CVE-2026-53537

CVE-2026-53537 affects the Python-Multipart project. The issue arises because parse_options_header uses an email-based decoding path that applies RFC 2231/5987 extended parameter handling (e.g., filename*=…, name*=…), and surfaces these extended values under the plain filename/name keys, which ca...

CVE-2026-53537

Python-Multipart is a streaming multipart parser for Python. Prior to 0.0.30, parseoptionsheader 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=...,...

GHSA-VFFW-93WF-4J4Q python-multipart: Content-Disposition parameter smuggling via RFC 2231/5987 extended parameters

Summary parseoptionsheader 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 surfaced...

python-multipart: Content-Disposition parameter smuggling via RFC 2231/5987 extended parameters

Summary parseoptionsheader 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 surfaced...

PT-2026-49569

Name of the Vulnerable Software and Affected Versions Python-Multipart versions prior to 0.0.30 Description The parse options header function parsed Content-Disposition and Content-Type headers using email.message.Message, which applies RFC 2231/5987 decoding. This allows extended parameter synta...

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 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 "...

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 "...

PT-2026-48950

Name of the Vulnerable Software and Affected Versions form-data versions prior to 2.5.6 form-data versions prior to 3.0.5 form-data versions prior to 4.0.6 Description The field argument to FormDataappend and the filename option are concatenated verbatim into the Content-Disposition header withou...

CVE-2026-46392

HAX CMS helps manage microsite universe with PHP or NodeJs backends. Prior to version 26.0.0 of HAX CMS PHP, the saveFile endpoint validates upload extensions case-insensitively and writes the filename to disk verbatim, but the .htaccess rule that forces Content-Disposition: attachment on HTML...

EUVD-2026-34883

HAX CMS helps manage microsite universe with PHP or NodeJs backends. Prior to version 26.0.0 of HAX CMS PHP, the saveFile endpoint validates upload extensions case-insensitively and writes the filename to disk verbatim, but the .htaccess rule that forces Content-Disposition: attachment on HTML...

CVE-2026-46392 HAX CMS PHP Has a Stored XSS via Case-Sensitivity Mismatch in HTML Upload Validation

HAX CMS helps manage microsite universe with PHP or NodeJs backends. Prior to version 26.0.0 of HAX CMS PHP, the saveFile endpoint validates upload extensions case-insensitively and writes the filename to disk verbatim, but the .htaccess rule that forces Content-Disposition: attachment on HTML...

CVE-2026-46392 HAX CMS PHP Has a Stored XSS via Case-Sensitivity Mismatch in HTML Upload Validation

HAX CMS helps manage microsite universe with PHP or NodeJs backends. Prior to version 26.0.0 of HAX CMS PHP, the saveFile endpoint validates upload extensions case-insensitively and writes the filename to disk verbatim, but the .htaccess rule that forces Content-Disposition: attachment on HTML...

CVE-2026-46392

HAX CMS (PHP, pre-26.0.0) has a case-sensitivity mismatch in HTML upload handling. The saveFile endpoint validates extensions case-insensitively but the .htaccess rule enforcing Content-Disposition: attachment for HTML is case-sensitive. As a result, an uploaded HTML file with an uppercase extens...

PT-2026-47029

Name of the Vulnerable Software and Affected Versions HAX CMS PHP versions prior to 26.0.0 Description The saveFile endpoint validates upload extensions case-insensitively and writes the filename to disk verbatim. However, the .htaccess rule designed to force Content-Disposition: attachment on HT...

CVE-2026-48598

Improper Encoding or Escaping of Output vulnerability in elixir-tesla tesla allows multipart part header injection via unescaped Content-Disposition parameter values. Tesla.Multipart.partheadersfordisposition/1 interpolates each disposition parameter as k="v" with no validation of CR \r, LF \n, o...

Server-side Request Forgery (SSRF)

Overview docling-core is an A python library to define and validate data types in Docling. Affected versions of this package are vulnerable to Server-side Request Forgery SSRF in the resolveremotefilename function, which processes headers from remote requests. An attacker can access sensitive fil...

Docling Core: Unsafe remote filename resolution

Impact In versions = 1.5.0, = 2.74.1 Workarounds If upgrading is not immediately possible, avoid passing untrusted URLs into remote fetch functionality. References - Fix release: v2.74.1...

PT-2026-46100

Impact In versions = 1.5.0, = 2.74.1 Workarounds If upgrading is not immediately possible, avoid passing untrusted URLs into remote fetch functionality. References - Fix release: v2.74.1...

CVE-2026-48598

Improper Encoding or Escaping of Output vulnerability in elixir-tesla tesla allows multipart part header injection via unescaped Content-Disposition parameter values. Tesla.Multipart.partheadersfordisposition/1 interpolates each disposition parameter as k="v" with no validation of CR \r, LF \n, o...