PT-2026-48307 · Spring · Spring Security

Published 2026-06-09 · Updated 2026-06-10 · CVE-2026-40993

Mitre

CVSS v3.1

7.3

High

Base vector

AV:A/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:H

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.

Fix

Deserialization of Untrusted Data

Weakness Enumeration

CWE-502

Related Identifiers

CVE-2026-40993

Affected Products

Spring Security

References · 2

• https://nvd.nist.gov/vuln/detail/CVE-2026-40993 · Security Note
• https://spring.io/security/cve-2026-40993 · Note