Apache vulnerabilities
We track 1,499 vulnerabilities in Apache products across 60+ products. 1,499 are rated high or critical, and 46 have been exploited in real attacks. The most recent was published on November 13, 2026.
Latest Apache vulnerabilities
- 8.8 High severity
Apache CloudStack: Improper Privilege Management
A privilege escalation vulnerability exists in Apache CloudStack versions 4.10.0.0 through 4.20.0.0 where a malicious Domain Admin user in the ROOT domain can get the API key and secret key of user-accounts of Admin role type in the same domain. This operation
- 8.8 High severity
Apache CloudStack: Improper Privilege Management
A privilege escalation vulnerability exists in Apache CloudStack versions 4.10.0.0 through 4.20.0.0 where a malicious Domain Admin user in the ROOT domain can reset the password of user-accounts of Admin role type. This operation is not appropriately restricte
- 8.1 High severity
Apache CloudStack: Exposure of Sensitive Information to an Unauthorized Actor
When an Apache CloudStack user-account creates a CKS-based Kubernetes cluster in a project, the API key and the secret key of the 'kubeadmin' user of the caller account are used to create the secret config in the CKS-based Kubernetes cluster. A member of the p
- 7.5 High severity
Apache Kafka: Deserialization of Untrusted Data
In CVE-2023-25194, we announced the RCE/Denial of service attack via SASL JAAS JndiLoginModule configuration in Kafka Connect API. But not only Kafka Connect API is vulnerable to this attack, the Apache Kafka brokers also have this vulnerability. To exploit th
- 8.8 High severity
Apache Kafka: Deserialization of Untrusted Data
A possible security vulnerability has been identified in Apache Kafka. This requires access to a alterConfig to the cluster resource, or Kafka Connect worker, and the ability to create/modify connectors on it with an arbitrary Kafka client SASL JAAS config and
- 7.5 High severity
Apache Kafka Client: Server-Side Request Forgery
A possible arbitrary file read and SSRF vulnerability has been identified in Apache Kafka Client. Apache Kafka Clients accept configuration data for setting the SASL/OAUTHBEARER connection with the brokers, including "sasl.oauthbearer.token.endpoint.url" and "
- 9.8 Critical severity
Apache InLong: Deserialization of Untrusted Data
Deserialization of Untrusted Data vulnerability in Apache InLong. This issue affects Apache InLong: from 1.13.0 before 2.1.0, this issue would allow an authenticated attacker to read arbitrary files by double writing the param. Users are recommended to upgrade
- 7.3 High severity
Apache Tomcat: Improper Handling of Case Sensitivity
Improper Handling of Case Sensitivity vulnerability in Apache Tomcat's GCI servlet allows security constraint bypass of security constraints that apply to the pathInfo component of a URI mapped to the CGI servlet. This issue affects Apache Tomcat: from 11.0.0-
- 8.8 High severity
Apache Commons BeanUtils 1.x: Improper Access Control
Improper Access Control vulnerability in Apache Commons. A special BeanIntrospector class was added in version 1.9.2. This can be used to stop attackers from using the declared class property of Java enum objects to get access to the classloader. However this
- 9.1 Critical severity
Apache InLong: Deserialization of Untrusted Data
Deserialization of Untrusted Data vulnerability in Apache InLong. This issue affects Apache InLong: from 1.13.0 through 2.1.0. This vulnerability allows attackers to bypass the security mechanisms of InLong JDBC and leads to arbitrary file reading. Users are a
- 9.8 Critical severity
Apache NuttX RTOS: Improper Restriction of Operations within the Bounds of a Memory Buffer
Improper Restriction of Operations within the Bounds of a Memory Buffer and Stack-based Buffer Overflow vulnerabilities were discovered in Apache NuttX RTOS Bluetooth Stack (HCI and UART components) that may result in system crash, denial of service, or arbitr
- 9.8 Critical severity
Apache ORC: Heap-based Buffer Overflow
Heap-based Buffer Overflow vulnerability in Apache ORC. A vulnerability has been identified in the ORC C++ LZO decompression logic, where specially crafted malformed ORC files can cause the decompressor to allocate a 250-byte buffer but then attempts to copy 2
- 7.5 High severity
Apache IoTDB: Exposure of Sensitive Information to an Unauthorized Actor
Exposure of Sensitive Information to an Unauthorized Actor, Insertion of Sensitive Information into Log File vulnerability in the OpenIdAuthorizer of Apache IoTDB. This issue affects Apache IoTDB: from 0.10.0 through 1.3.3, from 2.0.1-beta before 2.0.2. Users
- 7.5 High severity
Apache IoTDB JDBC driver: Insertion of Sensitive Information into Log File
Exposure of Sensitive Information to an Unauthorized Actor, Insertion of Sensitive Information into Log File vulnerability in Apache IoTDB JDBC driver. This issue affects iotdb-jdbc: from 0.10.0 through 1.3.3, from 2.0.1-beta before 2.0.2. Users are recommende
- 9.8 Critical severity
Apache IoTDB: Improper Control of Generation of Code
Remote Code Execution with untrusted URI of UDF vulnerability in Apache IoTDB. The attacker who has privilege to create UDF can register malicious function from untrusted URI. This issue affects Apache IoTDB: from 1.0.0 before 1.3.4. Users are recommended to u
- 8.8 High severity
Apache Superset: Incorrect Authorization
Incorrect Authorization vulnerability in Apache Superset allows ownership takeover of dashboards, charts or datasets by authenticated users with read permissions. This issue affects Apache Superset: through 4.1.1. Users are recommended to upgrade to version 4.
- 7.5 High severity
Apache ActiveMQ: Memory Allocation with Excessive Size Value
Memory Allocation with Excessive Size Value vulnerability in Apache ActiveMQ. During unmarshalling of OpenWire commands the size value of buffers was not properly validated which could lead to excessive memory allocation and be exploited to cause a denial of s
- 8.1 High severity
Apache Parquet Java: External Control of File Name or Path
Schema parsing in the parquet-avro module of Apache Parquet 1.15.0 and previous versions allows bad actors to execute arbitrary code. While 1.15.1 introduced a fix to restrict untrusted packages, the default setting of trusted packages still allows malicious c
- 7.5 High severity
Red Hat Enterprise Linux 8: Uncaught Exception
A flaw was found in the mod_auth_openidc module for Apache httpd. This flaw allows a remote, unauthenticated attacker to trigger a denial of service by sending an empty POST request when the OIDCPreservePost directive is enabled. The server crashes consistentl
- 9.8 Critical severity
Apache Tomcat: Improper Encoding or Escaping of Output
Improper Neutralization of Escape, Meta, or Control Sequences vulnerability in Apache Tomcat. For a subset of unlikely rewrite rule configurations, it was possible for a specially crafted request to bypass some rewrite rules. If those rewrite rules effectively
- 7.5 High severity
Apache Tomcat: Incomplete Cleanup
Improper Input Validation vulnerability in Apache Tomcat. Incorrect error handling for some invalid HTTP priority headers resulted in incomplete clean-up of the failed request which created a memory leak. A large number of such requests could trigger an OutOfM
- 7.5 High severity
Apache HttpComponents: Improper Certificate Validation
A bug in PSL validation logic in Apache HttpClient 5.4.x disables domain checks, affecting cookie management and host name verification. Discovered by the Apache HttpClient team. Fixed in the 5.4.3 release
- 7.5 High severity
Improper Input Validation vulnerability in Apache Kvrocks.
Improper Input Validation vulnerability in Apache Kvrocks. The SETRANGE command didn't check if the `offset` input is a positive integer and use it as an index of a string. So it will cause the server to crash due to its index is out of range. This issue affec
- 9.8 Critical severity
Apache ActiveMQ NMS OpenWire Client: Deserialization of Untrusted Data
Deserialization of Untrusted Data vulnerability in Apache ActiveMQ NMS OpenWire Client. This issue affects Apache ActiveMQ NMS OpenWire Client before 2.1.1 when performing connections to untrusted servers. Such servers could abuse the unbounded deserialization
- 8.8 High severity
A session management vulnerability exists in Apache Roller before version 6.1.5 where active…
A session management vulnerability exists in Apache Roller before version 6.1.5 where active user sessions are not properly invalidated after password changes. When a user's password is changed, either by the user themselves or by an administrator, existing se
- 8.8 High severity
Apache Airflow Common SQL Provider: Improper Neutralization of Special Elements used in an SQL Command
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Apache Airflow Common SQL Provider. When using the partition clause in SQLTableCheckOperator as parameter (which was a recommended pattern), Authenticated UI
- 7.5 High severity
Apache Traffic Server: Inconsistent Interpretation of HTTP Requests
Apache Traffic Server allows request smuggling if chunked messages are malformed. This issue affects Apache Traffic Server: from 9.2.0 through 9.2.9, from 10.0.0 through 10.0.4. Users are recommended to upgrade to version 9.2.10 or 10.0.5, which fixes the issu
- 9.8 Critical severity
Apache Pinot: Authentication Bypass Using an Alternate Path or Channel
Authentication Bypass Issue If the path does not contain / and contain., authentication is not required. Expected Normal Request and Response Example curl -X POST -H "Content-Type: application/json" -d {\"username\":\"hack2\",\"password\":\"hack\",\"component\
- 9.8 Critical severity
Apache Parquet Java: Deserialization of Untrusted Data
Schema parsing in the parquet-avro module of Apache Parquet 1.15.0 and previous versions allows bad actors to execute arbitrary code Users are recommended to upgrade to version 1.15.1, which fixes the issue.
- 7.2 High severity
Apache Kylin: Improper Control of Generation of Code
Improper Control of Generation of Code ('Code Injection') vulnerability in Apache Kylin. If an attacker gets access to Kylin's system or project admin permission, the JDBC connection configuration maybe altered to execute arbitrary code from the remote. You ar
- 8.8 High severity
Apache VCL: Improper Neutralization of Special Elements used in an SQL Command
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Apache VCL. Users can modify form data submitted when requesting a new Block Allocation such that a SELECT SQL statement is modified. The data returned by the
- 7.5 High severity
Apache Commons VFS: Relative Path Traversal
Relative Path Traversal vulnerability in Apache Commons VFS before 2.10.0. The FileObject API in Commons VFS has a 'resolveFile' method that takes a 'scope' parameter. Specifying 'NameScope.DESCENDENT' promises that "an exception is thrown if the resolved file
- 9.8 Critical severity
Apache Seata (incubating): Deserialization of Untrusted Data
Deserialization of Untrusted Data vulnerability in Apache Seata (incubating). This issue affects Apache Seata (incubating): from 2.0.0 before 2.2.0. Severity Justification: The Apache Seata security team assesses the severity of this vulnerability as "Low" due
- 9.8 Critical severity
Apache Tomcat Path Equivalence Exploited
Path Equivalence: 'file.Name' (Internal Dot) leading to Remote Code Execution and/or Information disclosure and/or malicious content added to uploaded files via write enabled Default Servlet in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 th
- 9.8 Critical severity
Apache Ranger: Improper Neutralization of Formula Elements in a CSV File
Improper Neutralization of Formula Elements in Export CSV feature of Apache Ranger in Apache Ranger Version < 2.6.0. Users are recommended to upgrade to version 2.6.0, which fixes this issue.
- 9.8 Critical severity
Apache EventMesh: Deserialization of Untrusted Data
CWE-502 Deserialization of Untrusted Data at the eventmesh-meta-raft plugin module in Apache EventMesh master branch without release version on windows\linux\mac os e.g. platforms allows attackers to send controlled message and remote code execute via hessian
- 9.0 Critical severity
Apache Ignite: Deserialization of Untrusted Data
In Apache Ignite versions from 2.6.0 and before 2.17.0, configured Class Serialization Filters are ignored for some Ignite endpoints. The vulnerability could be exploited if an attacker manually crafts an Ignite message containing a vulnerable object whose cla
- 7.1 High severity
Apache Atlas: Improper Neutralization of Script-Related HTML Tags in a Web Page
An authenticated user can perform XSS and potentially impersonate another user. This issue affects Apache Atlas versions 2.3.0 and earlier. Users are recommended to upgrade to version 2.4.0, which fixes the issue.
- 8.8 High severity
Apache Fineract: Improper Neutralization of Special Elements used in an SQL Command
SQL Injection vulnerability in various API endpoints - offices, dashboards, etc. Apache Fineract versions 1.9 and before have a vulnerability that allows an authenticated attacker to inject malicious data into some of the REST API endpoints' query parameter. U
- 8.5 High severity
Apache ShardingSphere ElasticJob-UI: Improper Control of Dynamically-Managed Code Resources
The Lite UI of Apache ShardingSphere ElasticJob-UI allows an attacker to perform RCE by constructing a special JDBC URL of H2 database. This issue affects Apache ShardingSphere ElasticJob-UI version 3.0.1 and prior versions. This vulnerability has been fixed i