CVE-2026-9094 (GCVE-0-2026-9094)

Vulnerability from cvelistv5 – Published: 2026-05-28 16:25 – Updated: 2026-05-28 16:25
VLAI
Title
CVE-2026-9094
Summary
Casdoor versions 2.362.0 and earlier contain a vulnerability enabling cross-organization token exchange. The GetTokenExchangeToken function in object/token_oauth.go validates JWT signatures but does not verify that the token's user belongs to the same organization as the target application. This can result in privilege escalation across organizational boundaries.
Severity
No CVSS data available.
CWE
Assigner
References
Impacted products
Vendor Product Version
Casdoor Casdoor Affected: 0 , ≤ 2.362.0 (custom)
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "product": "Casdoor",
          "vendor": "Casdoor",
          "versions": [
            {
              "lessThanOrEqual": "2.362.0",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Casdoor versions 2.362.0 and earlier contain a vulnerability enabling cross-organization token exchange. The GetTokenExchangeToken function in object/token_oauth.go validates JWT signatures but does not verify that the token\u0027s user belongs to the same organization as the target application. This can result in privilege escalation across organizational boundaries."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "CWE-284 Improper Access Control",
              "lang": "en"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-28T16:25:09.055Z",
        "orgId": "37e5125f-f79b-445b-8fad-9564f167944b",
        "shortName": "certcc"
      },
      "references": [
        {
          "url": "https://kb.cert.org/vuls/id/780781"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "CVE-2026-9094",
      "x_generator": {
        "engine": "VINCE 3.0.41",
        "env": "prod",
        "origin": "https://cveawg.mitre.org/api/cve/CVE-2026-9094"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "37e5125f-f79b-445b-8fad-9564f167944b",
    "assignerShortName": "certcc",
    "cveId": "CVE-2026-9094",
    "datePublished": "2026-05-28T16:25:09.055Z",
    "dateReserved": "2026-05-20T15:04:30.259Z",
    "dateUpdated": "2026-05-28T16:25:09.055Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-9094",
      "date": "2026-05-29",
      "epss": "0.00017",
      "percentile": "0.04505"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-9094\",\"sourceIdentifier\":\"cret@cert.org\",\"published\":\"2026-05-28T17:16:34.337\",\"lastModified\":\"2026-05-28T18:00:22.543\",\"vulnStatus\":\"Deferred\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Casdoor versions 2.362.0 and earlier contain a vulnerability enabling cross-organization token exchange. The GetTokenExchangeToken function in object/token_oauth.go validates JWT signatures but does not verify that the token\u0027s user belongs to the same organization as the target application. This can result in privilege escalation across organizational boundaries.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://kb.cert.org/vuls/id/780781\",\"source\":\"cret@cert.org\"}]}}"
  }
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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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.
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  • 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.


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