n8n: Domain-Restriction Bypass via Unguarded Model-Search Endpoint in OpenAI Chat Model Node

Impact The OpenAI Chat Model node checked a custom base URL against the credential's allowed-domains configuration before sending a request, but the model-search dropdown did not. A request setting options.baseURL on that path reached an arbitrary host with the credential attached, so the domain...

EUVD-2026-74274

n8n: Domain-Restriction Bypass via Unguarded Model-Search Endpoint in OpenAI Chat Model Node...

NPM: n8n: Domain-Restriction Bypass via Unguarded Model-Search Endpoint in OpenAI Chat Model Node

NPM: n8n: Domain-Restriction Bypass via Unguarded Model-Search Endpoint in OpenAI Chat Model Node vulnerability discovered by ? in WordPress Npm n8n versions 1.123.76...

GHSA-34FF-336R-5Q23 n8n: Domain-Restriction Bypass via Unguarded Model-Search Endpoint in OpenAI Chat Model Node

Impact The OpenAI Chat Model node checked a custom base URL against the credential's allowed-domains configuration before sending a request, but the model-search dropdown did not. A request setting options.baseURL on that path reached an arbitrary host with the credential attached, so the domain...

CVE-2026-86082

n8n is an open source workflow automation platform. Prior to 1.123.76, 2.37.7, and 2.38.2, the OpenAI Chat Model node enforced credential allowed-domain restrictions for normal calls but not for the model-search dropdown. A workflow editor could set options.baseURL to an arbitrary host and make t...

CVE-2026-86082

n8n , an open source workflow automation platform, is affected by a domain-restriction bypass in the OpenAI Chat Model node . The root cause is that the searchModels code path in loadModels.ts omitted the assertOpenAiCredentialAllowsUrl check, meaning the credential allowed-domain restrictions en...

CVE-2026-86082 n8n: Domain-Restriction Bypass via Unguarded Model-Search Endpoint in OpenAI Chat Model Node

n8n is an open source workflow automation platform. Prior to 1.123.76, 2.37.7, and 2.38.2, the OpenAI Chat Model node enforced credential allowed-domain restrictions for normal calls but not for the model-search dropdown. A workflow editor could set options.baseURL to an arbitrary host and make t...

CVE-2026-86082 n8n: Domain-Restriction Bypass via Unguarded Model-Search Endpoint in OpenAI Chat Model Node

n8n is an open source workflow automation platform. Prior to 1.123.76, 2.37.7, and 2.38.2, the OpenAI Chat Model node enforced credential allowed-domain restrictions for normal calls but not for the model-search dropdown. A workflow editor could set options.baseURL to an arbitrary host and make t...

PT-2026-88513

Impact The OpenAI Chat Model node checked a custom base URL against the credential's allowed-domains configuration before sending a request, but the model-search dropdown did not. A request setting options.baseURL on that path reached an arbitrary host with the credential attached, so the domain...

CVE-2026-86082: Server-Side Request Forgery (SSRF)

n8n is an open source workflow automation platform. Prior to 1.123.76, 2.37.7, and 2.38.2, the OpenAI Chat Model node enforced credential allowed-domain restrictions for normal calls but not for the model-search dropdown. A workflow editor could set options.baseURL to an arbitrary host and make t...

PYSEC-2026-2758 Open WebUI: Authenticated users can bypass model access control via exposed query parameter [AI-ASSISTED]

Summary An internal-only bypassfilter parameter is exposed on the /openai/chat/completions and /ollama/api/chat HTTP endpoints via FastAPI query string binding, allowing any authenticated user to append ?bypassfilter=true and bypass model access control checks to invoke admin-restricted models...

CVE-2025-71379

A flaw was found in vLLM. Multiple regular expression denial of service ReDoS vulnerabilities exist in versions greater than or equal to 0.6.3 and less than 0.9.0. An attacker can exploit this by submitting crafted input with nested or repeated structures to specific regex patterns within vLLM,...

PT-2026-51171

vLLM versions = 0.6.3 and 0.9.0 contain multiple regular expression denial of service ReDoS vulnerabilities. Several regex patterns — in vllm/lora/utils.py, the phi4mini tool parser, and the OpenAI-compatible serving chat endpoint — are susceptible to catastrophic backtracking. An attacker...

Open WebUI 授权问题漏洞

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted WebUI under the open source Open WebUI project. Versions of Open WebUI prior to 0.8.11 had an authorization issue vulnerability. This vulnerability stemmed from the internal bypassfilter parameter being exposed through FastA...

GHSA-V6QF-75PR-P96M Open WebUI: Authenticated users can bypass model access control via exposed query parameter [AI-ASSISTED]

Summary An internal-only bypassfilter parameter is exposed on the /openai/chat/completions and /ollama/api/chat HTTP endpoints via FastAPI query string binding, allowing any authenticated user to append ?bypassfilter=true and bypass model access control checks to invoke admin-restricted models...

Open WebUI: Authenticated users can bypass model access control via exposed query parameter [AI-ASSISTED]

Summary An internal-only bypassfilter parameter is exposed on the /openai/chat/completions and /ollama/api/chat HTTP endpoints via FastAPI query string binding, allowing any authenticated user to append ?bypassfilter=true and bypass model access control checks to invoke admin-restricted models...

CVE-2025-60511

Moodle OpenAI Chat Block plugin 3.0.1 2025021700 suffers from an Insecure Direct Object Reference IDOR vulnerability due to insufficient validation of the blockId parameter in /blocks/openaichat/api/completion.php. An authenticated student can impersonate another user's block e.g., administrator...

CVE-2025-60511

Moodle OpenAI Chat Block plugin 3.0.1 2025021700 suffers from an Insecure Direct Object Reference IDOR vulnerability due to insufficient validation of the blockId parameter in /blocks/openaichat/api/completion.php. An authenticated student can impersonate another user's block e.g., administrator...

CVE-2025-60511: Authorization Bypass Through User-Controlled Key

Moodle OpenAI Chat Block plugin 3.0.1 2025021700 suffers from an Insecure Direct Object Reference IDOR vulnerability due to insufficient validation of the blockId parameter in /blocks/openaichat/api/completion.php. An authenticated student can impersonate another user's block e.g., administrator...

CVE-2025-60511

Moodle OpenAI Chat Block plugin 3.0.1 2025021700 suffers from an Insecure Direct Object Reference IDOR vulnerability due to insufficient validation of the blockId parameter in /blocks/openaichat/api/completion.php. An authenticated student can impersonate another user's block e.g., administrator...