EEF-CVE-2026-82740 Ash.Type ignores outer array constraints on nested {:array, {:array, type}} inputs

Summary Improper Input Validation vulnerability in ash-project ash fails to enforce the outer array constraints on a doubly-nested :array, :array, type attribute, letting invalid input pass validation. Ash.Type.applyconstraints/3 lib/ash/type/type.ex handled the :array, :array, type case by mappi...

EEF-CVE-2026-82739 Ash.Resource.Validation.Confirm leaks a confirmed field's stored value in the atomic mismatch error

Summary Generation of Error Message Containing Sensitive Information vulnerability in ash-project ash discloses the stored value of a confirmed field to an actor who fails its confirmation check. Ash.Resource.Validation.Confirm's atomic implementation atomic/2 in...

EEF-CVE-2026-82738 Ash.Type.UUIDv7 accepts non-v7 UUIDs that then fail to load, causing persistent denial of service

Summary Improper Input Validation vulnerability in ash-project ash allows an attacker to persistently deny reads of a record by storing a non-version-7 UUID in an Ash.Type.UUIDv7 attribute. Ash.Type.UUIDv7.castinput/2 accepts any well-formed UUID string, including non-version-7 UUIDs, and stores ...

EEF-CVE-2026-82737 Ash.Vector wraps the 16-bit dimension header for vectors over 65,535 elements, corrupting data and crashing reads

Summary Integer Overflow or Wraparound vulnerability in ash-project ash lets an attacker corrupt a stored vector and crash later reads of it by submitting a vector with more than 65,535 elements. Ash.Vector.new/1 lib/ash/vector.ex encodes a vector as followed by the element floats, packing the...

EEF-CVE-2026-82736 Ash.Type.CiString validates length and match constraints before case folding, allowing constraint bypass

Summary Incorrect Behavior Order: Validate Before Canonicalize vulnerability in ash-project ash lets an attacker store a case-insensitive string value that violates its length or match constraints. Ash.Type.CiString.applyconstraints/2 lib/ash/type/cistring.ex validated the maxlength, minlength, a...

EEF-CVE-2026-82735 Match regex runs on over-length input in Ash.Type.String, enabling regex denial of service

Summary Uncontrolled Resource Consumption vulnerability in ash-project ash allows an attacker to force an expensive regular expression to run on input that a length constraint should have already rejected. Ash.Type.String.applyconstraints/2 lib/ash/type/string.ex evaluated the :match regex...

EEF-CVE-2026-82734 Non-finite Infinity/NaN decimal values bypass bounds constraints in Ash.Type.Decimal

Summary Improper Validation of Specified Quantity in Input vulnerability in ash-project ash allows an attacker to submit a non-finite decimal value that bypasses numeric bounds constraints or fails later operations on the value. Ash.Type.Decimal cast input through Ecto's decimal cast in castinput...

EEF-CVE-2026-82731 Unescaped path parameters in AshTypescript generated TypeScript client allow request redirection

Summary URL Redirection to Untrusted Site 'Open Redirect' vulnerability in ash-project ashtypescript allows an attacker who controls a path-parameter value to redirect a generated client's request, and the credentials attached to it, to an unintended route or an external origin. The URL builders ...

EEF-CVE-2026-74837 Unbounded atom creation from client-supplied RPC field names in AshTypescript field formatter

Summary Allocation of Resources Without Limits or Throttling vulnerability in ash-project ashtypescript allows an unauthenticated attacker to exhaust the BEAM atom table and abort the node via client-supplied RPC field names. AshTypescript.FieldFormatter.converttofieldatom/2 in...

EEF-CVE-2026-82733 Route handler return value echoed into AshTypescript error response

Summary Generation of Error Message Containing Sensitive Information vulnerability in ash-project ashtypescript allows an unauthenticated attacker to read internal application data from an HTTP 500 response body. When a typed-controller route handler returns anything other than a %Plug.Conn,...

EEF-CVE-2026-82732 Declared argument constraints not enforced on AshTypescript typed controller routes

Summary Improper Input Validation vulnerability in ash-project ashtypescript allows a remote attacker to submit argument values outside a declared allowlist or bound on typed-controller routes. AshTypescript.TypedController.RequestHandler in lib/ashtypescript/typedcontroller/requesthandler.ex cal...

EEF-CVE-2026-82730 Authorization-redacted field values disclosed through AshTypescript result normalization

Summary Incorrect Authorization vulnerability in ash-project ashtypescript allows an unauthorized RPC caller to read attribute values that Ash field policies denied. When a field policy denies an attribute, Ash substitutes %Ash.ForbiddenField, which retains the real value in originalvalue because...

EEF-CVE-2026-77950 RPC error handler fails open in AshTypescript, disclosing unredacted errors

Summary Generation of Error Message Containing Sensitive Information vulnerability in ash-project ashtypescript allows an unauthenticated attacker to receive unredacted internal error data by provoking an error shape the configured error handler does not match. applyerrorhandler/3 in...

EEF-CVE-2026-77856 Unbounded atom creation from typed struct field names in AshTypescript field selector

Summary Allocation of Resources Without Limits or Throttling vulnerability in ash-project ashtypescript allows an unauthenticated attacker to exhaust the BEAM atom table and abort the node via client-supplied typed struct field names. resolvetypedstructfield/2 in...

EEF-CVE-2026-82725 AshPhoenix FilterForm allows filtering across non-public relationships, disclosing private related data

Summary Authorization Bypass Through User-Controlled Key vulnerability in ash-project ashphoenix lets an attacker who controls filter form parameters filter across relationships the resource author marked non-public, turning the returned rows into a boolean oracle over private related data...

EEF-CVE-2026-82724 Broken access control in AshPhoenix SubdomainHook via a nil tenant in handle_subdomain

Summary Incorrect Authorization vulnerability in ash-project ashphoenix invokes the SubdomainHook authorization callback with a nil tenant, so tenant-scoped access checks never see the tenant they are meant to enforce. AshPhoenix.LiveView.SubdomainHook.onmount/4 attached a handleparams hook to...

EEF-CVE-2026-82726 AshPhoenix get_subdomain maps a crafted or differently-cased Host header to an arbitrary tenant

Summary Permissive Regular Expression vulnerability in ash-project ashphoenix lets a remote client select the tenant an Ash application uses, or degrade the request, by sending a crafted Host header. AshPhoenix.Helpers.getsubdomain/2 stripped the root domain with String.replacehost, r/.?roothost/...

EEF-CVE-2026-82727 AshPhoenix Form.Auto leaks submitted params in an unknown _union_type error message

Summary Generation of Error Message Containing Sensitive Information vulnerability in ash-project ashphoenix writes the entire raw submitted param map into an exception message, so secrets submitted alongside a union form field leak into logs, crash reports and the dev error page. When...

EEF-CVE-2026-82673 Path traversal in AshAdmin file uploads via unsanitized client filename

Summary Improper Limitation of a Pathname to a Restricted Directory Path Traversal vulnerability in ash-project ashadmin allows writing attacker-controlled bytes to arbitrary paths on the server. AshAdmin.Components.Resource.Form.consumefileuploads/1 builds the destination as Path.jointmpdir,...

EEF-CVE-2026-81853 AshAdmin composite primary key decoding accepts arbitrary fields, enabling a secret-attribute oracle

Summary Authorization Bypass Through User-Controlled Key vulnerability in ash-project ashadmin turns a record-lookup URL into an equality oracle over sensitive attributes. AshAdmin.Helpers.decodeprimarykey/2 decodes the composite-primary-key form Base64 plus ETF and returns the decoded map verbat...

EEF-CVE-2026-81852 AshAdmin ships a hardcoded CSP nonce, allowing nonce-based CSP bypass

Summary Use of Insufficiently Random Values vulnerability in ash-project ashadmin ships a hardcoded, publicly known CSP nonce, defeating nonce-based Content-Security-Policy protection. When mounted without :cspnonceassignkey, AshAdmin.Router.ashadmin/2 defaulted the img, style, and script nonces ...

EEF-CVE-2026-82681 Query-parameter injection in AshAdmin row-action links via unencoded string primary keys

Summary Improper Encoding or Escaping of Output vulnerability in ash-project ashadmin lets an attacker who controls a record's string primary key rewrite the target of AshAdmin's row-action links. The Table, DataTable, and Show components built row-action URLs by raw string interpolation, splicin...

EEF-CVE-2026-77850 Stored XSS in AshAdmin relationship typeahead via unescaped label_field content

Summary Stored Cross-site Scripting vulnerability in ash-project ashadmin executes attacker-supplied record content as script in an administrator's browser. The relationship typeahead components AshAdmin.Components.Resource.RelationshipField and...

EEF-CVE-2026-82722 AshAdmin LiveView events intern atoms from client input, exhausting the atom table (node DoS)

Summary Allocation of Resources Without Limits or Throttling vulnerability in ash-project ashadmin lets any client that can reach the admin LiveView exhaust the BEAM atom table and crash the entire node. Two LiveView event handlers interned atoms from unvalidated client input: AshAdmin.PageLive's...

EEF-CVE-2026-75757 AshAdmin cookie reader matches names by substring, enabling actor/session shadowing from a sibling subdomain

Summary Reliance on Cookies without Validation and Integrity Checking vulnerability in ash-project ashadmin lets an attacker who controls a sibling subdomain rebind an admin's session to a different actor, tenant, or authorization mode. AshAdmin's client JavaScript read its state cookies tenant,...

EEF-CVE-2026-75760 AshAi vectorize change leaks raw embedding-provider errors, including credentials, in a user-facing error

Summary Generation of Error Message Containing Sensitive Information vulnerability in ash-project ashai discloses provider request state and credentials in a user-facing validation error. In AshAi.Changes.Vectorize, when the embedding provider call fails the change added a changeset error whose...

EEF-CVE-2026-82580 AshAi echoes raw tool exception messages into the conversation, disclosing internal details

Summary Generation of Error Message Containing Sensitive Information vulnerability in ash-project ashai discloses internal error text to chat users. In AshAi.ToolLoop and AshAi.Tools, an exception raised while executing a tool was serialized verbatim with Exception.message/1 into the tool-result...

EEF-CVE-2026-82579 AshAi tool loop never terminates when all tool calls are filtered out, enabling denial of service

Summary Loop with Unreachable Exit Condition Infinite Loop vulnerability in ash-project ashai allows an attacker who can influence a model's output to hang the tool loop and drive unbounded, repeated model requests. AshAi.ToolLoop classifies a model response of :toolcalls, then filters the calls...

EEF-CVE-2026-82564 Identity tool filter in AshAi accepts operator maps, allowing update or destroy of unidentified records

Summary Authorization Bypass Through User-Controlled Key vulnerability in ash-project ashai allows a caller of an identity-configured tool to update or destroy records it never identified, including every row in the table. In AshAi.Tool.Execution, identityfilter/3 built the update/destroy filter...

EEF-CVE-2026-81315 MCP DNS-rebinding origin check in AshAi is bypassed by a spoofed X-Forwarded-Proto header

Summary Origin Validation Error vulnerability in ash-project ashai allows a malicious web page to bypass the MCP server's DNS-rebinding protection and issue cross-site requests to a user's local MCP server with that user's actor. In AshAi.Mcp.Server, with the default allowedorigins: nil,...

EEF-CVE-2026-77956 EEx template evaluation of prompt content in AshAi enables remote code execution

Summary Improper Control of Generation of Code Code Injection vulnerability in ash-project ashai allows a remote, unauthenticated client to execute arbitrary Elixir code. AshAi.Actions.Prompt evaluates prompt content through EEx.evalstring/2. The documented prompt: fn input, context - ... end for...

EEF-CVE-2026-78693 Incomplete redaction re-attaches the original error path in AshGraphql, leaking internal field names

Summary Generation of Error Message Containing Sensitive Information vulnerability in ash-project ashgraphql allows a remote client to read internal field names that an application configured its errorhandler to redact. In AshGraphql.Errors, each error is passed to the configured errorhandler and...

EEF-CVE-2026-80223 Cross-tenant subscription disclosure in AshGraphql authorizes notifications in memory without a tenant-scoped read

Summary Incorrect Authorization vulnerability in ash-project ashgraphql allows an authenticated subscriber in one tenant to receive another tenant's records over GraphQL subscriptions. The subscription resolver in AshGraphql.Graphql.Resolver authorizes each notification payload in memory: its fas...

EEF-CVE-2026-81636 Query-complexity limit bypass via first/last pagination arguments in AshGraphql enables denial of service

Summary Allocation of Resources Without Limits or Throttling vulnerability in ash-project ashgraphql allows an unauthenticated client to bypass the configured GraphQL query-complexity limit and force an unbounded database read. AshGraphql.Graphql.Resolver.querycomplexity/3 multiplies child...

EEF-CVE-2026-81633 Unhandled KeyError in AshGraphql relay node resolution crashes queries via an unknown type segment

Summary Improper Input Validation vulnerability in ash-project ashgraphql allows an unauthenticated client to crash a relay nodeid: ... query with an unhandled KeyError. AshGraphql.Graphql.Resolver.resolvenode/2 decodes the client-supplied global ID with decoderelayid/1, which only base64-decodes...

EEF-CVE-2026-81643 Broken access control in AshGraphql subscription batcher applies authorization suppression to only the first notification

Summary Incorrect Authorization vulnerability in ash-project ashgraphql delivers GraphQL subscription payloads for records a subscriber is not authorized to see. In AshGraphql.Subscription.Batcher, dosend/5 resolves the first notification of a batch and filters it with shouldsend?/1, which drops...

EEF-CVE-2026-82367 Re-entrant synchronous publish in AshGraphql subscription batcher delivers one subscriber's records to another's topic

Summary Exposure of Data Element to Wrong Session vulnerability in ash-project ashgraphql can deliver one subscription's resolved records to a different subscriber's topic. AshGraphql.Subscription.Batcher.dosend/5 reads the resolved batch from the process dictionary via Process.get:batchresolved...

EEF-CVE-2026-81322 Cloaked plaintext leaks through a non-sensitive action argument in AshCloak

Summary Exposure of Sensitive Information to an Unauthorized Actor vulnerability in ash-project ashcloak allows anyone with access to logs, error trackers, or crash reports, or anyone who can trigger a validation error, to recover the plaintext of a field the library encrypts...

EEF-CVE-2026-81319 Unsafe deserialization of decrypted terms enables node DoS in AshCloak

Summary Deserialization of Untrusted Data vulnerability in ash-project ashcloak allows an attacker who can influence the bytes of an encrypted column to crash the BEAM node, by triggering unbounded atom creation or a decompression bomb during decryption. AshCloak.Calculations.Decrypt decodes the...

EEF-CVE-2026-78699 rename_tenant returns :ok on a failed rename, enabling cross-tenant access in AshPostgres

Summary Unchecked Return Value vulnerability in ash-project ashpostgres allows a user who can drive a tenant rename to a name that collides with an existing tenant's schema to have their tenant record repointed at that other tenant's live schema, gaining access to its data...

EEF-CVE-2026-77454 exists/2 predicate silently dropped on limited relationships with a parent() filter in AshSql

Summary Incorrect Authorization vulnerability in ash-project ashsql allows a caller to bypass a scoping or authorization filter expressed as exists/2 over a relationship that declares both a limit or frommany? and a parent...-referencing filter or sort. AshSql.Join.relatedquery/3 skips the...

EEF-CVE-2026-81316 Same-named aggregates with differing filters are conflated in AshSql

Summary Incorrect Authorization vulnerability in ash-project ashsql allows a caller to receive an aggregate value computed over rows a more restrictive filter should have excluded, disclosing counts, sums, or lists across an authorization or tenancy boundary. AshSql.Aggregate.differentqueries?/2...

EEF-CVE-2026-81318 Distinct-query aggregate drops the tenant schema prefix, leaking across tenants in AshSql

Summary Incorrect Authorization vulnerability in ash-project ashsql allows a caller in a schema-based multitenant application to receive aggregate values computed from another tenant's rows. When an aggregate is computed over a distinct query, AshSql.AggregateQuery.addsingleaggs/5 rebuilds the...

EEF-CVE-2026-78691 Unescaped backslash allows LIKE wildcard injection in AshSql string search

Summary Improper Neutralization of Special Elements in Data Query Logic vulnerability in ash-project ashsql allows a user who supplies a search term to contains/2, stringstartswith/2, or stringendswith/2 to inject live SQL LIKE wildcards, turning a literal substring search into an...

EEF-CVE-2026-80227 SQL string_trim removes only spaces, diverging from in-memory trimming in AshSql

Summary Incorrect Comparison vulnerability in ash-project ashsql allows a user to pad a string field with tab, newline, carriage-return, or form-feed characters and pass a trimmed uniqueness or equality check in the database that the same expression would fail in memory or the reverse. stringtrim...

EEF-CVE-2026-78228 Unbounded handle_error recursion enables denial of service in AshOban triggers

Summary Uncontrolled Recursion vulnerability in ash-project ashoban allows a user who can drive a trigger's onerror action to fail on the final attempt to exhaust worker CPU and memory, denying service. The generated worker's atomic handleerror/4 runs the trigger's onerror action on a job's final...

EEF-CVE-2026-78038 Job argument injection via :args overrides primary_key and tenant in AshOban

Summary Improperly Controlled Modification of Dynamically-Determined Object Attributes vulnerability in ash-project ashoban allows a user whose input reaches the :args option of AshOban.buildtrigger/3 to retarget an update or destroy trigger at another record, including across tenants...

EEF-CVE-2026-77846 JSON path injection via unescaped get_path segments in AshSqlite

Summary Improper Neutralization of Special Elements in Data Query Logic vulnerability in ash-project ashsqlite allows an attacker who controls a getpath/2 segment to traverse into nested JSON the application never exposed, disclosing private or sensitive? embedded fields...

EEF-CVE-2026-75759 Encrypted ID token or JARM response accepted without a nested signature in erlef oidcc

Summary Improper Verification of Cryptographic Signature vulnerability in erlef oidcc allows an unauthenticated attacker to impersonate an arbitrary user via an encrypted ID token or JARM response carrying no nested signature. OpenID Connect Core 1.0 section 2 requires that an encrypted ID token ...

EEF-CVE-2026-77831 Algorithmic-complexity denial of service in AshPaperTrail full-diff list tracking

Summary Inefficient Algorithmic Complexity vulnerability in ash-project ashpapertrail allows a user who can submit a large array attribute to a paper-trailed create or update action to cause a denial of service through excessive CPU and memory use. With full-diff change tracking,...