form-data: CRLF injection in form-data via unescaped multipart field names and filenames

Summary form-data builds multipart/form-data request bodies. Through v4.0.5, the field name passed to FormDataappend and the filename option are concatenated directly into the Content-Disposition header with no escaping of CR \r, LF \n, or ". An application that uses untrusted input as a field na...

-react-file-list-components (=1.1.1), 01basicreact (>=0.1.0 <=0.1.9) +45932 more potentially affected by CVE-2026-12143 via form-data (>=3.0.0 <=3.0.4)

form-data NPM version =3.0.0, =0.1.0, =0.1.0, =0.1.6 - 0beny1s =1.1.6 - 0scarclassa =1.0.1 - 0scarclassb =1.0.1 - 0scarclassc =1.0.1 - 0scarclassd =1.0.1 - 0scarclasse =1.0.1 - 0scarclassf =1.0.1 - 0scarclassg =1.0.1 - 0scarclassh =1.0.1 - 0scarclassi =1.0.1 - 0scarclassj =1.0.1 - 0scarclassk...

NPM: form-data: CRLF injection in form-data via unescaped multipart field names and filenames

NPM: form-data: CRLF injection in form-data via unescaped multipart field names and filenames vulnerability discovered by ? in WordPress Npm form-data versions 2.5.6...

GHSA-HMW2-7CC7-3QXX form-data: CRLF injection in form-data via unescaped multipart field names and filenames

Summary form-data builds multipart/form-data request bodies. Through v4.0.5, the field name passed to FormDataappend and the filename option are concatenated directly into the Content-Disposition header with no escaping of CR \r, LF \n, or ". An application that uses untrusted input as a field na...

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...

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...

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...

Linux Distros Unpatched Vulnerability : CVE-2026-12143

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - form-data is a library for creating readable multipart/form-data streams. In versions through 4.0.5, the field argument to FormDataappend and the filename optio...

-react-file-list-components (=1.1.1), 01basicreact (>=0.1.0 <=0.1.9) +45932 more potentially affected by CVE-2026-12143 via form-data (>=3.0.0 <=3.0.4)

form-data NPM version =3.0.0, =0.1.0, =0.1.0, =0.1.6 - 0beny1s =1.1.6 - 0scarclassa =1.0.1 - 0scarclassb =1.0.1 - 0scarclassc =1.0.1 - 0scarclassd =1.0.1 - 0scarclasse =1.0.1 - 0scarclassf =1.0.1 - 0scarclassg =1.0.1 - 0scarclassh =1.0.1 - 0scarclassi =1.0.1 - 0scarclassj =1.0.1 - 0scarclassk...

CRLF Injection

Overview Affected versions of this package are vulnerable to CRLF Injection via the multiPartHeader function when untrusted input is provided via field or filename to FormDataappend. An attacker can inject additional headers or multipart parts by including carriage returns, line feeds, or double...

CRLF Injection

Overview Affected versions of this package are vulnerable to CRLF Injection via the multiPartHeader function when untrusted input is provided via field or filename to FormDataappend. An attacker can inject additional headers or multipart parts by including carriage returns, line feeds, or double...

com.alilitech:boot-plus-log (>=2.1.0 <=2.1.5), com.github.linyuzai:concept-plugin-spring-boot-starter (>=2.0.0 <=3.0.0) +38 more potentially affected by CVE-2026-12143 via org.webjars.npm:form-data (>=4.0.4 <=4.0.5)

org.webjars.npm:form-data MAVEN version =4.0.4, =2.1.0, =2.0.0, =1.0.3, =1.0.0, =2.1.1, =1.0.0, =1.0.0, =2.1.3, =2.0.0, =1.0.2, =4.22.2, =4.22.2, =9.21.0, =0.27.2, =1.17.0 and more Source cves: CVE-2026-12143 Source advisory: SNYK:JAVA-ORGWEBJARSNPM-17337016...

CVE-2026-12143

form-data is a library for creating readable multipart/form-data streams. In versions through 4.0.5, the field argument to FormDataappend and the filename option are concatenated verbatim into the Content-Disposition header without escaping carriage return CR, line feed LF, or double-quote "...

DEBIAN-CVE-2026-12143

form-data is a library for creating readable multipart/form-data streams. In versions through 4.0.5, the field argument to FormDataappend and the filename option are concatenated verbatim into the Content-Disposition header without escaping carriage return CR, line feed LF, or double-quote "...

CVE-2026-12143

form-data is a library for creating readable multipart/form-data streams. In versions through 4.0.5, the field argument to FormDataappend and the filename option are concatenated verbatim into the Content-Disposition header without escaping carriage return CR, line feed LF, or double-quote "...

UBUNTU-CVE-2026-12143

form-data is a library for creating readable multipart/form-data streams. In versions through 4.0.5, the field argument to FormDataappend and the filename option are concatenated verbatim into the Content-Disposition header without escaping carriage return CR, line feed LF, or double-quote "...

CVE-2026-12143

The CVE-2026-12143 entry concerns the form-data library where, in versions up to 4.0.5, the field argument to FormData#append and the filename option are concatenated into the Content-Disposition header without escaping CR, LF, or "." This enables CRLF injection when attacker-controlled data is u...

CVE-2026-12143

form-data is a library for creating readable multipart/form-data streams. In versions through 4.0.5, the field argument to FormDataappend and the filename option are concatenated verbatim into the Content-Disposition header without escaping carriage return CR, line feed LF, or double-quote "...

CVE-2026-12143 form-data does not escape CR/LF/quote in multipart field names and filenames (CRLF injection)

form-data is a library for creating readable multipart/form-data streams. In versions through 4.0.5, the field argument to FormDataappend and the filename option are concatenated verbatim into the Content-Disposition header without escaping carriage return CR, line feed LF, or double-quote "...