{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-82586",
        "assignerOrgId": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db",
        "state": "PUBLISHED",
        "assignerShortName": "EEF",
        "dateReserved": "2026-09-07T19:30:01.631Z",
        "datePublished": "2026-09-07T22:34:14.837Z",
        "dateUpdated": "2026-09-08T14:44:37.935Z"
    },
    "containers": {
        "cna": {
            "affected": [
                {
                    "collectionURL": "https://repo.hex.pm",
                    "cpes": [
                        "cpe:2.3:a:ash-project:ash_lua:*:*:*:*:*:*:*:*"
                    ],
                    "defaultStatus": "unaffected",
                    "modules": [
                        "'Elixir.AshLua.Runtime'"
                    ],
                    "packageName": "ash_lua",
                    "packageURL": "pkg:hex/ash_lua",
                    "product": "ash_lua",
                    "programFiles": [
                        "lib/ash_lua/runtime.ex"
                    ],
                    "programRoutines": [
                        {
                            "name": "'Elixir.AshLua.Runtime':eval!/2"
                        }
                    ],
                    "repo": "https://github.com/ash-project/ash_lua",
                    "vendor": "ash-project",
                    "versions": [
                        {
                            "lessThan": "0.2.1",
                            "status": "affected",
                            "version": "0.1.0",
                            "versionType": "semver"
                        }
                    ]
                },
                {
                    "collectionURL": "https://github.com",
                    "cpes": [
                        "cpe:2.3:a:ash-project:ash_lua:*:*:*:*:*:*:*:*"
                    ],
                    "defaultStatus": "unaffected",
                    "modules": [
                        "'Elixir.AshLua.Runtime'"
                    ],
                    "packageName": "ash-project/ash_lua",
                    "packageURL": "pkg:github/ash-project/ash_lua",
                    "product": "ash_lua",
                    "programFiles": [
                        "lib/ash_lua/runtime.ex"
                    ],
                    "programRoutines": [
                        {
                            "name": "'Elixir.AshLua.Runtime':eval!/2"
                        }
                    ],
                    "repo": "https://github.com/ash-project/ash_lua",
                    "vendor": "ash-project",
                    "versions": [
                        {
                            "lessThan": "c0dfcd9494766d548178c37df0bd01cff378e1c7",
                            "status": "affected",
                            "version": "8675e47cca81f36594083a7e63379bac9e123e72",
                            "versionType": "git"
                        }
                    ]
                }
            ],
            "configurations": [
                {
                    "lang": "en",
                    "supportingMedia": [
                        {
                            "base64": false,
                            "type": "text/html",
                            "value": "<p>Reachable only when an application exposes AshLua scripting (the <code>AshLua.Resource</code> / <code>AshLua.Domain</code> extensions) to callers who can submit or influence Lua scripts, and the exposed resource has attributes that are not on the exposed-field surface.</p>"
                        },
                        {
                            "base64": false,
                            "type": "text/markdown",
                            "value": "Reachable only when an application exposes AshLua scripting (the `AshLua.Resource` / `AshLua.Domain` extensions) to callers who can submit or influence Lua scripts, and the exposed resource has attributes that are not on the exposed-field surface."
                        }
                    ],
                    "value": "Reachable only when an application exposes AshLua scripting (the AshLua.Resource / AshLua.Domain extensions) to callers who can submit or influence Lua scripts, and the exposed resource has attributes that are not on the exposed-field surface."
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "cpeMatch": [
                                {
                                    "criteria": "cpe:2.3:a:ash-project:ash_lua:*:*:*:*:*:*:*:*",
                                    "versionEndExcluding": "0.2.1",
                                    "versionStartIncluding": "0.1.0",
                                    "vulnerable": true
                                }
                            ],
                            "negate": false,
                            "operator": "OR"
                        }
                    ],
                    "operator": "AND"
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "type": "finder",
                    "value": "Peter Ullrich"
                },
                {
                    "lang": "en",
                    "type": "reporter",
                    "value": "Peter Ullrich"
                },
                {
                    "lang": "en",
                    "type": "remediation developer",
                    "value": "Zach Daniel / Ash Project"
                },
                {
                    "lang": "en",
                    "type": "coordinator",
                    "value": "Jonatan Männchen / EEF"
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "supportingMedia": [
                        {
                            "base64": false,
                            "type": "text/html",
                            "value": "<p>Improper Protection of Alternate Path vulnerability in ash-project ash_lua allows a user-supplied Lua script to read attributes that are not on the exposed-field allow-list.</p>\n<p>AshLua exposes Ash resources to Lua scripts, gated by a manifest declaring which fields are exposed. The <code>read</code> action's <code>operation</code> aggregate path in <code>AshLua.Runtime</code> took the field name straight from the Lua call and resolved it with only <code>String.to_existing_atom</code> and <code>Ash.Query.Aggregate.new!</code>, neither of which consults the exposed-field allow-list the normal <code>fields</code> path enforces. A script can therefore read the value of any attribute of any record the actor may read, including private <code>sensitive?: true</code> columns, via <code>resource.read({ operation = {\"list\", \"hashed_password\"} })</code>; <code>min</code> and <code>max</code> give a value oracle. Anyone able to submit or influence a Lua script can reach this.</p>\n<p>This issue affects ash_lua: from 0.1.0 before 0.2.1.</p>"
                        },
                        {
                            "base64": false,
                            "type": "text/markdown",
                            "value": "Improper Protection of Alternate Path vulnerability in ash-project ash_lua allows a user-supplied Lua script to read attributes that are not on the exposed-field allow-list.\n\nAshLua exposes Ash resources to Lua scripts, gated by a manifest declaring which fields are exposed. The `read` action's `operation` aggregate path in `AshLua.Runtime` took the field name straight from the Lua call and resolved it with only `String.to_existing_atom` and `Ash.Query.Aggregate.new!`, neither of which consults the exposed-field allow-list the normal `fields` path enforces. A script can therefore read the value of any attribute of any record the actor may read, including private `sensitive?: true` columns, via `resource.read({ operation = {\"list\", \"hashed_password\"} })`; `min` and `max` give a value oracle. Anyone able to submit or influence a Lua script can reach this.\n\nThis issue affects ash_lua: from 0.1.0 before 0.2.1."
                        }
                    ],
                    "value": "Improper Protection of Alternate Path vulnerability in ash-project ash_lua allows a user-supplied Lua script to read attributes that are not on the exposed-field allow-list.\n\nAshLua exposes Ash resources to Lua scripts, gated by a manifest declaring which fields are exposed. The read action's operation aggregate path in AshLua.Runtime took the field name straight from the Lua call and resolved it with only String.to_existing_atom and Ash.Query.Aggregate.new!, neither of which consults the exposed-field allow-list the normal fields path enforces. A script can therefore read the value of any attribute of any record the actor may read, including private sensitive?: true columns, via resource.read({ operation = {\"list\", \"hashed_password\"} }); min and max give a value oracle. Anyone able to submit or influence a Lua script can reach this.\n\nThis issue affects ash_lua: from 0.1.0 before 0.2.1."
                }
            ],
            "impacts": [
                {
                    "capecId": "CAPEC-554",
                    "descriptions": [
                        {
                            "lang": "en",
                            "value": "CAPEC-554 Functionality Bypass"
                        }
                    ]
                }
            ],
            "metrics": [
                {
                    "cvssV4_0": {
                        "Automatable": "NOT_DEFINED",
                        "Recovery": "NOT_DEFINED",
                        "Safety": "NOT_DEFINED",
                        "attackComplexity": "LOW",
                        "attackRequirements": "PRESENT",
                        "attackVector": "NETWORK",
                        "baseScore": 8.2,
                        "baseSeverity": "HIGH",
                        "privilegesRequired": "NONE",
                        "providerUrgency": "NOT_DEFINED",
                        "subAvailabilityImpact": "NONE",
                        "subConfidentialityImpact": "NONE",
                        "subIntegrityImpact": "NONE",
                        "userInteraction": "NONE",
                        "valueDensity": "NOT_DEFINED",
                        "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
                        "version": "4.0",
                        "vulnAvailabilityImpact": "NONE",
                        "vulnConfidentialityImpact": "HIGH",
                        "vulnIntegrityImpact": "NONE",
                        "vulnerabilityResponseEffort": "NOT_DEFINED"
                    },
                    "format": "CVSS",
                    "scenarios": [
                        {
                            "lang": "en",
                            "value": "GENERAL"
                        }
                    ]
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-424",
                            "description": "CWE-424 Improper Protection of Alternate Path",
                            "lang": "en",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "providerMetadata": {
                "orgId": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db",
                "shortName": "EEF",
                "dateUpdated": "2026-09-07T22:34:14.837Z"
            },
            "references": [
                {
                    "tags": [
                        "vendor-advisory",
                        "related"
                    ],
                    "url": "https://github.com/ash-project/ash_lua/security/advisories/GHSA-37jv-wc37-fhcw"
                },
                {
                    "tags": [
                        "related"
                    ],
                    "url": "https://cna.erlef.org/cves/CVE-2026-82586.html"
                },
                {
                    "tags": [
                        "related"
                    ],
                    "url": "https://osv.dev/vulnerability/EEF-CVE-2026-82586"
                },
                {
                    "tags": [
                        "patch"
                    ],
                    "url": "https://github.com/ash-project/ash_lua/commit/c0dfcd9494766d548178c37df0bd01cff378e1c7"
                }
            ],
            "source": {
                "discovery": "EXTERNAL"
            },
            "title": "AshLua read operation aggregate bypasses the exposed-field allow-list, exposing private attributes"
        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-09-08T14:44:32.288129Z",
                                "id": "CVE-2026-82586",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "partial"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-09-08T14:44:37.935Z"
                }
            }
        ]
    }
}