CVE-2026-40993
Medium
Elevated severity or exploit probability.
CVSS base
7.3
HIGH
CVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:H
EPSS — probability of exploitation (30 days)
0.2%
9.9th percentile
CISA KEV
Not listed
Weakness / dates
CWE-502
Published 2026-06-10 · modified 2026-07-23
CVSS breakdown
CVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:H
| Attack Vector | A | Adjacent |
| Attack Complexity | H | High |
| Privileges Required | H | High |
| User Interaction | N | None |
| Scope | C | Changed |
| Confidentiality | N | None |
| Integrity | H | High |
| Availability | H | High |
Timeline
- 2026-06-10 — Published (NVD)
- 2026-07-23 — Last modified (NVD)
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.