POC Details: aa406f18f77f6313de087d82a5a6724b60026675

Source

https://github.com/projectdiscovery/nuclei-templates/blob/main/http/misconfiguration/symfony/symfony-conflicting-misconfig.yaml

Associated Vulnerability

Symfony Conflicting Headers - Information Disclosure Detection template

Description

A misconfiguration in Symfony’s trusted proxy and header settings could trigger a ConflictingHeadersException when both Forwarded and X-Forwarded-* headers were present. When debug mode was enabled in production, this issue could have exposed sensitive environment details such as SMTP credentials, application paths, or system configuration.

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