NPM: Multer vulnerable to Denial of Service via deeply nested field names

NPM: Multer vulnerable to Denial of Service via deeply nested field names vulnerability discovered by ? in WordPress Npm multer versions = 1.0.0, 2.2.0...

EUVD-2026-36726

Multer vulnerable to Denial of Service via deeply nested field names...

GHSA-72GW-MP4G-V24J Multer vulnerable to Denial of Service via deeply nested field names

Impact Multer is vulnerable to a Denial of Service DoS via deeply nested field names in multipart form data. The append-field dependency parses bracket notation in field names e.g., abc with no limit on nesting depth, allowing an attacker to force allocation of deeply nested object structures tha...

Multer vulnerable to Denial of Service via deeply nested field names

Impact Multer is vulnerable to a Denial of Service DoS via deeply nested field names in multipart form data. The append-field dependency parses bracket notation in field names e.g., abc with no limit on nesting depth, allowing an attacker to force allocation of deeply nested object structures tha...

Uncontrolled Recursion

Overview Affected versions of this package are vulnerable to Uncontrolled Recursion via deeply nested field names in multipart form data. An attacker can exhaust CPU and memory resources by sending a single HTTP request with a crafted multipart body containing excessively nested field names...

CVE-2026-5079 multer vulnerable to Denial of Service via deeply nested field names

Impact: multer versions 1.0.0 through 2.1.1 and 3.0.0-alpha.1 are vulnerable to a Denial of Service via deeply nested field names in multipart form data. The append-field dependency parses bracket notation in field names with no limit on nesting depth, allowing an attacker to force allocation of...

CVE-2026-5079 multer vulnerable to Denial of Service via deeply nested field names

Impact: multer versions 1.0.0 through 2.1.1 and 3.0.0-alpha.1 are vulnerable to a Denial of Service via deeply nested field names in multipart form data. The append-field dependency parses bracket notation in field names with no limit on nesting depth, allowing an attacker to force allocation of...

PT-2026-49233

Name of the Vulnerable Software and Affected Versions multer versions 1.0.0 through 2.1.1 multer version 3.0.0-alpha.1 Description A Denial of Service issue exists due to the way the append-field dependency parses bracket notation in field names within multipart form data. Because there is no lim...