PYSEC-2026-3039 python-multipart has Denial of Service via unbounded multipart part headers

Summary python-multipart has a denial of service vulnerability in multipart part header parsing. When parsing multipart/form-data, MultipartParser previously had no limit on the number of part headers or the size of an individual part header. An attacker could send a request with either many...

PYSEC-2026-3417 Werkzeug possible resource exhaustion when parsing file data in forms

Applications using Werkzeug to parse multipart/form-data requests are vulnerable to resource exhaustion. A specially crafted form body can bypass the Request.maxformmemorysize setting. The Request.maxcontentlength setting, as well as resource limits provided by deployment software and platforms,...

CVE-2026-53538

A flaw was found in Python-Multipart, a tool used for processing web form data. A remote attacker could exploit a vulnerability where the software incorrectly interprets certain characters as separators in web form data. This difference in interpretation compared to standard web practices allows ...

Security Bulletin: IBM Transformation Advisor is affected by multiple vulnerabilities found in JavaScript

Summary There are multiple vulnerabilities in JavaScript used by IBM Transformation Advisor. Vulnerability Details CVEID:CVE-2026-12143 DESCRIPTION: 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...

Security Bulletin: IBM Application Modernization Accelerator is affected by multiple vulnerabilities found in JavaScript

Summary There are multiple vulnerabilities in JavaScript used by IBM Application Modernization Accelerator. Vulnerability Details CVEID:CVE-2026-12143 DESCRIPTION: form-data is a library for creating readable multipart/form-data streams. In versions through 4.0.5, the field argument to...

PT-2026-59318

Summary The parse options header function in multipart.py uses a regular expression with an ambiguous alternation, which can cause exponential backtracking ReDoS when parsing maliciously crafted HTTP or multipart segment headers. This can be abused for denial of service DoS attacks against web...

PT-2026-59662

Summary parse options header parsed Content-Disposition and Content-Type headers with email.message.Message, which transparently applies RFC 2231/5987 decoding. The extended parameter syntax filename=charset'lang'value, name=..., and the filename0/filename1 continuation form is decoded and surfac...

PT-2026-60028

Applications using Werkzeug to parse multipart/form-data requests are vulnerable to resource exhaustion. A specially crafted form body can bypass the Request.max form memory size setting. The Request.max content length setting, as well as resource limits provided by deployment software and...

PT-2026-59659

Summary A denial of service vulnerability exists when parsing crafted multipart/form-data requests with large preamble or epilogue sections. Details Two inefficient multipart parsing paths could be abused with attacker-controlled input. Before the first multipart boundary, the parser handled...

CVE-2026-52747

A flaw was found in ModSecurity, an open-source web application firewall WAF. The multipart/form-data request body parser in libmodsecurity incorrectly handles embedded line breaks in non-file form-field values. This discrepancy between ModSecurity and backend applications, which preserve line...

CVE-2026-52747

ModSecurity is an open source, cross platform web application firewall WAF engine for Apache, IIS and Nginx. Prior to 3.0.16, the multipart/form-data request body parser in libmodsecurity silently removes embedded line breaks from non-file form-field values before exporting them to ARGS and...

DEBIAN-CVE-2026-52747

ModSecurity is an open source, cross platform web application firewall WAF engine for Apache, IIS and Nginx. Prior to 3.0.16, the multipart/form-data request body parser in libmodsecurity silently removes embedded line breaks from non-file form-field values before exporting them to ARGS and...

CVE-2026-52747

ModSecurity is an open source, cross platform web application firewall WAF engine for Apache, IIS and Nginx. Prior to 3.0.16, the multipart/form-data request body parser in libmodsecurity silently removes embedded line breaks from non-file form-field values before exporting them to ARGS and...

UBUNTU-CVE-2026-52747

ModSecurity is an open source, cross platform web application firewall WAF engine for Apache, IIS and Nginx. Prior to 3.0.16, the multipart/form-data request body parser in libmodsecurity silently removes embedded line breaks from non-file form-field values before exporting them to ARGS and...

EUVD-2026-43047

ModSecurity is an open source, cross platform web application firewall WAF engine for Apache, IIS and Nginx. Prior to 3.0.16, the multipart/form-data request body parser in libmodsecurity silently removes embedded line breaks from non-file form-field values before exporting them to ARGS and...

CVE-2026-52747 ModSecurity: Multipart form-data parser silently strips embedded line breaks from form-field values, enabling request-body inspection bypass

ModSecurity is an open source, cross platform web application firewall WAF engine for Apache, IIS and Nginx. Prior to 3.0.16, the multipart/form-data request body parser in libmodsecurity silently removes embedded line breaks from non-file form-field values before exporting them to ARGS and...

CVE-2026-52747

Summary of CVE-2026-52747 ModSecurity (the open‑source WAF engine for Apache/IIS/Nginx) prior to version 3.0.16 contains a parsing bug in the multipart/form-data body processor. Specifically, the libmodsecurity multipart parser silently removes embedded line breaks from non-file form-field values...

CVE-2026-52747 ModSecurity: Multipart form-data parser silently strips embedded line breaks from form-field values, enabling request-body inspection bypass

ModSecurity is an open source, cross platform web application firewall WAF engine for Apache, IIS and Nginx. Prior to 3.0.16, the multipart/form-data request body parser in libmodsecurity silently removes embedded line breaks from non-file form-field values before exporting them to ARGS and...

Malicious code in uac-package (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector cb2f1cf2dbbdb87f2b0c37826d8326ff0ca7ecfdbc3af1dd4fdd31a0c299c78b [email protected] is an analytics package that, on install, silently mutates the installer's project files: postinstall.js invokes integrate which...

form-data: form-data: Form field override via CRLF injection

A flaw was found in form-data, a library for creating readable multipart/form-data streams. A remote attacker can exploit this vulnerability by injecting carriage return CR, line feed LF, or double-quote " characters into the field argument of FormDataappend or the filename option. This allows th...