Vulnerability-Lookup

CVE-2026-59306 (GCVE-0-2026-59306)

Vulnerability from cvelistv5 – Published: 2026-08-27 18:04 – Updated: 2026-08-28 18:34

Title

Potential for deserialization of untrusted types in Spring Cloud Stream

Summary

Potential for deserialization of untrusted types in Spring Cloud Stream. Spring Cloud Stream 5.0.0 - 5.0.2 Spring Cloud Stream 4.3.0 - 4.3.3 Spring Cloud Stream 4.2.0 - 4.2.6

Severity

3.1 (Low)


                        
                          CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:L/A:N

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-08-28 18:33 UTC

CWE

CWE-502 Deserialization of Untrusted Data
CWE-502 - Deserialization of Untrusted Data

Assigner

vmware mitre root

References

1 reference

URL	Tags
https://spring.io/security/cve-2026-59306

Impacted products

1 product

Vendor	Product	Version	CPE status
Spring	Spring Cloud Stream	Affected: 5.0.0 , ≤ 5.0.2 (custom) Affected: 4.3.0 , ≤ 4.3.3 (custom) Affected: 4.2.0 , ≤ 4.2.6 (custom)	guessed

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-59306",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-08-28T18:33:56.691977Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-502",
                "description": "CWE-502 Deserialization of Untrusted Data",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-08-28T18:34:15.271Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Spring Cloud Stream",
          "vendor": "Spring",
          "versions": [
            {
              "lessThanOrEqual": "5.0.2",
              "status": "affected",
              "version": "5.0.0",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "4.3.3",
              "status": "affected",
              "version": "4.3.0",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "4.2.6",
              "status": "affected",
              "version": "4.2.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003ePotential for deserialization of untrusted types in Spring Cloud Stream.\u003c/p\u003e\u003cp\u003eSpring Cloud Stream 5.0.0 - 5.0.2\u003cbr/\u003eSpring Cloud Stream 4.3.0 - 4.3.3\u003cbr/\u003eSpring Cloud Stream 4.2.0 - 4.2.6\u003c/p\u003e"
            }
          ],
          "value": "Potential for deserialization of untrusted types in Spring Cloud Stream.\nSpring Cloud Stream 5.0.0 - 5.0.2\nSpring Cloud Stream 4.3.0 - 4.3.3\nSpring Cloud Stream 4.2.0 - 4.2.6"
        }
      ],
      "impacts": [
        {
          "descriptions": [
            {
              "lang": "en",
              "value": "Potential for deserialization of untrusted types in Spring Cloud Stream."
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 3.1,
            "baseSeverity": "LOW",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:L/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "CWE-502 Deserialization of Untrusted Data",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-27T18:04:39.066Z",
        "orgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d",
        "shortName": "vmware"
      },
      "references": [
        {
          "url": "https://spring.io/security/cve-2026-59306"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Potential for deserialization of untrusted types in Spring Cloud Stream"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d",
    "assignerShortName": "vmware",
    "cveId": "CVE-2026-59306",
    "datePublished": "2026-08-27T18:04:39.066Z",
    "dateReserved": "2026-07-04T18:13:46.709Z",
    "dateUpdated": "2026-08-28T18:34:15.271Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-59306",
      "date": "2026-08-28",
      "epss": "0.00213",
      "percentile": "0.11505"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-59306\",\"sourceIdentifier\":\"security@vmware.com\",\"published\":\"2026-08-27T20:17:56.990\",\"lastModified\":\"2026-08-28T18:47:30.163\",\"vulnStatus\":\"Undergoing Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Potential for deserialization of untrusted types in Spring Cloud Stream.\\nSpring Cloud Stream 5.0.0 - 5.0.2\\nSpring Cloud Stream 4.3.0 - 4.3.3\\nSpring Cloud Stream 4.2.0 - 4.2.6\"}],\"affected\":[{\"source\":\"security@vmware.com\",\"affectedData\":[{\"vendor\":\"Spring\",\"product\":\"Spring Cloud Stream\",\"defaultStatus\":\"unaffected\",\"versions\":[{\"version\":\"5.0.0\",\"lessThanOrEqual\":\"5.0.2\",\"versionType\":\"custom\",\"status\":\"affected\"},{\"version\":\"4.3.0\",\"lessThanOrEqual\":\"4.3.3\",\"versionType\":\"custom\",\"status\":\"affected\"},{\"version\":\"4.2.0\",\"lessThanOrEqual\":\"4.2.6\",\"versionType\":\"custom\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security@vmware.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:L/A:N\",\"baseScore\":3.1,\"baseSeverity\":\"LOW\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"HIGH\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":0.5,\"impactScore\":2.5}]},\"references\":[{\"url\":\"https://spring.io/security/cve-2026-59306\",\"source\":\"security@vmware.com\"}]}}"
  }
}

FKIE_CVE-2026-59306

Vulnerability from fkie_nvd - Published: 2026-08-27 20:17 - Updated: 2026-08-27 20:17

Severity

3.1 (Low) - CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:L/A:N

Summary

Potential for deserialization of untrusted types in Spring Cloud Stream. Spring Cloud Stream 5.0.0 - 5.0.2 Spring Cloud Stream 4.3.0 - 4.3.3 Spring Cloud Stream 4.2.0 - 4.2.6

References

	URL	Tags
	security@vmware.com	https://spring.io/security/cve-2026-59306

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Spring Cloud Stream",
          "vendor": "Spring",
          "versions": [
            {
              "lessThanOrEqual": "5.0.2",
              "status": "affected",
              "version": "5.0.0",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "4.3.3",
              "status": "affected",
              "version": "4.3.0",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "4.2.6",
              "status": "affected",
              "version": "4.2.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "security@vmware.com"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Potential for deserialization of untrusted types in Spring Cloud Stream.\nSpring Cloud Stream 5.0.0 - 5.0.2\nSpring Cloud Stream 4.3.0 - 4.3.3\nSpring Cloud Stream 4.2.0 - 4.2.6"
    }
  ],
  "id": "CVE-2026-59306",
  "lastModified": "2026-08-27T20:17:56.990",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 3.1,
          "baseSeverity": "LOW",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 0.5,
        "impactScore": 2.5,
        "source": "security@vmware.com",
        "type": "Secondary"
      }
    ]
  },
  "published": "2026-08-27T20:17:56.990",
  "references": [
    {
      "source": "security@vmware.com",
      "url": "https://spring.io/security/cve-2026-59306"
    }
  ],
  "sourceIdentifier": "security@vmware.com",
  "vulnStatus": "Received"
}

GHSA-J34J-5M9R-P984

Vulnerability from github – Published: 2026-08-27 21:31 – Updated: 2026-08-27 21:31

Details

Potential for deserialization of untrusted types in Spring Cloud Stream. Spring Cloud Stream 5.0.0 - 5.0.2 Spring Cloud Stream 4.3.0 - 4.3.3 Spring Cloud Stream 4.2.0 - 4.2.6

Severity

3.1 (Low)


                  
                    CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:L/A:N

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-59306"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-27T20:17:56Z",
    "severity": "LOW"
  },
  "details": "Potential for deserialization of untrusted types in Spring Cloud Stream.\nSpring Cloud Stream 5.0.0 - 5.0.2\nSpring Cloud Stream 4.3.0 - 4.3.3\nSpring Cloud Stream 4.2.0 - 4.2.6",
  "id": "GHSA-j34j-5m9r-p984",
  "modified": "2026-08-27T21:31:45Z",
  "published": "2026-08-27T21:31:45Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-59306"
    },
    {
      "type": "WEB",
      "url": "https://spring.io/security/cve-2026-59306"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.

Action not permitted

CVE-2026-59306 (GCVE-0-2026-59306)

FKIE_CVE-2026-59306

GHSA-J34J-5M9R-P984

Tags

Sightings

Nomenclature