GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration

CVE-2026-40995 (GCVE-0-2026-40995)

Vulnerability from cvelistv5 – Published: 2026-06-11 05:04 – Updated: 2026-06-23 19:48
VLAI
Title
X.509 authentication bypasses Spring Security account checks
Summary
X509AuthenticationProvider could issue a fully authenticated X509AuthenticationToken when a presented certificate mapped to UserDetails, without applying Spring Security's standard account lifecycle checks (disabled, locked, expired, or credentials-expired accounts). Affected versions: Spring Web Services 5.0.0 through 5.0.1; 4.1.0 through 4.1.3; 4.0.0 through 4.0.18; 3.1.0 through 3.1.8.
Severity
5.4 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/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 2026-06-11 12:45 UTC
CWE
  • CWE-287 - Improper Authentication
Assigner
References
Impacted products
Vendor Product Version CPE status
Spring Spring Web Services Affected: 5.0.0 , < 5.0.1.1 (custom)
Affected: 4.1.0 , < 4.1.3.1 (custom)
Affected: 4.0.0 , < 4.0.19 (custom)
Affected: 3.1.0 , < 3.1.9 (custom)
guessed Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-40995",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-06-11T12:45:07.868437Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-06-11T12:45:15.590Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Spring Web Services",
          "vendor": "Spring",
          "versions": [
            {
              "lessThan": "5.0.1.1",
              "status": "affected",
              "version": "5.0.0",
              "versionType": "custom"
            },
            {
              "lessThan": "4.1.3.1",
              "status": "affected",
              "version": "4.1.0",
              "versionType": "custom"
            },
            {
              "lessThan": "4.0.19",
              "status": "affected",
              "version": "4.0.0",
              "versionType": "custom"
            },
            {
              "lessThan": "3.1.9",
              "status": "affected",
              "version": "3.1.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "X509AuthenticationProvider could issue a fully authenticated X509AuthenticationToken when a presented certificate mapped to UserDetails, without applying Spring Security\u0027s standard account lifecycle checks (disabled, locked, expired, or credentials-expired accounts).\n\nAffected versions:\nSpring Web Services 5.0.0 through 5.0.1; 4.1.0 through 4.1.3; 4.0.0 through 4.0.18; 3.1.0 through 3.1.8."
            }
          ],
          "value": "X509AuthenticationProvider could issue a fully authenticated X509AuthenticationToken when a presented certificate mapped to UserDetails, without applying Spring Security\u0027s standard account lifecycle checks (disabled, locked, expired, or credentials-expired accounts).\n\nAffected versions:\nSpring Web Services 5.0.0 through 5.0.1; 4.1.0 through 4.1.3; 4.0.0 through 4.0.18; 3.1.0 through 3.1.8."
        }
      ],
      "impacts": [
        {
          "descriptions": [
            {
              "lang": "en",
              "value": "Accounts that are disabled, locked, expired, or have expired credentials can still authenticate when mutual TLS or certificate-based SOAP authentication is used via X509AuthenticationProvider."
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-287",
              "description": "CWE-287: Improper Authentication",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-06-23T19:48:20.837Z",
        "orgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d",
        "shortName": "vmware"
      },
      "references": [
        {
          "url": "https://spring.io/security/cve-2026-40995"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "X.509 authentication bypasses Spring Security account checks",
      "x_generator": {
        "engine": "Vulnogram 1.0.1"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d",
    "assignerShortName": "vmware",
    "cveId": "CVE-2026-40995",
    "datePublished": "2026-06-11T05:04:01.695Z",
    "dateReserved": "2026-04-16T02:19:12.969Z",
    "dateUpdated": "2026-06-23T19:48:20.837Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-40995",
      "date": "2026-09-17",
      "epss": "0.00148",
      "percentile": "0.04408"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-40995\",\"sourceIdentifier\":\"security@vmware.com\",\"published\":\"2026-06-11T07:16:27.430\",\"lastModified\":\"2026-09-04T17:10:23.133\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"X509AuthenticationProvider could issue a fully authenticated X509AuthenticationToken when a presented certificate mapped to UserDetails, without applying Spring Security\u0027s standard account lifecycle checks (disabled, locked, expired, or credentials-expired accounts).\\n\\nAffected versions:\\nSpring Web Services 5.0.0 through 5.0.1; 4.1.0 through 4.1.3; 4.0.0 through 4.0.18; 3.1.0 through 3.1.8.\"},{\"lang\":\"es\",\"value\":\"X509AuthenticationProvider podr\u00eda emitir un X509AuthenticationToken completamente autenticado cuando un certificado presentado se mapeaba a UserDetails, sin aplicar las comprobaciones est\u00e1ndar del ciclo de vida de la cuenta de Spring Security (cuentas deshabilitadas, bloqueadas, caducadas o con credenciales caducadas).\\n\\nVersiones afectadas:\\nSpring Web Services 5.0.0 a 5.0.1; 4.1.0 a 4.1.3; 4.0.0 a 4.0.18; 3.1.0 a 3.1.8.\"}],\"affected\":[{\"source\":\"security@vmware.com\",\"affectedData\":[{\"vendor\":\"Spring\",\"product\":\"Spring Web Services\",\"defaultStatus\":\"unaffected\",\"versions\":[{\"version\":\"5.0.0\",\"lessThan\":\"5.0.1.1\",\"versionType\":\"custom\",\"status\":\"affected\"},{\"version\":\"4.1.0\",\"lessThan\":\"4.1.3.1\",\"versionType\":\"custom\",\"status\":\"affected\"},{\"version\":\"4.0.0\",\"lessThan\":\"4.0.19\",\"versionType\":\"custom\",\"status\":\"affected\"},{\"version\":\"3.1.0\",\"lessThan\":\"3.1.9\",\"versionType\":\"custom\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security@vmware.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N\",\"baseScore\":5.4,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":2.8,\"impactScore\":2.5}],\"ssvcV203\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"ssvcData\":{\"timestamp\":\"2026-06-11T12:45:07.868437Z\",\"id\":\"CVE-2026-40995\",\"options\":[{\"exploitation\":\"none\"},{\"automatable\":\"no\"},{\"technicalImpact\":\"partial\"}],\"role\":\"CISA Coordinator\",\"version\":\"2.0.3\"}}]},\"weaknesses\":[{\"source\":\"security@vmware.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-287\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:broadcom:spring_web_services:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"3.1.9\",\"matchCriteriaId\":\"4B633BE6-BF68-4983-9CCC-DB3D353B5E5B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:broadcom:spring_web_services:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.0.0\",\"versionEndExcluding\":\"4.0.19\",\"matchCriteriaId\":\"78560577-BEE7-4F51-AED1-07BABD369CE9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:broadcom:spring_web_services:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.1.0\",\"versionEndExcluding\":\"4.1.3.1\",\"matchCriteriaId\":\"A7AB4F88-7609-466A-A799-FD19E8D07284\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:broadcom:spring_web_services:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.0.0\",\"versionEndExcluding\":\"5.0.1.1\",\"matchCriteriaId\":\"5E33A13E-4CED-4B68-8E37-8ACE603F3DAC\"}]}]}],\"references\":[{\"url\":\"https://spring.io/security/cve-2026-40995\",\"source\":\"security@vmware.com\",\"tags\":[\"Vendor Advisory\"]}]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-40995\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-06-11T12:45:07.868437Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-06-11T12:45:11.012Z\"}}], \"cna\": {\"title\": \"X.509 authentication bypasses Spring Security account checks\", \"source\": {\"discovery\": \"UNKNOWN\"}, \"impacts\": [{\"descriptions\": [{\"lang\": \"en\", \"value\": \"Accounts that are disabled, locked, expired, or have expired credentials can still authenticate when mutual TLS or certificate-based SOAP authentication is used via X509AuthenticationProvider.\"}]}], \"metrics\": [{\"format\": \"CVSS\", \"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 5.4, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N\", \"integrityImpact\": \"LOW\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"NONE\", \"privilegesRequired\": \"LOW\", \"confidentialityImpact\": \"LOW\"}, \"scenarios\": [{\"lang\": \"en\", \"value\": \"GENERAL\"}]}], \"affected\": [{\"vendor\": \"Spring\", \"product\": \"Spring Web Services\", \"versions\": [{\"status\": \"affected\", \"version\": \"5.0.0\", \"lessThan\": \"5.0.1.1\", \"versionType\": \"custom\"}, {\"status\": \"affected\", \"version\": \"4.1.0\", \"lessThan\": \"4.1.3.1\", \"versionType\": \"custom\"}, {\"status\": \"affected\", \"version\": \"4.0.0\", \"lessThan\": \"4.0.19\", \"versionType\": \"custom\"}, {\"status\": \"affected\", \"version\": \"3.1.0\", \"lessThan\": \"3.1.9\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unaffected\"}], \"references\": [{\"url\": \"https://spring.io/security/cve-2026-40995\"}], \"x_generator\": {\"engine\": \"Vulnogram 1.0.1\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"X509AuthenticationProvider could issue a fully authenticated X509AuthenticationToken when a presented certificate mapped to UserDetails, without applying Spring Security\u0027s standard account lifecycle checks (disabled, locked, expired, or credentials-expired accounts).\\n\\nAffected versions:\\nSpring Web Services 5.0.0 through 5.0.1; 4.1.0 through 4.1.3; 4.0.0 through 4.0.18; 3.1.0 through 3.1.8.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"X509AuthenticationProvider could issue a fully authenticated X509AuthenticationToken when a presented certificate mapped to UserDetails, without applying Spring Security\u0027s standard account lifecycle checks (disabled, locked, expired, or credentials-expired accounts).\\n\\nAffected versions:\\nSpring Web Services 5.0.0 through 5.0.1; 4.1.0 through 4.1.3; 4.0.0 through 4.0.18; 3.1.0 through 3.1.8.\", \"base64\": false}]}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-287\", \"description\": \"CWE-287: Improper Authentication\"}]}], \"providerMetadata\": {\"orgId\": \"dcf2e128-44bd-42ed-91e8-88f912c1401d\", \"shortName\": \"vmware\", \"dateUpdated\": \"2026-06-23T19:48:20.837Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2026-40995\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-06-23T19:48:20.837Z\", \"dateReserved\": \"2026-04-16T02:19:12.969Z\", \"assignerOrgId\": \"dcf2e128-44bd-42ed-91e8-88f912c1401d\", \"datePublished\": \"2026-06-11T05:04:01.695Z\", \"assignerShortName\": \"vmware\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





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

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.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.