EUVD-2026-44369

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to 6.4.40, 7.4.12, and 8.0.12, TwilioRequestParser::doParse received the configured webhook secret but ignored the X-Twilio-Signature HMAC header, allowing unauthenticated POST requests to inje...

CVE-2026-45071

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, Crawler::addXmlContent set DOMDocument::$validateOnParse = true before loadXML, re-enabling external entity resolution and allowing attacker-supplied XML ...

CVE-2026-45755 Symfony: Mailtrap Mailer Webhook Parser Never Verifies the X-Mt-Signature HMAC — Unauthenticated Webhook Event Injection

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to 7.4.12 and 8.0.12, MailtrapRequestParser::doParse received the configured webhook secret but ignored the X-Mt-Signature HMAC header, allowing unauthenticated POST requests to inject forged...

EUVD-2026-44360

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to 6.4.40, 7.4.12, and 8.0.12, the Mailjet mailer bridge and LOX24 notifier bridge webhook parsers received configured webhook secrets but did not verify them, allowing unauthenticated POST...

CVE-2026-45754

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to 6.4.40, 7.4.12, and 8.0.12, the Mailjet mailer bridge and LOX24 notifier bridge webhook parsers received configured webhook secrets but did not verify them, allowing unauthenticated POST...

CVE-2026-45305

Summary of CVE-2026-45305 (Symfony YAML Parser ReDoS) Symfony’s YAML handling (Symfony\Component\Yaml\Parser::cleanup) can hang parsing crafted input due to the use of overlapping quantifiers in regular expressions for YAML directive, comment, and document marker cleanup. This is a client-side pa...

EUVD-2026-44359

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\Yaml\Parser::cleanup used regular expressions with overlapping quantifiers for YAML directive, comment, and document marker cleanup,...

CVE-2026-45304

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\Yaml\Parser resolved YAML collection aliases recursively, allowing a small untrusted YAML input to expand into a multi-gigabyte structur...

CVE-2026-45069

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to 6.4.40, 7.4.12, and 8.0.12, OidcTokenHandler::verifyClaims registered audience aud, issuer iss, and expiry exp checkers but did not pass the mandatory claims list to...

CVE-2026-45069

CVE-2026-45069 concerns Symfony’s OidcTokenHandler, where verifyClaims() registered aud/iss/exp checkers but did not pass the mandatory claims list to ClaimCheckerManager::check(). Consequently, a validly signed JWT missing these claims could pass verification. The issue is fixed in Symfony relea...

EUVD-2026-44357

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to 6.4.40, 7.4.12, and 8.0.12, OidcTokenHandler::verifyClaims registered audience aud, issuer iss, and expiry exp checkers but did not pass the mandatory claims list to...

CVE-2026-47303 ASP.NET Core Elevation of Privilege Vulnerability

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CVE-2026-47304 .NET Security Feature Bypass Vulnerability

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CVE-2026-45133

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, when the parser is exposed to attacker-controlled input, deeply nested mappings or sequences cause both the block-level Parser::parseBlock and inline...

CVE-2026-45075 Symfony: HEAD Request Bypasses methods: ['GET'] Filter in #[IsGranted] / #[IsSignatureValid] / #[IsCsrfTokenValid]

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to 7.4.12 and 8.0.12, method-scoped IsGranted, IsSignatureValid, and IsCsrfTokenValid attributes can be configured for GET only, but Symfony routes HEAD requests to the GET handler while the...

CVE-2026-47767

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. From 5.4.46 until 5.4.52, 6.4.40, 7.4.12, and 8.0.12, the CVE-2024-50340 fix gated runtime argv parsing on empty$GET, but parsestr and the web SAPI can disagree, allowing a crafted query string to...

CVE-2026-47767

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. From 5.4.46 until 5.4.52, 6.4.40, 7.4.12, and 8.0.12, the CVE-2024-50340 fix gated runtime argv parsing on empty$GET, but parsestr and the web SAPI can disagree, allowing a crafted query string to...

EUVD-2026-43795

Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network...

CVE-2026-45063

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, X509Authenticator extracts the user identifier from $SERVER'SSLCLIENTSDN' with an unanchored regex that matches emailAddress= anywhere in the distinguishe...

CVE-2026-45063

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, X509Authenticator extracts the user identifier from $SERVER'SSLCLIENTSDN' with an unanchored regex that matches emailAddress= anywhere in the distinguishe...