BIT-MODSECURITY2-2026-52747 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...

BIT-MODSECURITY-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-2026-45067

The CVE affects Symfony MIME Address: the constructor previously accepted local-parts like "x\r\nBcc: attacker@evil" which could be emitted into message headers and SMTP commands (MAIL FROM/RCPT), enabling CRLF injection. The issue’s root cause is acceptance of line breaks in quoted local-parts; ...

CVE-2026-45067

Description Symfony\Component\Mime\Address is the value-object every Symfony Mailer address to/cc/bcc/from/reply-to flows through; its constructor is documented as validating the address and throwing on invalid input, so developers treat it as a security boundary. The constructor accepts email...

CVE-2026-45067 Symfony: Email Header / SMTP Command Injection via CRLF in Symfony\Component\Mime\Address

Description Symfony\Component\Mime\Address is the value-object every Symfony Mailer address to/cc/bcc/from/reply-to flows through; its constructor is documented as validating the address and throwing on invalid input, so developers treat it as a security boundary. The constructor accepts email...

CVE-2025-62675

The CVE-2025-62675 entry concerns an issue described as an Improper Neutralization of CRLF Sequences in HTTP Headers (HTTP Response Splitting) in Fortinet FortiOS and FortiProxy products. Affected versions are FortiOS 7.6.0–7.6.4, FortiOS 7.4 all versions, FortiOS 7.2 all versions, FortiProxy 7.6...

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...

Linux Distros Unpatched Vulnerability : CVE-2026-52747

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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 bo...

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...

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...

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

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...

PYSEC-2026-1304 Cross-site Scripting in djangorestframework

Versions of the package djangorestframework before 3.15.2 are vulnerable to Cross-site Scripting XSS via the breaklongheaders template filter due to improper input sanitization before splitting and joining with tags...

CVE-2026-43966

Improper Neutralization of CRLF Sequences in HTTP Headers 'HTTP Request/Response Splitting' vulnerability in ninenines cowlib allows HTTP response splitting via non-VCHAR bytes in structured-fields string values. cowhttpstructhd:escapestring/2 in cowlib only escapes \ and ", passing all other byt...

Net::Statsd::Lite 安全漏洞

Net::Statsd::Lite is a lightweight StatsD client developed by Robert Rothenberg, which supports multiple metric data packets. Versions of Net::Statsd::Lite prior to 0.13 contained security vulnerabilities. These vulnerabilities stemmed from the lack of checks for line breaks, colons, or pipes in...

Etsy::StatsD 安全漏洞

Etsy::StatsD is an open-source application performance monitoring and metric collection component developed by statsd. Etsy::StatsD versions 1.002002 and earlier contained security vulnerabilities. These vulnerabilities stemmed from the lack of checks for line breaks, colons, or pipes in metric...

CVE-2026-8594

Text::LineFold versions through 2019.001 for Perl duplicate the output based on the number of special break characters. Text::LineFold splits the input string by specific line break characters such as VT, FF and others into segments, but applies the break function to the entire string, not just t...