CISA Known Exploited Vulnerabilities (KEV)

To support the cybersecurity community and help network defenders stay ahead of active threat activity, CISA publishes cisa alert today updates and maintains the authoritative catalog of known exploited vulnerabilities. This KEV database highlights vulnerabilities that have been actively used in real-world attacks, making it an essential resource for security teams aiming to strengthen their defenses.

Organizations should incorporate the KEV catalog into their vulnerability management prioritization framework to ensure they address high-risk issues efficiently and stay aligned with the latest threat intelligence. With frequent updates — including entries marked as cisa kev added today — the catalog enables teams to react quickly to emerging exploitation trends. To streamline monitoring and improve response time, CVEfeed.io provides the freshest CISA KEV additions, delivering real-time visibility into newly identified exploited vulnerabilities and helping organizations maintain accurate, up-to-date security postures.

    9.8

    CRITICAL
    CVE-2022-47966 - Zoho ManageEngine Multiple Products Remote Code Execution Vulnerability -

    Action Due Feb 13, 2023 Target Vendor : Zoho

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Zoho ManageEngine products contain an unauthenticated remote code execution vulnerability due to the usage of an outdated third-party dependency, Apache Santuario.

    Action : Apply updates per vendor instructions.

    Known To Be Used in Ransomware Campaigns? : Known

    Notes : https://www.manageengine.com/security/advisory/CVE/cve-2022-47966.html; https://nvd.nist.gov/vuln/detail/CVE-2022-47966

    Alert Date: Jan 23, 2023 | 1085 days ago

    9.8

    CRITICAL
    CVE-2022-44877 - CWP Control Web Panel OS Command Injection Vulnerability -

    Action Due Feb 07, 2023 Target Vendor : CWP

    Description : CWP Control Web Panel (formerly CentOS Web Panel) contains an OS command injection vulnerability that allows remote attackers to execute commands via shell metacharacters in the login parameter.

    Action : Apply updates per vendor instructions.

    Known To Be Used in Ransomware Campaigns? : Unknown

    Notes : https://control-webpanel.com/changelog#1669855527714-450fb335-6194; https://nvd.nist.gov/vuln/detail/CVE-2022-44877

    Alert Date: Jan 17, 2023 | 1091 days ago

    9.8

    CRITICAL
    CVE-2022-41080 - Microsoft Exchange Server Privilege Escalation Vulnerability -

    Action Due Jan 31, 2023 Target Vendor : Microsoft

    Description : Microsoft Exchange Server contains an unspecified vulnerability that allows for privilege escalation. This vulnerability is chainable with CVE-2022-41082, which allows for remote code execution.

    Action : Apply updates per vendor instructions.

    Known To Be Used in Ransomware Campaigns? : Known

    Notes : https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2022-41080; https://nvd.nist.gov/vuln/detail/CVE-2022-41080

    Alert Date: Jan 10, 2023 | 1098 days ago

    8.8

    HIGH
    CVE-2023-21674 - Microsoft Windows Advanced Local Procedure Call (ALPC) Privilege Escalation Vulnerability -

    Action Due Jan 31, 2023 Target Vendor : Microsoft

    Description : Microsoft Windows Advanced Local Procedure Call (ALPC) contains an unspecified vulnerability that allows for privilege escalation.

    Action : Apply updates per vendor instructions.

    Known To Be Used in Ransomware Campaigns? : Unknown

    Notes : https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2023-21674; https://nvd.nist.gov/vuln/detail/CVE-2023-21674

    Alert Date: Jan 10, 2023 | 1098 days ago

    9.9

    CRITICAL
    CVE-2018-18809 - TIBCO JasperReports Library Directory Traversal Vulnerability -

    Action Due Jan 19, 2023 Target Vendor : TIBCO

    Description : TIBCO JasperReports Library contains a directory-traversal vulnerability that may allow web server users to access contents of the host system.

    Action : Apply updates per vendor instructions.

    Known To Be Used in Ransomware Campaigns? : Unknown

    Notes : https://www.tibco.com/support/advisories/2019/03/tibco-security-advisory-march-6-2019-tibco-jasperreports-library-2018-18809; https://nvd.nist.gov/vuln/detail/CVE-2018-18809

    Alert Date: Dec 29, 2022 | 1110 days ago

    8.8

    HIGH
    CVE-2018-5430 - TIBCO JasperReports Server Information Disclosure Vulnerability -

    Action Due Jan 19, 2023 Target Vendor : TIBCO

    Description : TIBCO JasperReports Server contain a vulnerability which may allow any authenticated user read-only access to the contents of the web application, including key configuration files.

    Action : Apply updates per vendor instructions.

    Known To Be Used in Ransomware Campaigns? : Unknown

    Notes : https://www.tibco.com/support/advisories/2018/04/tibco-security-advisory-april-17-2018-tibco-jasperreports-2018-5430;https://nvd.nist.gov/vuln/detail/CVE-2018-5430

    Alert Date: Dec 29, 2022 | 1110 days ago

    8.8

    HIGH
    CVE-2022-42856 - Apple iOS Type Confusion Vulnerability -

    Action Due Jan 04, 2023 Target Vendor : Apple

    Description : Apple iOS contains a type confusion vulnerability when processing maliciously crafted web content leading to code execution.

    Action : Apply updates per vendor instructions.

    Known To Be Used in Ransomware Campaigns? : Unknown

    Notes : https://support.apple.com/en-us/HT213516; https://nvd.nist.gov/vuln/detail/CVE-2022-42856

    Alert Date: Dec 14, 2022 | 1125 days ago

    5.4

    MEDIUM
    CVE-2022-44698 - Microsoft Defender SmartScreen Security Feature Bypass Vulnerability -

    Action Due Jan 03, 2023 Target Vendor : Microsoft

    Description : Microsoft Defender SmartScreen contains a security feature bypass vulnerability that could allow an attacker to evade Mark of the Web (MOTW) defenses via a specially crafted malicious file.

    Action : Apply updates per vendor instructions.

    Known To Be Used in Ransomware Campaigns? : Known

    Notes : https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-44698; https://nvd.nist.gov/vuln/detail/CVE-2022-44698

    Alert Date: Dec 13, 2022 | 1126 days ago

    8.8

    HIGH
    CVE-2022-26500 - Veeam Backup & Replication Remote Code Execution Vulnerability -

    Action Due Jan 03, 2023 Target Vendor : Veeam

    Description : The Veeam Distribution Service in the Backup & Replication application allows unauthenticated users to access internal API functions. A remote attacker can send input to the internal API which may lead to uploading and executing of malicious code.

    Action : Apply updates per vendor instructions.

    Known To Be Used in Ransomware Campaigns? : Known

    Notes : https://www.veeam.com/kb4288; https://nvd.nist.gov/vuln/detail/CVE-2022-26500

    Alert Date: Dec 13, 2022 | 1126 days ago

    10.0

    HIGH
    CVE-2022-26501 - Veeam Backup & Replication Remote Code Execution Vulnerability -

    Action Due Jan 03, 2023 Target Vendor : Veeam

    Description : The Veeam Distribution Service in the Backup & Replication application allows unauthenticated users to access internal API functions. A remote attacker can send input to the internal API which may lead to uploading and executing of malicious code.

    Action : Apply updates per vendor instructions.

    Known To Be Used in Ransomware Campaigns? : Known

    Notes : https://www.veeam.com/kb4288; https://nvd.nist.gov/vuln/detail/CVE-2022-26501

    Alert Date: Dec 13, 2022 | 1126 days ago

    9.8

    CRITICAL
    CVE-2022-42475 - Fortinet FortiOS Heap-Based Buffer Overflow Vulnerability -

    Action Due Jan 03, 2023 Target Vendor : Fortinet

    Description : 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.

    Action : Apply updates per vendor instructions.

    Known To Be Used in Ransomware Campaigns? : Unknown

    Notes : https://www.fortiguard.com/psirt/FG-IR-22-398; https://nvd.nist.gov/vuln/detail/CVE-2022-42475

    Alert Date: Dec 13, 2022 | 1126 days ago

    9.8

    CRITICAL
    CVE-2022-27518 - Citrix Application Delivery Controller (ADC) and Gateway Authentication Bypass Vulnerability -

    Action Due Jan 03, 2023 Target Vendor : Citrix

    Description : Citrix Application Delivery Controller (ADC) and Gateway, when configured with SAML SP or IdP configuration, contain an authentication bypass vulnerability that allows an attacker to execute code as administrator.

    Action : Apply updates per vendor instructions.

    Known To Be Used in Ransomware Campaigns? : Unknown

    Notes : https://www.citrix.com/blogs/2022/12/13/critical-security-update-now-available-for-citrix-adc-citrix-gateway/; https://nvd.nist.gov/vuln/detail/CVE-2022-27518

    Alert Date: Dec 13, 2022 | 1126 days ago

    8.8

    HIGH
    CVE-2022-4262 - Google Chromium V8 Type Confusion Vulnerability -

    Action Due Dec 26, 2022 Target Vendor : Google

    Description : Google Chromium V8 Engine contains a type confusion vulnerability that allows a remote attacker to potentially exploit heap corruption via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.

    Action : Apply updates per vendor instructions.

    Known To Be Used in Ransomware Campaigns? : Unknown

    Notes : https://chromereleases.googleblog.com/2022/12/stable-channel-update-for-desktop.html; https://nvd.nist.gov/vuln/detail/CVE-2022-4262

    Alert Date: Dec 05, 2022 | 1134 days ago

    9.8

    CRITICAL
    CVE-2021-35587 - Oracle Fusion Middleware Unspecified Vulnerability -

    Action Due Dec 19, 2022 Target Vendor : Oracle

    Description : Oracle Fusion Middleware Access Manager allows an unauthenticated attacker with network access via HTTP to takeover the Access Manager product.

    Action : Apply updates per vendor instructions.

    Known To Be Used in Ransomware Campaigns? : Unknown

    Notes : https://www.oracle.com/security-alerts/cpujan2022.html; https://nvd.nist.gov/vuln/detail/CVE-2021-35587

    Alert Date: Nov 28, 2022 | 1141 days ago

    9.6

    CRITICAL
    CVE-2022-4135 - Google Chromium GPU Heap Buffer Overflow Vulnerability -

    Action Due Dec 19, 2022 Target Vendor : Google

    Description : Google Chromium GPU contains a heap buffer overflow vulnerability that allows a remote attacker, who has compromised the renderer process, to potentially perform a sandbox escape via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.

    Action : Apply updates per vendor instructions.

    Known To Be Used in Ransomware Campaigns? : Unknown

    Notes : https://chromereleases.googleblog.com/2022/11/stable-channel-update-for-desktop_24.html; https://nvd.nist.gov/vuln/detail/CVE-2022-4135

    Alert Date: Nov 28, 2022 | 1141 days ago

    5.4

    MEDIUM
    CVE-2022-41049 - Microsoft Windows Mark of the Web (MOTW) Security Feature Bypass Vulnerability -

    Action Due Dec 09, 2022 Target Vendor : Microsoft

    Description : Microsoft Windows Mark of the Web (MOTW) contains a security feature bypass vulnerability resulting in a limited loss of integrity and availability of security features.

    Action : Apply updates per vendor instructions.

    Known To Be Used in Ransomware Campaigns? : Unknown

    Notes : https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2022-41049; https://nvd.nist.gov/vuln/detail/CVE-2022-41049

    Alert Date: Nov 14, 2022 | 1155 days ago

    5.4

    MEDIUM
    CVE-2022-41091 - Microsoft Windows Mark of the Web (MOTW) Security Feature Bypass Vulnerability -

    Action Due Dec 09, 2022 Target Vendor : Microsoft

    Description : Microsoft Windows Mark of the Web (MOTW) contains a security feature bypass vulnerability resulting in a limited loss of integrity and availability of security features.

    Action : Apply updates per vendor instructions.

    Known To Be Used in Ransomware Campaigns? : Unknown

    Notes : https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-41091; https://nvd.nist.gov/vuln/detail/CVE-2022-41091

    Alert Date: Nov 08, 2022 | 1161 days ago

    7.8

    HIGH
    CVE-2022-41073 - Microsoft Windows Print Spooler Privilege Escalation Vulnerability -

    Action Due Dec 09, 2022 Target Vendor : Microsoft

    Description : Microsoft Windows Print Spooler contains an unspecified vulnerability that allows an attacker to gain SYSTEM-level privileges.

    Action : Apply updates per vendor instructions.

    Known To Be Used in Ransomware Campaigns? : Known

    Notes : https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-41073; https://nvd.nist.gov/vuln/detail/CVE-2022-41073

    Alert Date: Nov 08, 2022 | 1161 days ago

    7.8

    HIGH
    CVE-2022-41125 - Microsoft Windows CNG Key Isolation Service Privilege Escalation Vulnerability -

    Action Due Dec 09, 2022 Target Vendor : Microsoft

    Description : Microsoft Windows Cryptographic Next Generation (CNG) Key Isolation Service contains an unspecified vulnerability that allows an attacker to gain SYSTEM-level privileges.

    Action : Apply updates per vendor instructions.

    Known To Be Used in Ransomware Campaigns? : Unknown

    Notes : https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-41125; https://nvd.nist.gov/vuln/detail/CVE-2022-41125

    Alert Date: Nov 08, 2022 | 1161 days ago

    8.8

    HIGH
    CVE-2022-41128 - Microsoft Windows Scripting Languages Remote Code Execution Vulnerability -

    Action Due Dec 09, 2022 Target Vendor : Microsoft

    Description : Microsoft Windows contains an unspecified vulnerability in the JScript9 scripting language which allows for remote code execution.

    Action : Apply updates per vendor instructions.

    Known To Be Used in Ransomware Campaigns? : Unknown

    Notes : https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-41128; https://nvd.nist.gov/vuln/detail/CVE-2022-41128

    Alert Date: Nov 08, 2022 | 1161 days ago
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