38,661 results · Feed
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High 8.7
Digest authentication lossy encoding
In Eclipse Jetty, the Digest authentication server-side component uses ISO-8859-1 to encode the password as bytes. This was done because the initial specification for HTTP did not specify explicitly a charset, and it was assumed to be ISO-8859-1 for historica…
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Medium 5.1
n8n before 1.123.64 Credential Exposure via LLM Node Execution Data
n8n versions before 1.123.64 fail to properly mask custom HTTP header credentials in LLM sub-node execution data, writing plaintext API keys and secrets to workflow execution records. Authenticated users with access to execution data can read exposed header v…
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Medium 6.3
Dompdf: Embedded SVG images can leak existence of files and directories within the filesystem
Dompdf is an HTML to PDF converter for PHP. In versions 3.15 and prior, if a malicious actor can supply unrestricted content for rendering by Dompdf they can utilize the SVG rendering functionality to leak filesystem information when rendering PDF files using…
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Medium 6.3
Dompdf: Denial of Service (DoS) via Resource Exhaustion using Oversized Image Bitmaps
Dompdf is an HTML to PDF converter for PHP. Versions 3.15 and prior are vulnerable to a Denial of Service (DoS) attack via resource exhaustion. An attacker can crash the PHP process by providing a specially crafted HTML document containing a single image with…
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Medium 6.3CVE-2026-59941 Public exploit
Dompdf: Uncontrolled resource consumption based on declared BMP dimensions
Dompdf is an HTML to PDF converter for PHP. Versions 3.15 and prior accept a BMP image and generates a PDF-compatible PNG based only on its declared header dimensions and never bounds width × height before the image is converted through GD. A 58-byte BMP whos…
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Low 2.1
LiteLLM: Custom Code Guardrails production endpoints bypass code safety checks
LiteLLM is a proxy server (AI Gateway) to call LLM APIs in OpenAI (or native) format. Prior to 1.82.0-stable, LiteLLM's Custom Code Guardrails production create and update paths did not apply the same sandboxing and validation used by the test endpoint, allow…
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High 8.8
LiteLLM: MCP Authentication Bypass via OAuth2 Passthrough Fallback
LiteLLM is a proxy server (AI Gateway) to call LLM APIs in OpenAI (or native) format. Prior to 1.84.0, LiteLLM's MCP Streamable HTTP endpoint allowed an unauthenticated attacker to use a fabricated Authorization header to trigger an OAuth2 passthrough fallbac…
KEV Sep 2, 2026 -
Low 2.1
LiteLLM: Local file read via request-supplied OIDC file references
LiteLLM is a proxy server (AI Gateway) to call LLM APIs in OpenAI (or native) format. Prior to 1.83.10-stable, LiteLLM's /health/test_connection endpoint resolved request-supplied environment and OIDC file references in litellm_params, allowing a proxy admini…
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Medium 6.1
LiteLLM: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
LiteLLM is a proxy server (AI Gateway) to call LLM APIs in OpenAI (or native) format. Prior to 1.83.7-stable, LiteLLM Skills archive extraction did not sufficiently validate file paths from uploaded skill ZIP archives, allowing an authenticated user with acce…
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Medium 6.3
n8n before 2.28.0 Authentication Bypass via test-webhook
n8n before 2.28.0 (and before 2.27.4 on the 2.27.x branch) registers the DELETE /${restEndpoint}/test-webhook/:id endpoint before authentication middleware is applied, allowing any unauthenticated network caller who knows a workflow ID to cancel that workflow…
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Medium 5.1
n8n before 1.123.64 Credential Exfiltration via GraphQL Node
n8n before 1.123.64, 2.29.8, and 2.30.1 fails to enforce the "Allowed HTTP Request Domains" restriction on HTTP-based credentials (Header Auth, Basic Auth, Query Auth, OAuth) in the GraphQL node, unlike the HTTP Request node. An authenticated user able to cre…
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Medium 5.1
n8n before 2.30.1 Missing OAuth Authorization Check
n8n before 2.29.8 and 2.30.x before 2.30.1 (affected from 2.27.0, when the OAuth 2.1 consent and token-issuance flow was introduced) does not verify that the authenticated user has access to the workflow referenced as the OAuth resource. On instances with at …
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Medium 5.5
n8n before 2.30.1 Shell Sandbox Bypass on Linux Windows
n8n before 2.29.8 and 2.30.x before 2.30.1 does not enforce shell sandbox restrictions on Linux and Windows in the @n8n/computer-use package (sandboxing was applied only on macOS). Shell commands executed by the tool run without any filesystem or network rest…
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Medium 5.3
n8n - Disk Space Exhaustion via Data-Table File Upload Endpoint
n8n before 2.28.0 (and before 1.123.58 on the 1.x branch) contains a disk space exhaustion vulnerability in the data-table file upload endpoint. The per-request quota check does not account for files already written to the shared temporary directory, allowing…
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Medium 5.3
n8n - Improper Authorization in Workflow Assignment to Folders
n8n before 2.28.0 contains an improper authorization vulnerability allowing authenticated users to assign workflows to folders in other projects. Attackers can bypass project and folder authorization boundaries by supplying crafted request payloads during wor…
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Medium 6.3
n8n - External Secrets Disclosure via Workflow Node Expressions
n8n before 2.28.1 contains an information disclosure vulnerability where external secrets are incorrectly resolved in workflow node expressions outside credentials scope. Authenticated project editors can read plaintext external secret values by referencing t…
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Medium 5.3
n8n - SQL Injection in MySQL v1 executeQuery Operation via Expression Interpolation
n8n before 1.123.61, 2.x before 2.27.4, and 2.28.x before 2.28.1 contains a SQL injection vulnerability in the legacy MySQL v1 node's executeQuery operation. The operation substitutes evaluated {{ ... }} expression values directly into the raw SQL string with…
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Medium 6.0
n8n - Permission Bypass via Expression Parser Mismatch in External Secrets
n8n before versions 1.123.61, 2.27.4, and 2.28.1 contains a permission bypass vulnerability in external secrets handling caused by a mismatch between the static validation check and the runtime expression engine. An authenticated user with credential create o…
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Medium 4.9
n8n before 2.32.1 Path Traversal via computer-use search_files
n8n before 2.31.5 and 2.32.x before 2.32.1 contain a path-confinement bypass in the @n8n/computer-use file-search (search_files) tool. A crafted search pattern can bypass the base-directory confinement check and expand to locations outside the configured dire…
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Medium 6.1
n8n before 1.123.67 Prototype Pollution via VM Expression Engine
n8n before 1.123.67, 2.31.5, and 2.32.1 contains a prototype pollution vulnerability in the VM expression engine. An authenticated user able to create or edit a workflow expression can abuse the engine's array-element access to obtain a reference to a host bu…
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High 7.1
n8n before 1.123.67 Prototype Pollution via Edit Fields
n8n before 1.123.67, 2.31.5, and 2.32.1 contains a prototype pollution vulnerability in the Edit Fields (Set) node. The node assigns output fields via a dot-notation path setter without restricting the field name, allowing an authenticated user to name a fiel…
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High 7.7
n8n before 1.123.67 Arbitrary File Write via Edit Image Node
n8n versions before 1.123.67, 2.31.5, and 2.32.1 contain an arbitrary file write vulnerability in the Edit Image node, which passes its output format parameter to the underlying image library without validation. An authenticated user able to run workflows can…
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High 7.2
n8n before 1.123.67 Credential Exfiltration via Sub-Workflow
n8n before 1.123.67, 2.31.5, and 2.32.1 validates credential-access only for a node's top-level credentials and not for credentials referenced inside an Execute Sub-workflow node's inline workflow JSON. A member with Editor access to a shared workflow (when w…
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High 7.1
n8n before 1.123.67 Authentication Bypass via HTTP Request Node
n8n before 1.123.67, 2.31.5, and 2.32.1 contains a credential authorization bypass in the HTTP Request node. An authenticated member with edit access to a shared workflow can reference another user's credential while specifying the credential type via an expr…
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High 8.7
n8n before 2.32.1 Remote Code Execution via Expression Sandbox Escape
n8n before 2.31.5 and before 2.32.1 contain a sandbox escape vulnerability in expression evaluation. An authenticated user with permission to create or modify workflows can craft expressions using arrow-function bodies to bypass the expression sandbox, trigge…
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High 8.2
n8n before 1.123.67 Arbitrary File Read via Send Email Node
n8n before 1.123.67, 2.x before 2.31.5, and 2.32.x before 2.32.1 contain a type confusion vulnerability in the Send Email node, which does not enforce that its message fields are strings. A crafted non-string value supplied from a workflow expression into the…
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High 8.7
n8n before 1.123.67 Remote Code Execution via Git node
n8n before 1.123.67, 2.x before 2.31.5, and 2.32.x before 2.32.1 contain a remote code execution vulnerability in the Git node. Authenticated users with rights to create and execute workflows can stage a crafted local repository that causes git to run hooks u…
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Medium 6.4
n8n before 2.32.1 SSRF Protection Bypass via MCP Client
n8n versions before 2.32.1 contain a server-side request forgery protection bypass vulnerability in the MCP Client node that allows authenticated users to bypass SSRF protections. Attackers can craft workflows that send requests to internal or blocked hosts w…
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High 7.1
n8n before 1.123.67 Path Traversal via Git Node Operations
n8n versions before 1.123.67 contain a path traversal vulnerability in the Git node's fetch, pull, and push-tags operations that allows authenticated users to bypass repository-path containment checks. Attackers with workflow create/execute rights can point a…
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High 7.1
n8n before 2.32.1 Credential Restriction Bypass via AI/LLM Nodes
n8n versions before 2.32.1 fail to enforce the Allowed HTTP Request Domains allowlist in multiple AI and LLM nodes when user-supplied base or endpoint URLs are configured. Low-privileged workflow editors with use-only access to shared credentials can redirect…
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High 8.9
n8n before 2.32.1 Authentication Bypass via Token Exchange
n8n before 2.32.1 (and before 2.31.5) is vulnerable to account takeover via the Token Exchange Embed Login feature. When a validly-signed incoming token was matched to a local account by its email claim, the service did not verify that the email claim was ver…
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High 7.7
n8n before 1.123.64, 2.29.8, and 2.30.1 Privilege Escalation via SSO Instance-Role
n8n versions before 1.123.64, 2.29.8, and 2.30.1 contain a privilege escalation vulnerability in Enterprise SSO instance-role provisioning. The provisioning path maps an IdP-asserted role claim to an n8n global role but does not prevent assignment of the glob…
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High 8.9CVE-2026-65591 Public exploit
n8n before 1.123.64 Sanitizer Bypass Remote Code Execution
n8n contains a sanitizer bypass vulnerability in the legacy expression evaluator's computed-member handler. An authenticated user with workflow create or modify permissions can craft a malicious expression to bypass the sanitizer and achieve host-level code e…
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Medium 6.3
n8n before 1.123.64, 2.29.8, and 2.30.1 SSRF via Dynamic Node Parameters
n8n versions before 1.123.64, 2.29.8, and 2.30.1 contain a server-side request forgery vulnerability in the dynamic-node-parameters endpoints that lack authorization scopes. Authenticated attackers can supply absolute URLs in routing configuration to override…
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High 8.9
n8n before 2.29.8 and 2.30.1 Privilege Escalation via Token Exchange
n8n before 2.30.1 and 2.29.8 assigns all Public API key scopes to JWTs issued through the Token Exchange module regardless of the acting user's role. On instances where the Token Exchange feature and Public API are enabled, a low-privileged user who can obtai…
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High 7.6
n8n: Cross-Issuer Token Exchange Account Binding via Subject-Only Identity Resolution
n8n is an open source workflow automation platform. Prior to 2.27.4 and from 2.28.0 prior to 2.28.1, n8n instances configured with more than one trusted token-exchange issuer resolved external identities to local accounts using only the JWT sub claim and igno…
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High 7.1
n8n: "Allowed HTTP Request Domains" Restriction Bypass via AI Agents MCP Connector
n8n is an open source workflow automation platform. Prior to 2.27.4 and 2.28.1, the AI Agents feature did not enforce the Allowed HTTP Request Domains restriction configured on credentials when an MCP tool was pointed at an arbitrary URL, allowing a member-le…
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High 7.1
n8n: Prototype Pollution via Workflow Credentials Leads to Unauthenticated User and Project Enumeration
n8n is an open source workflow automation platform. Prior to 1.123.61, 2.27.4, and, 2.28.1, an authenticated user with the default workflow:create permission could pollute Object.prototype through a crafted workflow saved, updated, or imported via the workflo…
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High 7.1
n8n: Shared Credential Header Leak via HTTP Request Pagination Expression
n8n is an open source workflow automation platform. Prior to 1.123.61, 2.27.4, and, 2.28.1, an authenticated member with use-only editor access to a shared workflow could read credential-populated headers exposed via the $request object inside an HTTP Request…
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Medium 5.7
Netty: CRLF Injection via Multipart Filename in Netty HttpPostRequestEncoder
Netty is an asynchronous, event-driven network application framework. Prior to versions 4.1.136.Final and 4.2.16.Final, HttpPostRequestEncoder constructs multipart HTTP request bodies by directly concatenating user-supplied filenames and field names into Cont…