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 47
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Apache | HTTP Server

CVE-2024-38475

Apache HTTP Server Improper Escaping of Output Vulnerability: Apache HTTP Server contains an improper escaping of output vulnerability in mod_rewrite that allows an attacker to map URLs to filesystem locations that are permitted to be served by the server but are not intentionally/directly reachable by any URL, resulting in code execution or source code disclosure.

Related CWE: CWE-116

Known To Be Used in Ransomware Campaigns? Unknown

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: 2025-05-01
  • Due Date: 2025-05-22
Additional Notes
This vulnerability affects a common open-source component, third-party library, or a protocol used by different products. Please check with specific vendors for information on patching status. For more information, please see: https://httpd.apache.org/security/vulnerabilities_24.html ; https://nvd.nist.gov/vuln/detail/CVE-2024-38475
Apache | Tomcat

CVE-2025-24813

Apache Tomcat Path Equivalence Vulnerability: Apache Tomcat contains a path equivalence vulnerability that allows a remote attacker to execute code, disclose information, or inject malicious content via a partial PUT request.

Related CWEs: CWE-44| CWE-502

Known To Be Used in Ransomware Campaigns? Unknown

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: 2025-04-01
  • Due Date: 2025-04-22
Additional Notes
This vulnerability affects a common open-source component, third-party library, or a protocol used by different products. Please check with specific vendors for information on patching status. For more information, please see: https://lists.apache.org/thread/j5fkjv2k477os90nczf2v9l61fb0kkgq ; https://nvd.nist.gov/vuln/detail/CVE-2025-24813
Juniper | Junos OS

CVE-2025-21590

Juniper Junos OS Improper Isolation or Compartmentalization Vulnerability: Juniper Junos OS contains an improper isolation or compartmentalization vulnerability. This vulnerability could allows a local attacker with high privileges to inject arbitrary code.

Related CWE: CWE-653

Known To Be Used in Ransomware Campaigns? Unknown

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: 2025-03-13
  • Due Date: 2025-04-03
Additional Notes
https://supportportal.juniper.net/s/article/2025-03-Out-of-Cycle-Security-Bulletin-Junos-OS-A-local-attacker-with-shell-access-can-execute-arbitrary-code-CVE-2025-21590?language=en_US ; https://nvd.nist.gov/vuln/detail/CVE-2025-21590
Apache | OFBiz

CVE-2024-45195

Apache OFBiz Forced Browsing Vulnerability: Apache OFBiz contains a forced browsing vulnerability that allows a remote attacker to obtain unauthorized access.

Related CWE: CWE-425

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: 2025-02-04
  • Due Date: 2025-02-25
Additional Notes
This vulnerability affects a common open-source component, third-party library, or a protocol used by different products. Please check with specific vendors for information on patching status. For more information, please see: https://ofbiz.apache.org/security.html ; https://nvd.nist.gov/vuln/detail/CVE-2024-45195
Apache | HugeGraph-Server

CVE-2024-27348

Apache HugeGraph-Server Improper Access Control Vulnerability: Apache HugeGraph-Server contains an improper access control vulnerability that could allow a remote attacker to execute arbitrary code.

Related CWE: CWE-284

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: 2024-09-18
  • Due Date: 2024-10-09
Additional Notes
This vulnerability affects a common open-source component, third-party library, or a protocol used by different products. Please check with specific vendors for information on patching status. For more information, please see: https://lists.apache.org/thread/nx6g6htyhpgtzsocybm242781o8w5kq9 ; https://nvd.nist.gov/vuln/detail/CVE-2024-27348
Apache | OFBiz

CVE-2024-38856

Apache OFBiz Incorrect Authorization Vulnerability: Apache OFBiz contains an incorrect authorization vulnerability that could allow remote code execution via a Groovy payload in the context of the OFBiz user process by an unauthenticated attacker.

Related CWE: CWE-863

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: 2024-08-27
  • Due Date: 2024-09-17
Additional Notes
This vulnerability affects a common open-source component, third-party library, or a protocol used by different products. Please check with specific vendors for information on patching status. For more information, please see: https://lists.apache.org/thread/olxxjk6b13sl3wh9cmp0k2dscvp24l7w; https://nvd.nist.gov/vuln/detail/CVE-2024-38856
Apache | OFBiz

CVE-2024-32113

Apache OFBiz Path Traversal Vulnerability: Apache OFBiz contains a path traversal vulnerability that could allow for remote code execution.

Related CWE: CWE-22

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: 2024-08-07
  • Due Date: 2024-08-28
Additional Notes
This vulnerability affects a common open-source component, third-party library, or a protocol used by different products. Please check with specific vendors for information on patching status. For more information, please see: https://lists.apache.org/thread/w6s60okgkxp2th1sr8vx0ndmgk68fqrd; https://nvd.nist.gov/vuln/detail/CVE-2024-32113
Apache | Flink

CVE-2020-17519

Apache Flink Improper Access Control Vulnerability: Apache Flink contains an improper access control vulnerability that allows an attacker to read any file on the local filesystem of the JobManager through its REST interface.

Related CWE: CWE-552

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: 2024-05-23
  • Due Date: 2024-06-13
Additional Notes
This vulnerability affects a common open-source component, third-party library, or a protocol used by different products. Please check with specific vendors for information on patching status. For more information, please see: https://lists.apache.org/thread/typ0h03zyfrzjqlnb7plh64df1g2383d; https://nvd.nist.gov/vuln/detail/CVE-2020-17519
Apache | Superset

CVE-2023-27524

Apache Superset Insecure Default Initialization of Resource Vulnerability: Apache Superset contains an insecure default initialization of a resource vulnerability that allows an attacker to authenticate and access unauthorized resources on installations that have not altered the default configured SECRET_KEY according to installation instructions.

Related CWE: CWE-1188

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: 2024-01-08
  • Due Date: 2024-01-29
Additional Notes
https://lists.apache.org/thread/n0ftx60sllf527j7g11kmt24wvof8xyk; https://nvd.nist.gov/vuln/detail/CVE-2023-27524
Juniper | Junos OS

CVE-2023-36844

Juniper Junos OS EX Series PHP External Variable Modification Vulnerability: Juniper Junos OS on EX Series contains a PHP external variable modification vulnerability that allows an unauthenticated, network-based attacker to control certain, important environment variables. Using a crafted request an attacker is able to modify certain PHP environment variables, leading to partial loss of integrity, which may allow chaining to other vulnerabilities.

Related CWE: CWE-473

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: 2023-11-13
  • Due Date: 2023-11-17
Additional Notes
https://supportportal.juniper.net/s/article/2023-08-Out-of-Cycle-Security-Bulletin-Junos-OS-SRX-Series-and-EX-Series-Multiple-vulnerabilities-in-J-Web-can-be-combined-to-allow-a-preAuth-Remote-Code-Execution?language=en_US ; https://nvd.nist.gov/vuln/detail/CVE-2023-36844
Juniper | Junos OS

CVE-2023-36845

Juniper Junos OS EX Series and SRX Series PHP External Variable Modification Vulnerability: Juniper Junos OS on EX Series and SRX Series contains a PHP external variable modification vulnerability that allows an unauthenticated, network-based attacker to control an important environment variable. Using a crafted request, which sets the variable PHPRC, an attacker is able to modify the PHP execution environment allowing the injection und execution of code.

Related CWE: CWE-473

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: 2023-11-13
  • Due Date: 2023-11-17
Additional Notes
https://supportportal.juniper.net/s/article/2023-08-Out-of-Cycle-Security-Bulletin-Junos-OS-SRX-Series-and-EX-Series-Multiple-vulnerabilities-in-J-Web-can-be-combined-to-allow-a-preAuth-Remote-Code-Execution?language=en_US ; https://nvd.nist.gov/vuln/detail/CVE-2023-36845
Juniper | Junos OS

CVE-2023-36846

Juniper Junos OS SRX Series Missing Authentication for Critical Function Vulnerability: Juniper Junos OS on SRX Series contains a missing authentication for critical function vulnerability that allows an unauthenticated, network-based attacker to cause limited impact to the file system integrity. With a specific request to user.php that doesn't require authentication, an attacker is able to upload arbitrary files via J-Web, leading to a loss of integrity for a certain part of the file system, which may allow chaining to other vulnerabilities.

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: 2023-11-13
  • Due Date: 2023-11-17
Additional Notes
https://supportportal.juniper.net/s/article/2023-08-Out-of-Cycle-Security-Bulletin-Junos-OS-SRX-Series-and-EX-Series-Multiple-vulnerabilities-in-J-Web-can-be-combined-to-allow-a-preAuth-Remote-Code-Execution?language=en_US ; https://nvd.nist.gov/vuln/detail/CVE-2023-36846
Juniper | Junos OS

CVE-2023-36847

Juniper Junos OS EX Series Missing Authentication for Critical Function Vulnerability: Juniper Junos OS on EX Series contains a missing authentication for critical function vulnerability that allows an unauthenticated, network-based attacker to cause limited impact to the file system integrity. With a specific request to installAppPackage.php that doesn't require authentication, an attacker is able to upload arbitrary files via J-Web, leading to a loss of integrity for a certain part of the file system, which may allow chaining to other vulnerabilities.

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: 2023-11-13
  • Due Date: 2023-11-17
Additional Notes
https://supportportal.juniper.net/s/article/2023-08-Out-of-Cycle-Security-Bulletin-Junos-OS-SRX-Series-and-EX-Series-Multiple-vulnerabilities-in-J-Web-can-be-combined-to-allow-a-preAuth-Remote-Code-Execution?language=en_US; https://nvd.nist.gov/vuln/detail/CVE-2023-36847
Juniper | Junos OS

CVE-2023-36851

Juniper Junos OS SRX Series Missing Authentication for Critical Function Vulnerability: Juniper Junos OS on SRX Series contains a missing authentication for critical function vulnerability that allows an unauthenticated, network-based attacker to cause limited impact to the file system integrity. With a specific request to webauth_operation.php that doesn't require authentication, an attacker is able to upload arbitrary files via J-Web, leading to a loss of integrity for a certain part of the file system, which may allow chaining to other vulnerabilities.

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: 2023-11-13
  • Due Date: 2023-11-17
Additional Notes
https://supportportal.juniper.net/s/article/2023-08-Out-of-Cycle-Security-Bulletin-Junos-OS-SRX-Series-and-EX-Series-Multiple-vulnerabilities-in-J-Web-can-be-combined-to-allow-a-preAuth-Remote-Code-Execution?language=en_US ; https://nvd.nist.gov/vuln/detail/CVE-2023-36851
IETF | Service Location Protocol (SLP)

CVE-2023-29552

Service Location Protocol (SLP) Denial-of-Service Vulnerability: The Service Location Protocol (SLP) contains a denial-of-service (DoS) vulnerability that could allow an unauthenticated, remote attacker to register services and use spoofed UDP traffic to conduct a denial-of-service (DoS) attack with a significant amplification factor.

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply mitigations per vendor instructions or disable SLP service or port 427/UDP on all systems running on untrusted networks, including those directly connected to the Internet.
  • Date Added: 2023-11-08
  • Due Date: 2023-11-29
Additional Notes
This vulnerability affects a common open-source component, third-party library, or a protocol used by different products. Please check with specific vendors for information on the patching status. For more information please see https://www.bitsight.com/blog/new-high-severity-vulnerability-cve-2023-29552-discovered-service-location-protocol-slp and https://www.cisa.gov/news-events/alerts/2023/04/25/abuse-service-location-protocol-may-lead-dos-attacks.; https://nvd.nist.gov/vuln/detail/CVE-2023-29552
Apache | ActiveMQ

CVE-2023-46604

Apache ActiveMQ Deserialization of Untrusted Data Vulnerability: Apache ActiveMQ contains a deserialization of untrusted data vulnerability that may allow a remote attacker with network access to a broker to run shell commands by manipulating serialized class types in the OpenWire protocol to cause the broker to instantiate any class on the classpath.

Related CWE: CWE-502

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: 2023-11-02
  • Due Date: 2023-11-23
Additional Notes
https://activemq.apache.org/security-advisories.data/CVE-2023-46604-announcement.txt; https://nvd.nist.gov/vuln/detail/CVE-2023-46604
IETF | HTTP/2

CVE-2023-44487

HTTP/2 Rapid Reset Attack Vulnerability: HTTP/2 contains a rapid reset vulnerability that allows for a distributed denial-of-service attack (DDoS).

Related CWE: CWE-400

Known To Be Used in Ransomware Campaigns? Unknown

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: 2023-10-10
  • Due Date: 2023-10-31
Additional Notes
This vulnerability affects a common open-source component, third-party library, or protocol used by different products. For more information, please see: HTTP/2 Rapid Reset Vulnerability, CVE-2023-44487 | CISA: https://www.cisa.gov/news-events/alerts/2023/10/10/http2-rapid-reset-vulnerability-cve-2023-44487; https://blog.cloudflare.com/technical-breakdown-http2-rapid-reset-ddos-attack/; https://nvd.nist.gov/vuln/detail/CVE-2023-44487
Apache | RocketMQ

CVE-2023-33246

Apache RocketMQ Command Execution Vulnerability: Several components of Apache RocketMQ, including NameServer, Broker, and Controller, are exposed to the extranet and lack permission verification. An attacker can exploit this vulnerability by using the update configuration function to execute commands as the system users that RocketMQ is running as or achieve the same effect by forging the RocketMQ protocol content.

Related CWE: CWE-94

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: 2023-09-06
  • Due Date: 2023-09-27
Additional Notes
https://lists.apache.org/thread/1s8j2c8kogthtpv3060yddk03zq0pxyp; https://nvd.nist.gov/vuln/detail/CVE-2023-33246
Apache | Tomcat

CVE-2016-8735

Apache Tomcat Remote Code Execution Vulnerability: Apache Tomcat contains an unspecified vulnerability that allows for remote code execution if JmxRemoteLifecycleListener is used and an attacker can reach Java Management Extension (JMX) ports. This CVE exists because this listener wasn't updated for consistency with the Oracle patched issues for CVE-2016-3427 which affected credential types.

Related CWE: CWE-284

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2023-05-12
  • Due Date: 2023-06-02
Additional Notes
https://tomcat.apache.org/security-9.html; https://nvd.nist.gov/vuln/detail/CVE-2016-8735
Apache | Log4j2

CVE-2021-45046

Apache Log4j2 Deserialization of Untrusted Data Vulnerability: Apache Log4j2 contains a deserialization of untrusted data vulnerability due to the incomplete fix of CVE-2021-44228, where the Thread Context Lookup Pattern is vulnerable to remote code execution in certain non-default configurations.

Related CWE: CWE-917

Known To Be Used in Ransomware Campaigns? Known

Action: Apply updates per vendor instructions.
  • Date Added: 2023-05-01
  • Due Date: 2023-05-22
Additional Notes
https://logging.apache.org/log4j/2.x/security.html; https://nvd.nist.gov/vuln/detail/CVE-2021-45046

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