Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

Go to Calendar     Go to Press Room     Go to Newsletters subscription

Search

CVE-2026-40993

Severity CVSS v4.0:
Pending analysis
Type:
CWE-502 Deserialization of Untrusted Dat
Publication date:
10/06/2026
Last modified:
10/06/2026

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).<br /> <br /> Affected versions:<br /> Spring Security 7.0.0 through 7.0.5.

Impact

Vector 3.x
CVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.30 HIGH
Vector: CVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:H

Attack Vector (AV): Adjacent
Attack Complexity (AC): High
Privileges Required (PR): High
User Interaction (UI): None
Scope (S): Changed
Confidentiality (C): None
Integrity (I): High
Availability (A): High

Base Score 3.x
7.30
Severity 3.x
HIGH

References to Advisories, Solutions, and Tools