{"items":[{"id":"NVI-00004228","kind":"vulnerability","title":"Symfony2 security issue when the trust proxy mode is enabled","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-vfm6-r2gc-pwww"],"plain_summary":"OSV carries this publisher advisory for symfony/http-foundation, symfony/http-foundation, symfony/symfony, symfony/symfony. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 2.0.19 for symfony/http-foundation. Confirm the publisher’s latest guidance.","source_ids":["sr-5dcc9ab1cfee5ee3045a6fced62e6610"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 2.1.4 for symfony/http-foundation. Confirm the publisher’s latest guidance.","source_ids":["sr-5dcc9ab1cfee5ee3045a6fced62e6610"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 2.0.19 for symfony/symfony. Confirm the publisher’s latest guidance.","source_ids":["sr-5dcc9ab1cfee5ee3045a6fced62e6610"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 2.1.4 for symfony/symfony. Confirm the publisher’s latest guidance.","source_ids":["sr-5dcc9ab1cfee5ee3045a6fced62e6610"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-5dcc9ab1cfee5ee3045a6fced62e6610","url":"https://github.com/advisories/GHSA-vfm6-r2gc-pwww","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-vfm6-r2gc-pwww","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:41.374Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-5dcc9ab1cfee5ee3045a6fced62e6610"],"technology":"symfony/http-foundation","known_exclusions":[],"conditions_summary":"An application is vulnerable if it uses the client IP address as returned by the Request::getClientIp() method for sensitive decisions like IP based access control.\n\nTo fix this security issue, the following changes have been made to all versions of Symfony2:\n\nA new Request::setTrustedProxies() method has been introduced and should be used intead of Request::trustProxyData() to enable the trust proxy mode. It takes an array of trusted proxy IP addresses as its argument:\n```\n// before (probably in your front controller script)\nRequest::trustProxyData();\n\n// after\nRequest::setTrustedProxies(array('1.1.1.1'));\n// 1.1.1.1 being the IP address of a trusted reverse proxy\n```\nThe Request::trustProxyData() method has been deprecated (when used, it automatically trusts the latest proxy in the chain -- which is the current remote address):\n```\nRequest::trustProxyData();\n\n// is equivalent to\nRequest::setTrustedProxies(array($request->server->get('REMOTE_ADDR')));\n```\nWe encourage all Symfony2 users to upgrade as soon as possible. It you don't want to upgrade to the latest version yet, you can also apply the following patches:\n\n- [Patch](https://github.com/symfony/symfony/compare/fc89d6b...9ce","public_affected_ranges":["ECOSYSTEM: introduced 2.0.0; fixed 2.0.19"]},{"certainty":"source_listed","source_ids":["sr-5dcc9ab1cfee5ee3045a6fced62e6610"],"technology":"symfony/http-foundation","known_exclusions":[],"conditions_summary":"An application is vulnerable if it uses the client IP address as returned by the Request::getClientIp() method for sensitive decisions like IP based access control.\n\nTo fix this security issue, the following changes have been made to all versions of Symfony2:\n\nA new Request::setTrustedProxies() method has been introduced and should be used intead of Request::trustProxyData() to enable the trust proxy mode. It takes an array of trusted proxy IP addresses as its argument:\n```\n// before (probably in your front controller script)\nRequest::trustProxyData();\n\n// after\nRequest::setTrustedProxies(array('1.1.1.1'));\n// 1.1.1.1 being the IP address of a trusted reverse proxy\n```\nThe Request::trustProxyData() method has been deprecated (when used, it automatically trusts the latest proxy in the chain -- which is the current remote address):\n```\nRequest::trustProxyData();\n\n// is equivalent to\nRequest::setTrustedProxies(array($request->server->get('REMOTE_ADDR')));\n```\nWe encourage all Symfony2 users to upgrade as soon as possible. It you don't want to upgrade to the latest version yet, you can also apply the following patches:\n\n- [Patch](https://github.com/symfony/symfony/compare/fc89d6b...9ce","public_affected_ranges":["ECOSYSTEM: introduced 2.1.0; fixed 2.1.4"]},{"certainty":"source_listed","source_ids":["sr-5dcc9ab1cfee5ee3045a6fced62e6610"],"technology":"symfony/symfony","known_exclusions":[],"conditions_summary":"An application is vulnerable if it uses the client IP address as returned by the Request::getClientIp() method for sensitive decisions like IP based access control.\n\nTo fix this security issue, the following changes have been made to all versions of Symfony2:\n\nA new Request::setTrustedProxies() method has been introduced and should be used intead of Request::trustProxyData() to enable the trust proxy mode. It takes an array of trusted proxy IP addresses as its argument:\n```\n// before (probably in your front controller script)\nRequest::trustProxyData();\n\n// after\nRequest::setTrustedProxies(array('1.1.1.1'));\n// 1.1.1.1 being the IP address of a trusted reverse proxy\n```\nThe Request::trustProxyData() method has been deprecated (when used, it automatically trusts the latest proxy in the chain -- which is the current remote address):\n```\nRequest::trustProxyData();\n\n// is equivalent to\nRequest::setTrustedProxies(array($request->server->get('REMOTE_ADDR')));\n```\nWe encourage all Symfony2 users to upgrade as soon as possible. It you don't want to upgrade to the latest version yet, you can also apply the following patches:\n\n- [Patch](https://github.com/symfony/symfony/compare/fc89d6b...9ce","public_affected_ranges":["ECOSYSTEM: introduced 2.0.0; fixed 2.0.19"]},{"certainty":"source_listed","source_ids":["sr-5dcc9ab1cfee5ee3045a6fced62e6610"],"technology":"symfony/symfony","known_exclusions":[],"conditions_summary":"An application is vulnerable if it uses the client IP address as returned by the Request::getClientIp() method for sensitive decisions like IP based access control.\n\nTo fix this security issue, the following changes have been made to all versions of Symfony2:\n\nA new Request::setTrustedProxies() method has been introduced and should be used intead of Request::trustProxyData() to enable the trust proxy mode. It takes an array of trusted proxy IP addresses as its argument:\n```\n// before (probably in your front controller script)\nRequest::trustProxyData();\n\n// after\nRequest::setTrustedProxies(array('1.1.1.1'));\n// 1.1.1.1 being the IP address of a trusted reverse proxy\n```\nThe Request::trustProxyData() method has been deprecated (when used, it automatically trusts the latest proxy in the chain -- which is the current remote address):\n```\nRequest::trustProxyData();\n\n// is equivalent to\nRequest::setTrustedProxies(array($request->server->get('REMOTE_ADDR')));\n```\nWe encourage all Symfony2 users to upgrade as soon as possible. It you don't want to upgrade to the latest version yet, you can also apply the following patches:\n\n- [Patch](https://github.com/symfony/symfony/compare/fc89d6b...9ce","public_affected_ranges":["ECOSYSTEM: introduced 2.1.0; fixed 2.1.4"]}],"null_published_at":"2026-10-31T22:12:52.635Z","source_updated_at":"2024-12-04T05:41:25.742Z","source_disclosed_at":"2024-05-30T00:34:48.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"First indexed by Null; source disclosure date is shown separately.","null_first_observed_at":"2026-10-31T21:42:41.374Z"}],"next_cursor":null,"snapshot_revision":"42594"}