{"items":[{"id":"NVI-00003509","kind":"vulnerability","title":"Gadget chain in Symfony 1 due to uncontrolled unserialized input in sfNamespacedParameterHolder","revision":3,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-pv9j-c53q-h433","CVE-2024-28861"],"plain_summary":"OSV carries this publisher advisory for friendsofsymfony1/symfony1. 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 1.5.19 for friendsofsymfony1/symfony1. Confirm the publisher’s latest guidance.","source_ids":["sr-413061c84c90ca8081d6d6bfd843b94d"],"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":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-1e43cb8bf5b60cfcbf4aa5f7fce2dde8"],"action_type":"investigate","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":[{"kind":"CVSS","as_of":"2026-06-17T07:21:54.367Z","value":"9.8 CRITICAL (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-3b84f27ac288dcf7f1e08956832c65a3"},{"kind":"EPSS","as_of":"2026-11-03T12:00:27.000Z","value":"1.546%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.75033. Missing scores are unknown.","source_id":"sr-1e43cb8bf5b60cfcbf4aa5f7fce2dde8"}],"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-413061c84c90ca8081d6d6bfd843b94d","url":"https://github.com/advisories/GHSA-pv9j-c53q-h433","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-pv9j-c53q-h433","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:30.995Z"},{"id":"sr-3b84f27ac288dcf7f1e08956832c65a3","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-28861","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2024-28861","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T00:59:21.595Z"},{"id":"sr-1e43cb8bf5b60cfcbf4aa5f7fce2dde8","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2024-28861","publisher":"FIRST EPSS","observed_at":"2026-11-03T17:42:56.080Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-413061c84c90ca8081d6d6bfd843b94d"],"technology":"friendsofsymfony1/symfony1","known_exclusions":[],"conditions_summary":"### Summary\nSymfony 1 has a gadget chain due to dangerous unserialize in `sfNamespacedParameterHolder` class that would enable an attacker to get remote code execution if a developer unserialize user input in his project.\n\n### Details\nThis vulnerability present no direct threat but is a vector that will enable remote code execution if a developper deserialize user untrusted data. For example:\n```php\n public function executeIndex(sfWebRequest $request)\n  {\n    $a = unserialize($request->getParameter('user'));\n  }\n```\n\nWe will make the assumption this is the case in the rest of this explanation.\n\nSymfony 1 provides the class `sfNamespacedParameterHolder` which implements `Serializable` interface. In particular, when an instance of this class is deserialized, the normal php behavior is hooked by implementing `unserialize()` method:\n```php\n    public function unserialize($serialized)\n    {\n        $this->__unserialize(unserialize($serialized));\n    }\n```\n\nWhich make an array access on the deserialized data without control on the type of the `$data` parameter:\n```php\n    public function __unserialize($data)\n    {\n        $this->default_namespace = $data[0];\n        $this->parameters = $","public_affected_ranges":["ECOSYSTEM: introduced 1.1.0; fixed 1.5.19"]}],"null_published_at":"2026-11-07T14:01:55.411Z","source_updated_at":"2026-09-10T03:50:10.732Z","source_disclosed_at":"2024-03-22T16:56:18.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Dated EPSS estimate updated; this is not a new disclosure or proof of exploitation.","null_first_observed_at":"2026-10-31T21:42:30.995Z"},{"id":"NVI-00003509","kind":"vulnerability","title":"Gadget chain in Symfony 1 due to uncontrolled unserialized input in sfNamespacedParameterHolder","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-pv9j-c53q-h433","CVE-2024-28861"],"plain_summary":"OSV carries this publisher advisory for friendsofsymfony1/symfony1. 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 1.5.19 for friendsofsymfony1/symfony1. Confirm the publisher’s latest guidance.","source_ids":["sr-413061c84c90ca8081d6d6bfd843b94d"],"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":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-3b84f27ac288dcf7f1e08956832c65a3"],"action_type":"investigate","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":[{"kind":"CVSS","as_of":"2026-06-17T07:21:54.367Z","value":"9.8 CRITICAL (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-3b84f27ac288dcf7f1e08956832c65a3"}],"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-413061c84c90ca8081d6d6bfd843b94d","url":"https://github.com/advisories/GHSA-pv9j-c53q-h433","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-pv9j-c53q-h433","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:30.995Z"},{"id":"sr-3b84f27ac288dcf7f1e08956832c65a3","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-28861","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2024-28861","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T00:59:21.595Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-413061c84c90ca8081d6d6bfd843b94d"],"technology":"friendsofsymfony1/symfony1","known_exclusions":[],"conditions_summary":"### Summary\nSymfony 1 has a gadget chain due to dangerous unserialize in `sfNamespacedParameterHolder` class that would enable an attacker to get remote code execution if a developer unserialize user input in his project.\n\n### Details\nThis vulnerability present no direct threat but is a vector that will enable remote code execution if a developper deserialize user untrusted data. For example:\n```php\n public function executeIndex(sfWebRequest $request)\n  {\n    $a = unserialize($request->getParameter('user'));\n  }\n```\n\nWe will make the assumption this is the case in the rest of this explanation.\n\nSymfony 1 provides the class `sfNamespacedParameterHolder` which implements `Serializable` interface. In particular, when an instance of this class is deserialized, the normal php behavior is hooked by implementing `unserialize()` method:\n```php\n    public function unserialize($serialized)\n    {\n        $this->__unserialize(unserialize($serialized));\n    }\n```\n\nWhich make an array access on the deserialized data without control on the type of the `$data` parameter:\n```php\n    public function __unserialize($data)\n    {\n        $this->default_namespace = $data[0];\n        $this->parameters = $","public_affected_ranges":["ECOSYSTEM: introduced 1.1.0; fixed 1.5.19"]}],"null_published_at":"2026-11-01T01:04:01.287Z","source_updated_at":"2026-09-10T03:50:10.732Z","source_disclosed_at":"2024-03-22T16:56:18.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:42:30.995Z"},{"id":"NVI-00003509","kind":"vulnerability","title":"Gadget chain in Symfony 1 due to uncontrolled unserialized input in sfNamespacedParameterHolder","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-pv9j-c53q-h433","CVE-2024-28861"],"plain_summary":"OSV carries this publisher advisory for friendsofsymfony1/symfony1. 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 1.5.19 for friendsofsymfony1/symfony1. Confirm the publisher’s latest guidance.","source_ids":["sr-413061c84c90ca8081d6d6bfd843b94d"],"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-413061c84c90ca8081d6d6bfd843b94d","url":"https://github.com/advisories/GHSA-pv9j-c53q-h433","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-pv9j-c53q-h433","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:30.995Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-413061c84c90ca8081d6d6bfd843b94d"],"technology":"friendsofsymfony1/symfony1","known_exclusions":[],"conditions_summary":"### Summary\nSymfony 1 has a gadget chain due to dangerous unserialize in `sfNamespacedParameterHolder` class that would enable an attacker to get remote code execution if a developer unserialize user input in his project.\n\n### Details\nThis vulnerability present no direct threat but is a vector that will enable remote code execution if a developper deserialize user untrusted data. For example:\n```php\n public function executeIndex(sfWebRequest $request)\n  {\n    $a = unserialize($request->getParameter('user'));\n  }\n```\n\nWe will make the assumption this is the case in the rest of this explanation.\n\nSymfony 1 provides the class `sfNamespacedParameterHolder` which implements `Serializable` interface. In particular, when an instance of this class is deserialized, the normal php behavior is hooked by implementing `unserialize()` method:\n```php\n    public function unserialize($serialized)\n    {\n        $this->__unserialize(unserialize($serialized));\n    }\n```\n\nWhich make an array access on the deserialized data without control on the type of the `$data` parameter:\n```php\n    public function __unserialize($data)\n    {\n        $this->default_namespace = $data[0];\n        $this->parameters = $","public_affected_ranges":["ECOSYSTEM: introduced 1.1.0; fixed 1.5.19"]}],"null_published_at":"2026-10-31T22:12:48.019Z","source_updated_at":"2026-09-10T03:50:10.732Z","source_disclosed_at":"2024-03-22T16:56:18.000Z","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":"2026-10-31T21:42:30.995Z"}],"next_cursor":null,"snapshot_revision":"42594"}