2095 matches found
GHSA-29FC-P6C4-24CG Symfony's OidcTokenHandler Accepts JWTs Missing aud/iss/exp Claims
Description OidcTokenHandler is Symfony's built-in access-token handler for OpenID Connect: it validates a bearer JWT and returns the authenticated user identity. It delegates claim validation to the web-token/jwt-checker library's ClaimCheckerManager. OidcTokenHandler::verifyClaims registers...
GHSA-XX3C-QF5G-HC39 Symfony has an Argument Injection in SendmailTransport via Dash-Prefixed Recipient Address
Description Symfony Mailer selects a transport via the MAILERDSN environment variable / configuration e.g. smtp://..., sendmail://..., native://default. SendmailTransport invokes the local sendmail binary and supports two modes: -bs speak SMTP over stdin: the default and -t read the message on...
Symfony has an Argument Injection in SendmailTransport via Dash-Prefixed Recipient Address
Description Symfony Mailer selects a transport via the MAILERDSN environment variable / configuration e.g. smtp://..., sendmail://..., native://default. SendmailTransport invokes the local sendmail binary and supports two modes: -bs speak SMTP over stdin: the default and -t read the message on...
GHSA-QPMX-3RFJ-7RHV Symfony has 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...
Symfony has 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...
Symfony's HtmlSanitizer URL Attributes Pass Through BiDi Override Characters → Visual href Spoofing
Description Symfony\Component\HtmlSanitizer\TextSanitizer\UrlSanitizer::parse used by UrlSanitizer::sanitize and therefore by every HtmlSanitizer config that allows links or media accepts URLs that contain Unicode explicit-direction BiDi formatting characters: U+202A–U+202E LRE / RLE / PDF / LRO ...
GHSA-72XP-P242-47P9 Symfony has a UrlGenerator Route-Requirement Bypass via Unanchored Regex Alternation → Off-Site //host URL Injection
Description Symfony routes can declare a requirements regex per path parameter, e.g. a route /locale/blog with requirements: locale: 'en|fr|de' . The Twig path / url helpers backed by UrlGenerator validate supplied parameter values against that regex before building the URL. UrlGenerator construc...
GHSA-PH86-P8F6-F9R2 Symfony Vulnerable to Identity Spoofing via Unanchored DN Regex in X509Authenticator
Description X509Authenticator implements client-certificate mTLS authentication: the web server validates the client's certificate against a trusted CA, then passes the certificate's Subject DN Distinguished Name: a string like CN=Alice,O=Example,[email protected] to Symfony via...
Symfony Vulnerable to Identity Spoofing via Unanchored DN Regex in X509Authenticator
Description X509Authenticator implements client-certificate mTLS authentication: the web server validates the client's certificate against a trusted CA, then passes the certificate's Subject DN Distinguished Name: a string like CN=Alice,O=Example,[email protected] to Symfony via...
CVE-2026-48806
creationtimestamp| type| source ---|---|--- 2026-05-27 13:21:59+00:00| seen| https://bsky.app/profile/symfony.com/post/3mmtlzlisnd23 2026-07-27 09:10:25+00:00| seen| https://bsky.app/profile/kriptabiz.bsky.social/post/3mrmkfue7cy2o 2026-07-27 09:10:43+00:00| seen|...
CVE-2026-48747
creationtimestamp| type| source ---|---|--- 2026-05-27 10:03:58+00:00| seen| https://bsky.app/profile/symfony.com/post/3mmtaxinnso2w 2026-05-27 14:35:08+00:00| seen| https://bsky.app/profile/o2cloud.bsky.social/post/3mmtq4e3x7q2h...
Server-side Request Forgery (SSRF)
Overview symfony/symfony is a PHP framework for web applications and a set of reusable PHP components. Affected versions of this package are vulnerable to Server-side Request Forgery SSRF. The NoPrivateNetworkHttpClient is designed to be a security boundary that blocks requests to private/interna...
Authentication Bypass Using an Alternate Path or Channel
Overview symfony/symfony is a PHP framework for web applications and a set of reusable PHP components. Affected versions of this package are vulnerable to Authentication Bypass Using an Alternate Path or Channel via failureforward Subrequest. An attacker could manipulate the failurepath parameter...
Improper Verification of Cryptographic Signature
Overview symfony/symfony is a PHP framework for web applications and a set of reusable PHP components. Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature via the webhook request parser. The validateSignature method extracts the...
Improper Encoding or Escaping of Output
Overview symfony/symfony is a PHP framework for web applications and a set of reusable PHP components. Affected versions of this package are vulnerable to Improper Encoding or Escaping of Output via the HtmlSanitizer component that fails to properly detect and strip percent-encoded BiDi...
Improper Encoding or Escaping of Output
Overview symfony/symfony is a PHP framework for web applications and a set of reusable PHP components. Affected versions of this package are vulnerable to Improper Encoding or Escaping of Output via the UrlGenerator due to incorrectly encoding chained dot-segments ../ or ./. The legacy...
Cross-site Scripting (XSS)
Overview symfony/symfony is a PHP framework for web applications and a set of reusable PHP components. Affected versions of this package are vulnerable to Cross-site Scripting XSS via HtmlSanitizer due to improper sanitization of URL attributes on object, applet, iframe, img and meta refresh. By...
Linux Distros Unpatched Vulnerability : CVE-2026-46644
The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Symfony Polyfill backports PHP features and provides compatibility layers for extensions and functions. From 1.17.1 until 1.38.1, symfony/polyfill-intl-idn...
CVE-2026-46644: symfony/polyfill-intl-idn accepts xn-- labels whose Punycode payload decodes to ASCII-only: insecure equivalence
More info at https://symfony.com/cve-2026-46644...
PT-2026-43392
Name of the Vulnerable Software and Affected Versions symfony/polyfill-intl-idn versions prior to 1.x Description The Idn::process function fails to enforce the validity criterion defined in UTS 46 revision 33 Section 4 step 4.1.2. Specifically, it does not verify that a label prefixed with xn--...