CVE-2026-57475 (GCVE-0-2026-57475)

Vulnerability from cvelistv5 – Published: 2026-07-10 17:10 – Updated: 2026-07-10 17:10 Exclusively Hosted Service
VLAI
Title
Deloitte AI Assist for Customer unauthenticated configuration write
Summary
Deloitte AI Assist for Customer accepted unauthenticated POST requests through public-facing API endpoints that allowed a remote attacker to make limited additions to the configuration. These additions were not used by the system. On 2026-03-25, AI Assist for Customer restricted network access and enforced authentication for the previously exposed endpoints.
Severity
5.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
6.9 (Medium)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
CWE
  • CWE-306 - Missing Authentication for Critical Function
Assigner
References
Impacted products
Vendor Product Version
Deloitte AI Assist for Customer Affected: 0 , < 2026-03-25 (custom)
Unaffected: 2026-03-25
Create a notification for this product.
Date Public
2026-05-18 00:00
Credits
Karim El Labban, Zero Tolerance
Show details on NVD website
To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unknown",
          "product": "AI Assist for Customer",
          "vendor": "Deloitte",
          "versions": [
            {
              "lessThan": "2026-03-25",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "status": "unaffected",
              "version": "2026-03-25"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Karim El Labban, Zero Tolerance"
        }
      ],
      "datePublic": "2026-05-18T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Deloitte AI Assist for Customer accepted unauthenticated POST requests through public-facing API endpoints that allowed a remote attacker to make limited additions to the configuration. These additions were not used by the system. On 2026-03-25, AI Assist for Customer restricted network access and enforced authentication for the previously exposed endpoints."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
            "version": "3.1"
          }
        },
        {
          "cvssV4_0": {
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 6.9,
            "baseSeverity": "MEDIUM",
            "privilegesRequired": "NONE",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "NONE",
            "vulnConfidentialityImpact": "NONE",
            "vulnIntegrityImpact": "LOW"
          }
        },
        {
          "other": {
            "content": {
              "id": "CVE-2026-57475",
              "options": [
                {
                  "Exploitation": "none"
                },
                {
                  "Automatable": "no"
                },
                {
                  "Technical Impact": "partial"
                }
              ],
              "role": "CISA Coordinator",
              "timestamp": "2026-06-23T18:30:43.710557Z",
              "version": "2.0.3"
            },
            "type": "ssvc"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-306",
              "description": "CWE-306 Missing Authentication for Critical Function",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-07-10T17:10:35.437Z",
        "orgId": "9119a7d8-5eab-497f-8521-727c672e3725",
        "shortName": "cisa-cg"
      },
      "references": [
        {
          "name": "url",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://zerotolerance.me/advisories/deloitte-aiassist-ascend-2026-vu487875/"
        },
        {
          "name": "url",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://zerotolerance.me/advisories/assets/VU487875-deloitte-ascend-advisory.pdf"
        },
        {
          "name": "url",
          "tags": [
            "vdb-entry"
          ],
          "url": "https://www.cve.org/CVERecord?id=CVE-2026-57474"
        },
        {
          "name": "url",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-191-01.json"
        }
      ],
      "tags": [
        "exclusively-hosted-service"
      ],
      "title": "Deloitte AI Assist for Customer unauthenticated configuration write"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "9119a7d8-5eab-497f-8521-727c672e3725",
    "assignerShortName": "cisa-cg",
    "cveId": "CVE-2026-57475",
    "datePublished": "2026-07-10T17:10:35.437Z",
    "dateReserved": "2026-06-24T13:52:07.929Z",
    "dateUpdated": "2026-07-10T17:10:35.437Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-57475",
      "date": "2026-07-12",
      "epss": "0.0034",
      "percentile": "0.26058"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-57475\",\"sourceIdentifier\":\"9119a7d8-5eab-497f-8521-727c672e3725\",\"published\":\"2026-07-10T18:16:24.813\",\"lastModified\":\"2026-07-10T18:20:24.513\",\"vulnStatus\":\"Undergoing Analysis\",\"cveTags\":[{\"sourceIdentifier\":\"9119a7d8-5eab-497f-8521-727c672e3725\",\"tags\":[\"exclusively-hosted-service\"]}],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Deloitte AI Assist for Customer accepted unauthenticated POST requests through public-facing API endpoints that allowed a remote attacker to make limited additions to the configuration. These additions were not used by the system. On 2026-03-25, AI Assist for Customer restricted network access and enforced authentication for the previously exposed endpoints.\"}],\"affected\":[{\"source\":\"9119a7d8-5eab-497f-8521-727c672e3725\",\"affectedData\":[{\"vendor\":\"Deloitte\",\"product\":\"AI Assist for Customer\",\"defaultStatus\":\"unknown\",\"versions\":[{\"version\":\"0\",\"lessThan\":\"2026-03-25\",\"versionType\":\"custom\",\"status\":\"affected\"},{\"version\":\"2026-03-25\",\"status\":\"unaffected\"}]}]}],\"metrics\":{\"cvssMetricV40\":[{\"source\":\"9119a7d8-5eab-497f-8521-727c672e3725\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"4.0\",\"vectorString\":\"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X\",\"baseScore\":6.9,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"attackRequirements\":\"NONE\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"vulnConfidentialityImpact\":\"NONE\",\"vulnIntegrityImpact\":\"LOW\",\"vulnAvailabilityImpact\":\"NONE\",\"subConfidentialityImpact\":\"NONE\",\"subIntegrityImpact\":\"NONE\",\"subAvailabilityImpact\":\"NONE\",\"exploitMaturity\":\"NOT_DEFINED\",\"confidentialityRequirement\":\"NOT_DEFINED\",\"integrityRequirement\":\"NOT_DEFINED\",\"availabilityRequirement\":\"NOT_DEFINED\",\"modifiedAttackVector\":\"NOT_DEFINED\",\"modifiedAttackComplexity\":\"NOT_DEFINED\",\"modifiedAttackRequirements\":\"NOT_DEFINED\",\"modifiedPrivilegesRequired\":\"NOT_DEFINED\",\"modifiedUserInteraction\":\"NOT_DEFINED\",\"modifiedVulnConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedVulnIntegrityImpact\":\"NOT_DEFINED\",\"modifiedVulnAvailabilityImpact\":\"NOT_DEFINED\",\"modifiedSubConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedSubIntegrityImpact\":\"NOT_DEFINED\",\"modifiedSubAvailabilityImpact\":\"NOT_DEFINED\",\"Safety\":\"NOT_DEFINED\",\"Automatable\":\"NOT_DEFINED\",\"Recovery\":\"NOT_DEFINED\",\"valueDensity\":\"NOT_DEFINED\",\"vulnerabilityResponseEffort\":\"NOT_DEFINED\",\"providerUrgency\":\"NOT_DEFINED\"}}],\"cvssMetricV31\":[{\"source\":\"9119a7d8-5eab-497f-8521-727c672e3725\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N\",\"baseScore\":5.3,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":3.9,\"impactScore\":1.4}],\"ssvcV203\":[{\"source\":\"9119a7d8-5eab-497f-8521-727c672e3725\",\"ssvcData\":{\"timestamp\":\"2026-06-23T18:30:43.710557Z\",\"id\":\"CVE-2026-57475\",\"options\":[{\"exploitation\":\"none\"},{\"automatable\":\"no\"},{\"technicalImpact\":\"partial\"}],\"role\":\"CISA Coordinator\",\"version\":\"2.0.3\"}}]},\"weaknesses\":[{\"source\":\"9119a7d8-5eab-497f-8521-727c672e3725\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-306\"}]}],\"references\":[{\"url\":\"https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-191-01.json\",\"source\":\"9119a7d8-5eab-497f-8521-727c672e3725\"},{\"url\":\"https://www.cve.org/CVERecord?id=CVE-2026-57474\",\"source\":\"9119a7d8-5eab-497f-8521-727c672e3725\"},{\"url\":\"https://zerotolerance.me/advisories/assets/VU487875-deloitte-ascend-advisory.pdf\",\"source\":\"9119a7d8-5eab-497f-8521-727c672e3725\"},{\"url\":\"https://zerotolerance.me/advisories/deloitte-aiassist-ascend-2026-vu487875/\",\"source\":\"9119a7d8-5eab-497f-8521-727c672e3725\"}]}}"
  }
}



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.