Skip to content
OpenAdvisories
High · 7.3 CVE-2026-40993 EUVD-2026-35886GHSA-2q7c-5gjm-7q23

Unfiltered Java Native Deserialization of SAML 2.0 Asserting Party Credentials BLOB Database Entry

Published Jun 9, 2026 · Updated Jun 27, 2026 · Assigned by vmware

Description

An attacker with write permissions to the database table managed by JdbcAssertingPartyMetadataRepository (saml2_asserting_party_metadata) may be able to store malicious serialized payloads in the columns containing the collection of verification or encryption credentials (verification_credentials and encryption_credentials, respectively).

Affected versions:
Spring Security 7.0.0 through 7.0.5.

Affected products

VendorProductAffectedFixed
Spring Spring Security 7.0.0 – < 7.0.5.1 7.0.5.1

Affected packages

EcosystemPackageAffectedFixedRecord
Maven org.springframework.security:spring-security-saml2-service-provider >= 7.0.0, < 7.0.6 7.0.6 GHSA-2q7c-5gjm-7q23

Advisories 1

References