CVE-2026-40993 — Unfiltered Java Native Deserialization of SAML 2.0 Asserting Party Credentials BLOB Database Entry

CVE-2026-40993

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

Description (CNA)

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 (CNA)

Vendor / product	Versions
Spring / Spring Security	affected 7.0.0 before 7.0.5.1

CWE

CWE-502

References

https://spring.io/security/cve-2026-40993

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.