Known Exploited Vulnerabilities Catalog

For the benefit of the cybersecurity community and network defenders—and to help every organization better manage vulnerabilities and keep pace with threat activity—CISA maintains the authoritative source of vulnerabilities that have been exploited in the wild. Organizations should use the KEV catalog as an input to their vulnerability management prioritization framework.

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Showing 1 - 20 of 26
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Fortinet | FortiOS and FortiProxy

CVE-2025-24472

Fortinet FortiOS and FortiProxy Authentication Bypass Vulnerability: Fortinet FortiOS and FortiProxy contain an authentication bypass vulnerability that allows a remote attacker to gain super-admin privileges via crafted CSF proxy requests.

Related CWE: CWE-288

Known To Be Used in Ransomware Campaigns? Known

Action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
  • Date Added: 2025-03-18
  • Due Date: 2025-04-08
Additional Notes
https://fortiguard.fortinet.com/psirt/FG-IR-24-535 ; https://nvd.nist.gov/vuln/detail/CVE-2025-24472
Fortinet | FortiOS and FortiProxy

CVE-2024-55591

Fortinet FortiOS and FortiProxy Authentication Bypass Vulnerability: Fortinet FortiOS and FortiProxy contain an authentication bypass vulnerability that may allow an unauthenticated, remote attacker to gain super-admin privileges via crafted requests to Node.js websocket module.

Related CWE: CWE-288

Known To Be Used in Ransomware Campaigns? Known

Action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
  • Date Added: 2025-01-14
  • Due Date: 2025-01-21
Additional Notes
https://fortiguard.fortinet.com/psirt/FG-IR-24-535 ; https://nvd.nist.gov/vuln/detail/CVE-2024-55591
Fortinet | FortiManager

CVE-2024-47575

Fortinet FortiManager Missing Authentication Vulnerability: Fortinet FortiManager contains a missing authentication vulnerability in the fgfmd daemon that allows a remote, unauthenticated attacker to execute arbitrary code or commands via specially crafted requests.

Related CWE: CWE-306

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
  • Date Added: 2024-10-23
  • Due Date: 2024-11-13
Additional Notes
https://fortiguard.fortinet.com/psirt/FG-IR-24-423 ; https://nvd.nist.gov/vuln/detail/CVE-2024-47575
Fortinet | Multiple Products

CVE-2024-23113

Fortinet Multiple Products Format String Vulnerability: Fortinet FortiOS, FortiPAM, FortiProxy, and FortiWeb contain a format string vulnerability that allows a remote, unauthenticated attacker to execute arbitrary code or commands via specially crafted requests.

Related CWE: CWE-134

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
  • Date Added: 2024-10-09
  • Due Date: 2024-10-30
Additional Notes
https://www.fortiguard.com/psirt/FG-IR-24-029 ; https://nvd.nist.gov/vuln/detail/CVE-2024-23113
Fortinet | FortiClient EMS

CVE-2023-48788

Fortinet FortiClient EMS SQL Injection Vulnerability: Fortinet FortiClient EMS contains a SQL injection vulnerability that allows an unauthenticated attacker to execute commands as SYSTEM via specifically crafted requests.

Related CWE: CWE-89

Known To Be Used in Ransomware Campaigns? Known

Action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
  • Date Added: 2024-03-25
  • Due Date: 2024-04-15
Additional Notes
https://www.fortiguard.com/psirt/FG-IR-24-007; https://nvd.nist.gov/vuln/detail/CVE-2023-48788
Fortinet | FortiOS

CVE-2024-21762

Fortinet FortiOS Out-of-Bound Write Vulnerability: Fortinet FortiOS contains an out-of-bound write vulnerability that allows a remote unauthenticated attacker to execute code or commands via specially crafted HTTP requests.

Related CWE: CWE-787

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
  • Date Added: 2024-02-09
  • Due Date: 2024-02-16
Additional Notes
https://fortiguard.fortinet.com/psirt/FG-IR-24-015 ; https://nvd.nist.gov/vuln/detail/CVE-2024-21762
Fortinet | FortiOS and FortiProxy SSL-VPN

CVE-2023-27997

Fortinet FortiOS and FortiProxy SSL-VPN Heap-Based Buffer Overflow Vulnerability: Fortinet FortiOS and FortiProxy SSL-VPN contain a heap-based buffer overflow vulnerability which can allow an unauthenticated, remote attacker to execute code or commands via specifically crafted requests.

Related CWE: CWE-122

Known To Be Used in Ransomware Campaigns? Known

Action: Apply updates per vendor instructions.
  • Date Added: 2023-06-13
  • Due Date: 2023-07-04
Additional Notes
https://www.fortiguard.com/psirt/FG-IR-23-097; https://nvd.nist.gov/vuln/detail/CVE-2023-27997
Fortinet | FortiOS

CVE-2022-41328

Fortinet FortiOS Path Traversal Vulnerability: Fortinet FortiOS contains a path traversal vulnerability that may allow a local privileged attacker to read and write files via crafted CLI commands.

Related CWE: CWE-22

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2023-03-14
  • Due Date: 2023-04-04
Additional Notes
https://www.fortiguard.com/psirt/FG-IR-22-369; https://nvd.nist.gov/vuln/detail/CVE-2022-41328
Zoho | ManageEngine

CVE-2022-28810

Zoho ManageEngine ADSelfService Plus Remote Code Execution Vulnerability: Zoho ManageEngine ADSelfService Plus contains an unspecified vulnerability allowing for remote code execution when performing a password change or reset.

Related CWEs: CWE-78| CWE-259

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2023-03-07
  • Due Date: 2023-03-28
Additional Notes
https://www.manageengine.com/products/self-service-password/advisory/CVE-2022-28810.html; https://nvd.nist.gov/vuln/detail/CVE-2022-28810
Zoho | ManageEngine

CVE-2022-47966

Zoho ManageEngine Multiple Products Remote Code Execution Vulnerability: Multiple Zoho ManageEngine products contain an unauthenticated remote code execution vulnerability due to the usage of an outdated third-party dependency, Apache Santuario.

Known To Be Used in Ransomware Campaigns? Known

Action: Apply updates per vendor instructions.
  • Date Added: 2023-01-23
  • Due Date: 2023-02-13
Additional Notes
https://www.manageengine.com/security/advisory/CVE/cve-2022-47966.html; https://nvd.nist.gov/vuln/detail/CVE-2022-47966
Fortinet | FortiOS

CVE-2022-42475

Fortinet FortiOS Heap-Based Buffer Overflow Vulnerability: Multiple versions of Fortinet FortiOS SSL-VPN contain a heap-based buffer overflow vulnerability which can allow an unauthenticated, remote attacker to execute arbitrary code or commands via specifically crafted requests.

Related CWE: CWE-197

Known To Be Used in Ransomware Campaigns? Known

Action: Apply updates per vendor instructions.
  • Date Added: 2022-12-13
  • Due Date: 2023-01-03
Additional Notes
https://www.fortiguard.com/psirt/FG-IR-22-398; https://nvd.nist.gov/vuln/detail/CVE-2022-42475
Fortinet | Multiple Products

CVE-2022-40684

Fortinet Multiple Products Authentication Bypass Vulnerability: Fortinet FortiOS, FortiProxy, and FortiSwitchManager contain an authentication bypass vulnerability that could allow an unauthenticated attacker to perform operations on the administrative interface via specially crafted HTTP or HTTPS requests.

Related CWE: CWE-288

Known To Be Used in Ransomware Campaigns? Known

Action: Apply updates per vendor instructions.
  • Date Added: 2022-10-11
  • Due Date: 2022-11-01
Additional Notes
https://www.fortiguard.com/psirt/FG-IR-22-377; https://nvd.nist.gov/vuln/detail/CVE-2022-40684
Zoho | ManageEngine

CVE-2022-35405

Zoho ManageEngine Multiple Products Remote Code Execution Vulnerability: Zoho ManageEngine PAM360, Password Manager Pro, and Access Manager Plus contain an unspecified vulnerability that allows for remote code execution.

Related CWE: CWE-502

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2022-09-22
  • Due Date: 2022-10-13
Additional Notes
https://www.manageengine.com/products/passwordmanagerpro/advisory/cve-2022-35405.html; https://nvd.nist.gov/vuln/detail/CVE-2022-35405
Fortinet | FortiOS and FortiADC

CVE-2018-13374

Fortinet FortiOS and FortiADC Improper Access Control Vulnerability: Fortinet FortiOS and FortiADC contain an improper access control vulnerability that allows attackers to obtain the LDAP server login credentials configured in FortiGate by pointing a LDAP server connectivity test request to a rogue LDAP server.

Related CWE: CWE-732

Known To Be Used in Ransomware Campaigns? Known

Action: Apply updates per vendor instructions.
  • Date Added: 2022-09-08
  • Due Date: 2022-09-29
Additional Notes
https://www.fortiguard.com/psirt/FG-IR-18-157; https://nvd.nist.gov/vuln/detail/CVE-2018-13374
Fortinet | FortiOS and FortiProxy

CVE-2018-13383

Fortinet FortiOS and FortiProxy Out-of-bounds Write: A heap buffer overflow in Fortinet FortiOS and FortiProxy may cause the SSL VPN web service termination for logged in users.

Related CWE: CWE-787

Known To Be Used in Ransomware Campaigns? Known

Action: Apply updates per vendor instructions.
  • Date Added: 2022-01-10
  • Due Date: 2022-07-10
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2018-13383
Fortinet | FortiOS and FortiProxy

CVE-2018-13382

Fortinet FortiOS and FortiProxy Improper Authorization: An Improper Authorization vulnerability in Fortinet FortiOS and FortiProxy under SSL VPN web portal allows an unauthenticated attacker to modify the password.

Related CWE: CWE-285

Known To Be Used in Ransomware Campaigns? Known

Action: Apply updates per vendor instructions.
  • Date Added: 2022-01-10
  • Due Date: 2022-07-10
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2018-13382
Fortinet | FortiOS

CVE-2021-44168

Fortinet FortiOS Arbitrary File Download: Fortinet FortiOS "execute restore src-vis" downloads code without integrity checking, allowing an attacker to arbitrarily download files.

Related CWE: CWE-494

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2021-12-10
  • Due Date: 2021-12-24
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2021-44168
Zoho | Desktop Central

CVE-2021-44515

Zoho Desktop Central Authentication Bypass Vulnerability: Zoho Desktop Central contains an authentication bypass vulnerability that could allow an attacker to execute arbitrary code in the Desktop Central MSP server.

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2021-12-10
  • Due Date: 2021-12-24
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2021-44515
Zoho | ManageEngine ServiceDesk Plus (SDP) / SupportCenter Plus

CVE-2021-44077

Zoho ManageEngine ServiceDesk Plus Remote Code Execution Vulnerability: Zoho ManageEngine ServiceDesk Plus before 11306, ServiceDesk Plus MSP before 10530, and SupportCenter Plus before 11014 are vulnerable to unauthenticated remote code execution

Related CWE: CWE-306

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2021-12-01
  • Due Date: 2021-12-15
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2021-44077
Zoho | ManageEngine ServiceDesk Plus (SDP)

CVE-2021-37415

Zoho ManageEngine ServiceDesk Authentication Bypass Vulnerability: Zoho ManageEngine ServiceDesk Plus before 11302 is vulnerable to authentication bypass that allows a few REST-API URLs without authentication

Related CWE: CWE-306

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2021-12-01
  • Due Date: 2021-12-15
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2021-37415

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