EUVD-2026-47796

A user with read-only privileges is able to craft an aggregation pipeline using the $linearFill window function operator with a specific sortBy expression type to cause the mongod process to terminate abnormally, resulting in denial of service. The issue stems from insufficient validation of sort...

CVE-2026-13065

A user with read-only privileges is able to craft an aggregation pipeline using the $linearFill window function operator with a specific sortBy expression type to cause the mongod process to terminate abnormally, resulting in denial of service. The issue stems from insufficient validation of sort...

CVE-2026-13071 Server-Side JavaScript Aggregation Expression Memory Safety Issue Leading to Process Termination

An authenticated user with read access can cause the mongod process to be terminated through certain aggregation expressions that execute server-side JavaScript. The issue involves improper memory handling during document processing...

GHSA-M7JC-P4HF-XHWQ Duplicate Advisory: Legacy Expression Evaluator Sanitizer Bypass Leads to Authenticated Code Execution

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-pm35-fqvh-cq5g. This link is maintained to preserve external references. Original Description n8n contains a sanitizer bypass vulnerability in the legacy expression evaluator's computed-member handler. An...

Duplicate Advisory: Legacy Expression Evaluator Sanitizer Bypass Leads to Authenticated Code Execution

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-pm35-fqvh-cq5g. This link is maintained to preserve external references. Original Description n8n contains a sanitizer bypass vulnerability in the legacy expression evaluator's computed-member handler. An...

CVE-2026-65591

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 execution as the n8n process. The legac...

EUVD-2026-47635

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 execution as the n8n process. The legac...

CVE-2026-65591 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 execution as the n8n process. The legac...

CVE-2026-65591

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 execution as the n8n process. The legac...

CVE-2026-65591 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 execution as the n8n process. The legac...

CVE-2026-65591

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 execution as the n8n process. The legac...

CVE-2026-65591 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 execution as the n8n process. The legac...

CVE-2026-65591

n8n before 1.123.64 is affected by a sanitizer bypass in the legacy expression evaluator’s computed-member handler. An authenticated user with workflow create/modify permissions can craft a malicious expression to bypass the sanitizer and achieve host-level code execution in the n8n process. The ...

Security Bulletin: IBM Sterling Connect:Direct Web Services is Vulnerable to Regular Expression Denial of Service (ReDoS)

Summary spring-core-7.0.7.jar is used by IBM Sterling Connect:Direct Web Services CVE-2026-41848. Vulnerability Details CVEID:CVE-2026-41848 DESCRIPTION: Applications may be vulnerable to a Regular Expression Denial of Service ReDoS attack if an attacker is able to provide a pattern which is then...

Security Bulletin: IBM Sterling Connect:Direct Web Services is Affected by Multiple Vulnerabilities.

Summary spring-expression-7.0.7.jar is used by IBM Sterling Connect:Direct Web Services CVE-2026-41850, CVE-2026-41851, CVE-2026-41852. Vulnerability Details CVEID:CVE-2026-41850 DESCRIPTION: Applications that evaluate user-supplied Spring Expression Language SpEL expressions are vulnerable to an...

Security Bulletin: Multiple Vulnerabilities in IBM Event Streams

Summary Multiple vulnerabilities were addressed in IBM Event Streams version 13.0.0 Vulnerability Details CVEID:CVE-2026-4867 DESCRIPTION: Impact: A bad regular expression is generated any time you have three or more parameters within a single segment, separated by something that is not a period...

PT-2026-63459

Name of the Vulnerable Software and Affected Versions MongoDB affected versions not specified Description An authenticated user with permissions to execute aggregation pipelines can cause a MongoDB server mongod to crash. This occurs when the $ internalIndexKey aggregation expression is used with...

PT-2026-63469

Name of the Vulnerable Software and Affected Versions MongoDB affected versions not specified Description Insufficient validation of sort specifications during execution allows a user with read-only privileges to cause the mongod process to terminate abnormally. This is achieved by crafting an...

PT-2026-67363

Impact An authenticated user able to create or edit a workflow expression could abuse the expression engine's array-element access to obtain a reference to a host built-in and pollute its prototype in the main n8n process, leading to a denial of service. Both self-hosted and cloud instances runni...

CVE-2026-9737: Reachable Assertion

During query planning when reading the sort pattern in raw BSONObj form, in some places we don’t explicitly handle the meta expression case. This may lead to incorrect transformations leading to invariant failure...