{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "7.0.0"
              },
              {
                "fixed": "7.0.5"
              }
            ],
            "source": "DESCRIPTION"
          },
          "events": [
            {
              "introduced": "1d99a7fb14c62354cac00412cce2071892cdf465"
            },
            {
              "fixed": "53bc6a77963209bb2a5f3efdd855b1f4a8051cc3"
            }
          ],
          "repo": "https://github.com/spring-projects/spring-security",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "vmware",
    "cwe_ids": [
      "CWE-502"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/40xxx/CVE-2026-40993.json",
    "unresolved_ranges": [
      {
        "extracted_events": [
          {
            "introduced": "7.0.0"
          },
          {
            "fixed": "7.0.5.1"
          }
        ],
        "source": "AFFECTED_FIELD"
      },
      {
        "extracted_events": [
          {
            "introduced": "7.0.0"
          },
          {
            "fixed": "7.0.5"
          }
        ],
        "source": "DESCRIPTION"
      }
    ]
  },
  "details": "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).\n\nAffected versions:\nSpring Security 7.0.0 through 7.0.5.",
  "id": "CVE-2026-40993",
  "modified": "2026-08-12T03:51:33.586485094Z",
  "published": "2026-06-09T23:46:39.702Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://spring.io/security/cve-2026-40993"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/40xxx/CVE-2026-40993.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-40993"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Unfiltered Java Native Deserialization of SAML 2.0 Asserting Party Credentials BLOB Database Entry"
}