CVE-2026-45070 Symfony: Email Header Injection via Non-Token Characters in Mime Parameter Names

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to 5.4.52, 6.4.40, 7.4.12, and 8.0.12, Symfony\Component\Mime\Header\ParameterizedHeader validates and encodes parameter values but emits parameter names verbatim, allowing a caller that derive...

CVE-2026-45070

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to 5.4.52, 6.4.40, 7.4.12, and 8.0.12, Symfony\Component\Mime\Header\ParameterizedHeader validates and encodes parameter values but emits parameter names verbatim, allowing a caller that derive...

CVE-2026-45070

This CVE concerns Symfony's Mime ParameterizedHeader: parameter names are emitted verbatim in serialized headers, allowing CRLF or non-token bytes to be injected via untrusted input. Affected component: Symfony\Component\Mime\Header\ParameterizedHeader (and related Headers). Root cause: names are...

CVE-2026-45070

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to 5.4.52, 6.4.40, 7.4.12, and 8.0.12, Symfony\Component\Mime\Header\ParameterizedHeader validates and encodes parameter values but emits parameter names verbatim, allowing a caller that derive...

CVE-2026-45070 Symfony: Email Header Injection via Non-Token Characters in Mime Parameter Names

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to 5.4.52, 6.4.40, 7.4.12, and 8.0.12, Symfony\Component\Mime\Header\ParameterizedHeader validates and encodes parameter values but emits parameter names verbatim, allowing a caller that derive...

CVE-2026-45073

CVE-2026-45073 affects Symfony’s PHP framework, specifically the PdoAdapter::doClear() path. Prior to versions 5.4.52, 6.4.40, 7.4.12, and 8.0.12, the code builds a DELETE with a namespace derived from caller-supplied prefix without binding or escaping it, allowing an attacker who controls the pr...

CVE-2026-45073 Symfony: SQL Injection in PdoAdapter::doClear() via Unsanitized $prefix

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to 5.4.52, 6.4.40, 7.4.12, and 8.0.12, PdoAdapter::doClear builds a DELETE statement using a namespace derived from the caller-supplied $prefix without binding or escaping it, allowing a caller...

CVE-2026-45073

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to 5.4.52, 6.4.40, 7.4.12, and 8.0.12, PdoAdapter::doClear builds a DELETE statement using a namespace derived from the caller-supplied $prefix without binding or escaping it, allowing a caller...

CVE-2026-45753

Symfony HtmlSanitizer UrlAttributeSanitizer omits action, formaction, poster, and cite URL-valued attributes, allowing javascript: URIs to bypass sanitization and enable XSS when forms or buttons are used. Affected: Symfony components prior to versions 6.4.40, 7.4.12, and 8.0.12. Mitigation: upgr...

CVE-2026-45753

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. From 6.1.0-BETA1 until 6.4.40, 7.4.12, and 8.0.12, UrlAttributeSanitizer::getSupportedAttributes omits URL-valued attributes including action, formaction, poster, and cite, so configurations that adm...

CVE-2026-45753 Symfony: HtmlSanitizer UrlAttributeSanitizer Omits action/formaction/poster/cite — javascript: URI Survives Sanitization (XSS)

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. From 6.1.0-BETA1 until 6.4.40, 7.4.12, and 8.0.12, UrlAttributeSanitizer::getSupportedAttributes omits URL-valued attributes including action, formaction, poster, and cite, so configurations that adm...

CVE-2026-45077

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to 5.4.52, 6.4.40, 7.4.12, and 8.0.12, the server:log listener Symfony\Bridge\Monolog\Command\ServerLogCommand binds to 0.0.0.0:9911 by default and processes each received frame with...

CVE-2026-45756

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. From 7.3.0-BETA1 until 7.4.12 and 8.0.12, the JsonPath component compiles attacker-controlled match and search filter patterns directly into pregmatch without a length cap, i-regexp restriction, or...

CVE-2026-45074

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. From 7.1.0 until 7.4.12 and 8.0.12, Cas2Handler builds the CAS service parameter from Request::getSchemeAndHttpHost, which reflects an attacker-controlled Host header when framework.trustedhosts is n...

CVE-2026-45066

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. From 6.1.0-BETA1 until 6.4.40, 7.4.12, and 8.0.12, HtmlSanitizer URL sanitization can allow off-allowlist URLs through allowLinkHosts or allowMediaHosts because UrlSanitizer::parse follows RFC 3986...

CVE-2026-45065

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to 5.4.52, 6.4.40, 7.4.12, and 8.0.12, UrlGenerator validates route parameters against a pattern built as ^ plus the raw requirement plus $; with ungrouped alternations, middle alternatives mat...

CVE-2026-45072

CVE-2026-45072 affects Symfony PHP framework/WebProfiler: the Twig filter file_excerpt for non-PHP files interpolates lines into without proper escaping, enabling stored XSS when a developer opens attacker-written files (e.g., var/log/dev.log) in the profiler. Affected series include Symfony 6.4...

CVE-2026-45072 Symfony: Stored XSS in WebProfiler CodeExtension::fileExcerpt() — Unescaped Non-PHP File Rendering

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. From 6.4.24 until 6.4.40, 7.4.12, and 8.0.12, the development profiler fileexcerpt Twig filter escapes PHP files through highlightstring but interpolates lines from non-PHP files directly into...

CVE-2026-45072 Symfony: Stored XSS in WebProfiler CodeExtension::fileExcerpt() — Unescaped Non-PHP File Rendering

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. From 6.4.24 until 6.4.40, 7.4.12, and 8.0.12, the development profiler fileexcerpt Twig filter escapes PHP files through highlightstring but interpolates lines from non-PHP files directly into...

CVE-2026-45072

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. From 6.4.24 until 6.4.40, 7.4.12, and 8.0.12, the development profiler fileexcerpt Twig filter escapes PHP files through highlightstring but interpolates lines from non-PHP files directly into...