CVE-2026-84646

Jenkins (versions 2.579 and earlier, LTS 2.568.2 and earlier) is affected by a lack of type restriction in XML deserialization , allowing an attacker with Overall/Read permission to create user objects by submitting crafted XML. The root cause is that user objects can appear as nested field value...

Linux Distros Unpatched Vulnerability : CVE-2026-83557

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - DefaultBaseTypeLimitingValidator is the PolymorphicTypeValidator applied automatically whenever @JsonTypeInfo is used without an explicitly configured custom...

CVE-2026-72649 Deserialization of Untrusted Data in Elasticsearch Leading to Remote Code Execution

Deserialization of Untrusted Data CWE-502 in the Elasticsearch machine learning component can lead to remote code execution via Object Injection CAPEC-586. A specially crafted trained model artifact could cause attacker-controlled logic to execute with a materially broader system-call surface tha...

CVE-2026-83557 jackson-databind omits java.lang.Comparable from DefaultBaseTypeLimitingValidator's unsafe base types

DefaultBaseTypeLimitingValidator is the PolymorphicTypeValidator applied automatically whenever @JsonTypeInfo is used without an explicitly configured custom validator. It denies polymorphic resolution only for a fixed set of "unsafe base types", and its isSafeSubType method returns true...

EUVD-2026-69250

DefaultBaseTypeLimitingValidator is the PolymorphicTypeValidator applied automatically whenever @JsonTypeInfo is used without an explicitly configured custom validator. It denies polymorphic resolution only for a fixed set of "unsafe base types", and its isSafeSubType method returns true...

CVE-2026-19032 jackson-databind resolves attacker-controlled URI schemes when deserializing java.nio.file.Path

jackson-databind's deserializer for java.nio.file.Path resolves an attacker-supplied URI without restricting the URI scheme. In JDKFromStringDeserializer.NioPathHelper.deserialize, a string bound from untrusted JSON is passed to new URIvalue and then to Path.ofuri. When that throws...

CVE-2026-82226

Unauthenticated PHP Object Injection in Tickera = 3.6.0.2 versions...

EUVD-2026-68051

The User Profile Builder WordPress plugin before 4.0.1 does not validate the type of data being deserialized when importing a configuration file, allowing high privilege users such as administrators to conduct PHP Object Injection. The affected feature is a free add-on which is disabled by defaul...

CVE-2026-55220

Pimcore is an Open Source Data & Experience Management Platform. Prior to 11.5.19, 12.3.10, and 2026.1.6, Pimcore\Model\DataObject\ClassDefinition\Data\Hotspotimage::getDataFromResource in models/DataObject/ClassDefinition/Data/Hotspotimage.php passes the field hotspots object-store column to...

CVE-2026-47864

SerializingHttpMessageConverter deserializes the body of incoming HTTP requests with a raw java.io.ObjectInputStream and no class filtering. Any request with Content-Type application/x-java-serialized-object whose body resolves to a Serializable type is read directly via readObject. If an...

CVE-2026-47878

DefaultExecutionContextSerializer, used by default in Spring Batch's JDBC job repository, passes Base64-decoded bytes directly to ObjectInputStream.readObject without an ObjectInputFilter that restricts types to a trusted class allowlist. Spring Batch 6.0.0 - 6.0.4 Spring Batch 5.2.6 and earlier...

EUVD-2026-66841

DefaultExecutionContextSerializer, used by default in Spring Batch's JDBC job repository, passes Base64-decoded bytes directly to ObjectInputStream.readObject without an ObjectInputFilter that restricts types to a trusted class allowlist. Spring Batch 6.0.0 - 6.0.4 Spring Batch 5.2.6 and earlier...

EUVD-2026-66838

SerializingHttpMessageConverter deserializes the body of incoming HTTP requests with a raw java.io.ObjectInputStream and no class filtering. Any request with Content-Type application/x-java-serialized-object whose body resolves to a Serializable type is read directly via readObject. If an...

CVE-2026-47856

Spring Integration's JSON to object conversion uses the jsonTypeId header to choose the deserialization target type, and resolves that header value to a class with ClassUtils.forName and no type/package allow-list. Spring Integration 7.1.0 Spring Integration 7.0.0 - 7.0.5 Spring Integration 6.5.0...

PT-2026-82394

Name of the Vulnerable Software and Affected Versions Spring Integration version 7.1.0 Spring Integration versions 7.0.0 through 7.0.5 Spring Integration versions 6.5.0 through 6.5.10 Spring Integration versions 6.4.0 through 6.4.12 Spring Integration versions 5.5.21 and earlier Description The...

CVE-2026-47856

Spring Integration 's JsonToObjectTransformer deserializes JSON messages by resolving the json__TypeId__ message header to a target class via ClassUtils.forName, with no type or package allow-list to constrain the resolved class. This allows an attacker with low privileges to supply an arbitrary ...

EUVD-2026-66602

ILIAS deserialises stored session data for an unauthenticated caller. The Shibboleth back-channel endpoint at components/ILIAS/AuthShibboleth/resources/shiblogout.php runs in a context that ilInitialisation exempts from authentication, and its logout-notification handler locates the session to...

BIT-NEO4J-ENTERPRISE-2021-34371

Neo4j through 3.4.18 with the shell server enabled exposes an RMI service that arbitrarily deserializes Java objects, e.g., through setSessionVariable. An attacker can abuse this for remote code execution because there are dependencies with exploitable gadget chains...

CVE-2026-56095 Insecure Deserialization in extension "Apache Solr for TYPO3 - Enterprise Search" (solr)

The extension's indexer passed every field value returned by content object rendering through PHP's unserialize function when transferring multi-value data for the SOLRCLASSIFICATION, SOLRMULTIVALUE and SOLRRELATION content object types, rather than a safe format. If user-generated content saved ...

CVE-2026-56095

The Apache Solr for TYPO3 – Enterprise Search (solr) extension is affected by an insecure deserialization flaw in its indexer. When transferring multi-value data for the SOLR_CLASSIFICATION , SOLR_MULTIVALUE , and SOLR_RELATION content object types, every field value returned by content object re...