CVE-2026-96581Published

An upsert on the primary key in Ash ignores attribute multitenancy, so one tenant can read, overwrite and take over another tenant's records

Exact source revision recorded 26 Oct 2026 15:35:30 UTC. It does not establish the source's current position. Latest evidence.

Recorded JSON

cve-program · CVE-2026-96581

Published

ash

https://repo.hex.pm

Original vendor version evidence · not evaluated as a NuGet range

{
                    "collectionURL": "https://repo.hex.pm",
                    "cpes": [
                        "cpe:2.3:a:ash-project:ash:*:*:*:*:*:*:*:*"
                    ],
                    "defaultStatus": "unaffected",
                    "modules": [
                        "'Elixir.Ash.Actions.Create'",
                        "'Elixir.Ash.Actions.Create.Bulk'",
                        "'Elixir.Ash.DataLayer.Ets'",
                        "'Elixir.Ash.DataLayer.Mnesia'"
                    ],
                    "packageName": "ash",
                    "packageURL": "pkg:hex/ash",
                    "product": "ash",
                    "programFiles": [
                        "lib/ash/actions/create/create.ex",
                        "lib/ash/actions/create/bulk.ex",
                        "lib/ash/data_layer/ets/ets.ex",
                        "lib/ash/data_layer/mnesia/mnesia.ex"
                    ],
                    "programRoutines": [
                        {
                            "name": "'Elixir.Ash.Actions.Create':run/4"
                        },
                        {
                            "name": "'Elixir.Ash.Actions.Create.Bulk':run/5"
                        },
                        {
                            "name": "'Elixir.Ash.DataLayer.Ets':upsert/4"
                        },
                        {
                            "name": "'Elixir.Ash.DataLayer.Mnesia':upsert/4"
                        }
                    ],
                    "repo": "https://github.com/ash-project/ash",
                    "vendor": "ash-project",
                    "versions": [
                        {
                            "lessThan": "3.37.2",
                            "status": "affected",
                            "version": "1.22.0",
                            "versionType": "semver"
                        }
                    ]
                }

ash-project/ash

https://github.com

Original vendor version evidence · not evaluated as a NuGet range

{
                    "collectionURL": "https://github.com",
                    "cpes": [
                        "cpe:2.3:a:ash-project:ash:*:*:*:*:*:*:*:*"
                    ],
                    "defaultStatus": "unaffected",
                    "modules": [
                        "'Elixir.Ash.Actions.Create'",
                        "'Elixir.Ash.Actions.Create.Bulk'",
                        "'Elixir.Ash.DataLayer.Ets'",
                        "'Elixir.Ash.DataLayer.Mnesia'"
                    ],
                    "packageName": "ash-project/ash",
                    "packageURL": "pkg:github/ash-project/ash",
                    "product": "ash",
                    "programFiles": [
                        "lib/ash/actions/create/create.ex",
                        "lib/ash/actions/create/bulk.ex",
                        "lib/ash/data_layer/ets/ets.ex",
                        "lib/ash/data_layer/mnesia/mnesia.ex"
                    ],
                    "programRoutines": [
                        {
                            "name": "'Elixir.Ash.Actions.Create':run/4"
                        },
                        {
                            "name": "'Elixir.Ash.Actions.Create.Bulk':run/5"
                        },
                        {
                            "name": "'Elixir.Ash.DataLayer.Ets':upsert/4"
                        },
                        {
                            "name": "'Elixir.Ash.DataLayer.Mnesia':upsert/4"
                        }
                    ],
                    "repo": "https://github.com/ash-project/ash",
                    "vendor": "ash-project",
                    "versions": [
                        {
                            "lessThan": "c9f0cdb31e7c084def05f3f5be69dd7bb7721754",
                            "status": "affected",
                            "version": "2333d01ddf37e5909769a513059b27e3183331c5",
                            "versionType": "git"
                        }
                    ]
                }