Vulnerability-Lookup

CVE-2026-47889 (GCVE-0-2026-47889)

Vulnerability from cvelistv5 – Published: 2026-08-27 05:21 – Updated: 2026-08-27 05:21

Title

Spring Framework sameSite Attribute Dropped in JettyCoreServerHttpResponse

Summary

A WebFlux application running on the Jetty 12 Core reactive adapter serializes response cookies without the sameSite attribute. Spring Framework 7.0.0 - 7.0.8 Spring Framework 6.2.0 - 6.2.19

Severity

No CVSS data available.

CWE

CWE-1275 Sensitive Cookie with Improper SameSite Attribute

Assigner

vmware mitre root

References

1 reference

URL	Tags
https://spring.io/security/cve-2026-47889

Impacted products

1 product

Vendor	Product	Version	CPE status
Spring	Spring Framework	Affected: 7.0.0 , ≤ 7.0.8 (custom) Affected: 6.2.0 , ≤ 6.2.19 (custom)	guessed

Show details on NVD website

JSON

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          "vendor": "Spring",
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              "status": "affected",
              "version": "7.0.0",
              "versionType": "custom"
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              "lessThanOrEqual": "6.2.19",
              "status": "affected",
              "version": "6.2.0",
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      "providerMetadata": {
        "dateUpdated": "2026-08-27T05:21:37.305Z",
        "orgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d",
        "shortName": "vmware"
      },
      "references": [
        {
          "url": "https://spring.io/security/cve-2026-47889"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Spring Framework sameSite Attribute Dropped in JettyCoreServerHttpResponse"
    }
  },
  "cveMetadata": {
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    "vulnrichment": {
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}

FKIE_CVE-2026-47889

Vulnerability from fkie_nvd - Published: 2026-08-27 06:17 - Updated: 2026-08-27 06:17

Severity

Summary

A WebFlux application running on the Jetty 12 Core reactive adapter serializes response cookies without the sameSite attribute. Spring Framework 7.0.0 - 7.0.8 Spring Framework 6.2.0 - 6.2.19

References

	URL	Tags
	security@vmware.com	https://spring.io/security/cve-2026-47889

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Spring Framework",
          "vendor": "Spring",
          "versions": [
            {
              "lessThanOrEqual": "7.0.8",
              "status": "affected",
              "version": "7.0.0",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "6.2.19",
              "status": "affected",
              "version": "6.2.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "security@vmware.com"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A WebFlux application running on the Jetty 12 Core reactive adapter serializes response cookies without the sameSite attribute.\nSpring Framework 7.0.0 - 7.0.8\nSpring Framework 6.2.0 - 6.2.19"
    }
  ],
  "id": "CVE-2026-47889",
  "lastModified": "2026-08-27T06:17:19.867",
  "metrics": {},
  "published": "2026-08-27T06:17:19.867",
  "references": [
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      "source": "security@vmware.com",
      "url": "https://spring.io/security/cve-2026-47889"
    }
  ],
  "sourceIdentifier": "security@vmware.com",
  "vulnStatus": "Received"
}

GHSA-53CV-4FRM-9P27

Vulnerability from github – Published: 2026-08-27 06:31 – Updated: 2026-08-27 06:31

Details

A WebFlux application running on the Jetty 12 Core reactive adapter serializes response cookies without the sameSite attribute. Spring Framework 7.0.0 - 7.0.8 Spring Framework 6.2.0 - 6.2.19

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-47889"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-27T06:17:19Z",
    "severity": null
  },
  "details": "A WebFlux application running on the Jetty 12 Core reactive adapter serializes response cookies without the sameSite attribute.\nSpring Framework 7.0.0 - 7.0.8\nSpring Framework 6.2.0 - 6.2.19",
  "id": "GHSA-53cv-4frm-9p27",
  "modified": "2026-08-27T06:31:34Z",
  "published": "2026-08-27T06:31:34Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-47889"
    },
    {
      "type": "WEB",
      "url": "https://spring.io/security/cve-2026-47889"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

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-2026-47889 (GCVE-0-2026-47889)

FKIE_CVE-2026-47889

GHSA-53CV-4FRM-9P27

Tags

Sightings

Nomenclature