intended Endpoints [CWE-923] vulnerability in FortiSIEM Windows Agent may allow an unauthorized attacker on the same local…
prio0laagPath traversal in CLI command allows deletion of root file system
CVSSv3 Score: 5.0 An Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability [CWE-22] in FortiOS, FortiPAM, FortiProxy and FortiSwitch Manager may allow a…
prio0laagStack Buffer Overflow in Log Report
CVSSv3 Score: 5.9 A Stack-based Buffer Overflow vulnerability [CWE-121] in FortiOS, FortiProxy and FortiPAM may allow a privileged authenticated attacker who can bypass stack protection and ASLR to…
prio0laagMissed certificate verification in AD Connector communication with FortiClient EMS
CVSSv3 Score: 6.7 An Improper Certificate Validation vulnerability [CWE-295] in FortiClient EMS may allow a remote unauthenticated attacker to impersonate an AD Connector via a valid API Key.…
prio0laagHeader injection in captive portal authentication form
CVSSv3 Score: 3.1 An Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Response Splitting') vulnerability [CWE-113] in FortiOS and FortiProxy captive portal may allow an attacker able…
prio0laagCross-Site Scripting in Domain parameter
CVSSv3 Score: 5.3 An Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability [CWE-80] in FortiSIEM may allow a privileged administrator to execute unauthorized…
prio0laagHeader injection in Web Filter warning page
CVSSv3 Score: 3.4 An Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Response Splitting') vulnerability [CWE-113] in FortiOS and FortiProxy may allow an attacker in possession of a…
prio0laagSSL-VPN Reflected XSS
CVSSv3 Score: 6.1 An Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability [CWE-79] in FortiOS, FortiProxy, FortiPAM and FortiSwitch-Manager Agentless…
prio0laagBuffer overread in authd and wad daemon
CVSSv3 Score: 4.1 A buffer over-read vulnerability [CWE-126] in FortiOS, FortiProxy, and FortiSASE may allow an authenticated remote attacker to return a portion of device memory in the redirect…
prio0laagRestricted CLI escape using Lua
CVSSv3 Score: 6.0 An Internal Asset Exposed to Unsafe Debug Access Level or State vulnerability [CWE-1244] in FortiOS and FortiProxy may allow an authenticated admin to execute lua scripts via…
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