CVE-2026-33557

A flaw was found in Apache Kafka. By default, the sasl.oauthbearer.jwt.validator.class property is set to org.apache.kafka.common.security.oauthbearer.DefaultJwtValidator, which does not validate JSON Web Token JWT signatures, issuers, or audiences. A remote attacker can exploit this by crafting ...

CVE-2026-41206 PySpector has a Plugin Code Execution Bypass via Incomplete Static Analysis in PluginSecurity.validate_plugin_code

PySpector is a static analysis security testing SAST Framework engineered for modern Python development workflows. The plugin security validator in PySpector uses AST-based static analysis to prevent dangerous code from being loaded as plugins. Prior to version 0.1.8, the blocklist implemented in...

Oracle WebLogic Server Unauthorized Access (April 2026 CPU)

The 12.2.1.4.0 version of WebLogic Server installed on the remote host is affected by a vulnerability as referenced in the April 2026 CPU advisory. - Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware component: Centralized Thirdparty Jars Validator. The supported...

CVE-2026-34068

nimiq-transaction provides the transaction primitive to be used in Nimiq's Rust implementation. Prior to version 1.3.0, the staking contract accepts UpdateValidator transactions that set newvotingkey=Some... while omitting newproofofknowledge. this skips the proof-of-knowledge requirement that is...

CVE-2026-34068

Summary (CVE-2026-34068) Nimiq-transaction’s staking contract (Rust) prior to v1.3.0 accepts UpdateValidator transactions that set new_voting_key=Some(...) without including new_proof_of_knowledge, bypassing the PoK requirement used to prevent BLS rogue-key attacks in aggregated signatures. Since...

CVE-2026-34068 nimiq-transaction: UpdateValidator transactions allows voting key change without proof-of-knowledge

nimiq-transaction provides the transaction primitive to be used in Nimiq's Rust implementation. Prior to version 1.3.0, the staking contract accepts UpdateValidator transactions that set newvotingkey=Some... while omitting newproofofknowledge. this skips the proof-of-knowledge requirement that is...

CVE-2026-34068 nimiq-transaction: UpdateValidator transactions allows voting key change without proof-of-knowledge

nimiq-transaction provides the transaction primitive to be used in Nimiq's Rust implementation. Prior to version 1.3.0, the staking contract accepts UpdateValidator transactions that set newvotingkey=Some... while omitting newproofofknowledge. this skips the proof-of-knowledge requirement that is...

nimiq-transaction: UpdateValidator transactions allows voting key change without proof-of-knowledge

Impact The staking contract accepts UpdateValidator transactions that set newvotingkey=Some... while omitting newproofofknowledge. this skips the proof-of-knowledge requirement that is needed to prevent BLS rogue-key attacks when public keys are aggregated. Because tendermint macro block...

nimiq-block has skip block quorum bypass via out-of-range BitSet indices & u16 truncation

Impact SkipBlockProof::verify computes its quorum check using BitSet.len, then iterates BitSet indices and casts each usize index to u16 slot as u16 for slot lookup. If an attacker can get a SkipBlockProof verified where MultiSignature.signers contains out-of-range indices spaced by 65536, these...

Insufficient Verification of Data Authenticity

Overview org.springframework.security:spring-security-oauth2-jose is a provides security services for the Spring IO Platform. Affected versions of this package are vulnerable to Insufficient Verification of Data Authenticity in the withIssuerLocation component. An attacker can bypass intended...

BIT-KAFKA-2026-33557 Apache Kafka: Missing JWT token validation in OAUTHBEARER authentication

A possible security vulnerability has been identified in Apache Kafka. By default, the broker property sasl.oauthbearer.jwt.validator.class is set to org.apache.kafka.common.security.oauthbearer.DefaultJwtValidator. It accepts any JWT token without validating its signature, issuer, or audience. A...

EUVD-2026-24610

Vulnerability in Spring Spring Security. When an application configures JWT decoding with NimbusJwtDecoder or NimbusReactiveJwtDecoder, it must configure an OAuth2TokenValidator separately, for example by calling setJwtValidator.This issue affects Spring Security: from 6.3.0 through 6.3.14, from...

GHSA-CVC6-Q2CP-2XHW Spring Security has Potential Security Misconfiguration when Using withIssuerLocation

Vulnerability in Spring Spring Security. When an application configures JWT decoding with NimbusJwtDecoder or NimbusReactiveJwtDecoder, it must configure an OAuth2TokenValidator separately, for example by calling setJwtValidator. This issue affects Spring Security: from 6.3.0 through 6.3.14, from...

Spring Security has Potential Security Misconfiguration when Using withIssuerLocation

Vulnerability in Spring Spring Security. When an application configures JWT decoding with NimbusJwtDecoder or NimbusReactiveJwtDecoder, it must configure an OAuth2TokenValidator separately, for example by calling setJwtValidator. This issue affects Spring Security: from 6.3.0 through 6.3.14, from...

CVE-2026-22748

Vulnerability in Spring Spring Security. When an application configures JWT decoding with NimbusJwtDecoder or NimbusReactiveJwtDecoder, it must configure an OAuth2TokenValidator separately, for example by calling setJwtValidator.This issue affects Spring Security: from 6.3.0 through 6.3.14, from...

CVE-2026-22748 Potential Security Misconfiguration when Using withIssuerLocation

Vulnerability in Spring Spring Security. When an application configures JWT decoding with NimbusJwtDecoder or NimbusReactiveJwtDecoder, it must configure an OAuth2TokenValidator separately, for example by calling setJwtValidator.This issue affects Spring Security: from 6.3.0 through 6.3.14, from...

CVE-2026-22748 Potential Security Misconfiguration when Using withIssuerLocation

Vulnerability in Spring Spring Security. When an application configures JWT decoding with NimbusJwtDecoder or NimbusReactiveJwtDecoder, it must configure an OAuth2TokenValidator separately, for example by calling setJwtValidator.This issue affects Spring Security: from 6.3.0 through 6.3.14, from...

CVE-2026-22748 Potential Security Misconfiguration when Using withIssuerLocation

Vulnerability in Spring Spring Security. When an application configures JWT decoding with NimbusJwtDecoder or NimbusReactiveJwtDecoder, it must configure an OAuth2TokenValidator separately, for example by calling setJwtValidator.This issue affects Spring Security: from 6.3.0 through 6.3.14, from...

CVE-2026-22748

Vulnerability in Spring Spring Security. When an application configures JWT decoding with NimbusJwtDecoder or NimbusReactiveJwtDecoder, it must configure an OAuth2TokenValidator separately, for example by calling setJwtValidator.This issue affects Spring Security: from 6.3.0 through 6.3.14, from...

Spring Security 输入验证错误漏洞

Spring Security is a security framework developed by Spring OpenSource that includes authentication and authorization features. Vulnerabilities in input validation exist in versions 6.3.0 to 6.3.14, 6.4.0 to 6.4.14, 6.5.0 to 6.5.9, and 7.0.0 to 7.0.4 of Spring Security. These vulnerabilities stem...