{"items":[{"id":"NVI-00003281","kind":"vulnerability","title":"REDAXO has reflected XSS backend packages API via function parameter (CSRF token required)","revision":4,"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-xq4j-g85q-wf97","CVE-2026-117538"],"plain_summary":"OSV carries this publisher advisory for redaxo/source. 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 5.21.0 for redaxo/source. Confirm the publisher’s latest guidance.","source_ids":["sr-3966174f00fa1da95fd3b68dbfd4f272"],"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-11d6816ea2c72423e04730a08c0dbc7a"],"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":"2026-10-27T15:02:47.683Z","value":"4.1 MEDIUM (3.1)","meaning":"disclosure@vulncheck.com severity; no combined Null risk score.","source_id":"sr-cf204f2efb1f722b3c2439ca6e97f061"},{"kind":"CVSS","as_of":"2026-10-27T15:02:47.683Z","value":"2.1 LOW (4.0)","meaning":"disclosure@vulncheck.com severity; no combined Null risk score.","source_id":"sr-cf204f2efb1f722b3c2439ca6e97f061"},{"kind":"EPSS","as_of":"2026-11-01T12:00:16.000Z","value":"0.179%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.07451. Missing scores are unknown.","source_id":"sr-11d6816ea2c72423e04730a08c0dbc7a"}],"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-3966174f00fa1da95fd3b68dbfd4f272","url":"https://github.com/advisories/GHSA-xq4j-g85q-wf97","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-xq4j-g85q-wf97","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:51.447Z"},{"id":"sr-cf204f2efb1f722b3c2439ca6e97f061","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-117538","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-117538","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T01:40:38.141Z"},{"id":"sr-11d6816ea2c72423e04730a08c0dbc7a","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-2026-117538","publisher":"FIRST EPSS","observed_at":"2026-11-01T14:28:32.268Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-3966174f00fa1da95fd3b68dbfd4f272"],"technology":"redaxo/source","known_exclusions":[],"conditions_summary":"### Summary\n\nA **reflected XSS** vulnerability has been identified in the REDAXO backend. The `function` parameter is concatenated into an API error message and rendered without HTML escaping.\n\n---\n\n### Details\n\n**Root cause**\nUser input `function` is injected into an exception message, then rendered by `rex_view::error()` which delegates to `rex_view::message()` without HTML escaping.\n\n**Vulnerable code (`redaxo/src/core/lib/packages/api_package.php`) :**\n\n```php\n$function = rex_request('function', 'string');\nthrow new rex_api_exception('Unknown package function \"' . $function . '\"!');\n```\n\n**Sink (`redaxo/src/core/lib/view.php`) :**\n\n```php\nreturn '' . $message . '';\n```\n\n**Source -> sink flow**\n\n* Source: `function` (GET)\n* Propagation: concatenated into the exception message\n* Sink: rendered via `rex_view::error()` -> `rex_view::message()` without escaping\n\n**Authentication required:** yes (backend session)\n\n---\n\n### PoC - Exploit\n\n```python\n#!/usr/bin/env python3\nimport re\nimport urllib.parse\nimport requests\n\nTARGET_URL = \"http://poc.local/\"\nBACKEND_PATH = \"redaxo/index.php\"\n\n# A valid backend PHP session id (must belong to a user wh","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 5.21.0"]}],"null_published_at":"2026-11-07T22:29:23.434Z","source_updated_at":"2026-10-28T02:56:07.570Z","source_disclosed_at":"2026-04-10T19:40:42.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:42:51.447Z"},{"id":"NVI-00003281","kind":"vulnerability","title":"REDAXO has reflected XSS backend packages API via function parameter (CSRF token required)","revision":3,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-xq4j-g85q-wf97","CVE-2026-117538"],"plain_summary":"OSV carries this publisher advisory for redaxo/source. 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 5.21.0 for redaxo/source. Confirm the publisher’s latest guidance.","source_ids":["sr-3966174f00fa1da95fd3b68dbfd4f272"],"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-11d6816ea2c72423e04730a08c0dbc7a"],"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":"EPSS","as_of":"2026-11-01T12:00:16.000Z","value":"0.179%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.07451. Missing scores are unknown.","source_id":"sr-11d6816ea2c72423e04730a08c0dbc7a"}],"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-3966174f00fa1da95fd3b68dbfd4f272","url":"https://github.com/advisories/GHSA-xq4j-g85q-wf97","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-xq4j-g85q-wf97","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:51.447Z"},{"id":"sr-11d6816ea2c72423e04730a08c0dbc7a","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-2026-117538","publisher":"FIRST EPSS","observed_at":"2026-11-01T14:28:32.268Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-3966174f00fa1da95fd3b68dbfd4f272"],"technology":"redaxo/source","known_exclusions":[],"conditions_summary":"### Summary\n\nA **reflected XSS** vulnerability has been identified in the REDAXO backend. The `function` parameter is concatenated into an API error message and rendered without HTML escaping.\n\n---\n\n### Details\n\n**Root cause**\nUser input `function` is injected into an exception message, then rendered by `rex_view::error()` which delegates to `rex_view::message()` without HTML escaping.\n\n**Vulnerable code (`redaxo/src/core/lib/packages/api_package.php`) :**\n\n```php\n$function = rex_request('function', 'string');\nthrow new rex_api_exception('Unknown package function \"' . $function . '\"!');\n```\n\n**Sink (`redaxo/src/core/lib/view.php`) :**\n\n```php\nreturn '' . $message . '';\n```\n\n**Source -> sink flow**\n\n* Source: `function` (GET)\n* Propagation: concatenated into the exception message\n* Sink: rendered via `rex_view::error()` -> `rex_view::message()` without escaping\n\n**Authentication required:** yes (backend session)\n\n---\n\n### PoC - Exploit\n\n```python\n#!/usr/bin/env python3\nimport re\nimport urllib.parse\nimport requests\n\nTARGET_URL = \"http://poc.local/\"\nBACKEND_PATH = \"redaxo/index.php\"\n\n# A valid backend PHP session id (must belong to a user wh","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 5.21.0"]}],"null_published_at":"2026-11-03T17:49:18.474Z","source_updated_at":"2026-10-28T02:56:07.570Z","source_disclosed_at":"2026-04-10T19:40:42.000Z","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":"2026-10-31T21:42:51.447Z"},{"id":"NVI-00003281","kind":"vulnerability","title":"REDAXO has reflected XSS backend packages API via function parameter (CSRF token required)","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-xq4j-g85q-wf97","CVE-2026-117538"],"plain_summary":"OSV carries this publisher advisory for redaxo/source. 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 5.21.0 for redaxo/source. Confirm the publisher’s latest guidance.","source_ids":["sr-3966174f00fa1da95fd3b68dbfd4f272"],"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-298b0a9cf373265b297e9b7ee3123d28"],"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":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.179%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.07453. Missing scores are unknown.","source_id":"sr-298b0a9cf373265b297e9b7ee3123d28"}],"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-3966174f00fa1da95fd3b68dbfd4f272","url":"https://github.com/advisories/GHSA-xq4j-g85q-wf97","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-xq4j-g85q-wf97","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:51.447Z"},{"id":"sr-298b0a9cf373265b297e9b7ee3123d28","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-2026-117538","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.374Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-3966174f00fa1da95fd3b68dbfd4f272"],"technology":"redaxo/source","known_exclusions":[],"conditions_summary":"### Summary\n\nA **reflected XSS** vulnerability has been identified in the REDAXO backend. The `function` parameter is concatenated into an API error message and rendered without HTML escaping.\n\n---\n\n### Details\n\n**Root cause**\nUser input `function` is injected into an exception message, then rendered by `rex_view::error()` which delegates to `rex_view::message()` without HTML escaping.\n\n**Vulnerable code (`redaxo/src/core/lib/packages/api_package.php`) :**\n\n```php\n$function = rex_request('function', 'string');\nthrow new rex_api_exception('Unknown package function \"' . $function . '\"!');\n```\n\n**Sink (`redaxo/src/core/lib/view.php`) :**\n\n```php\nreturn '' . $message . '';\n```\n\n**Source -> sink flow**\n\n* Source: `function` (GET)\n* Propagation: concatenated into the exception message\n* Sink: rendered via `rex_view::error()` -> `rex_view::message()` without escaping\n\n**Authentication required:** yes (backend session)\n\n---\n\n### PoC - Exploit\n\n```python\n#!/usr/bin/env python3\nimport re\nimport urllib.parse\nimport requests\n\nTARGET_URL = \"http://poc.local/\"\nBACKEND_PATH = \"redaxo/index.php\"\n\n# A valid backend PHP session id (must belong to a user wh","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 5.21.0"]}],"null_published_at":"2026-10-31T22:27:12.422Z","source_updated_at":"2026-10-28T02:56:07.570Z","source_disclosed_at":"2026-04-10T19:40:42.000Z","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":"2026-10-31T21:42:51.447Z"},{"id":"NVI-00003281","kind":"vulnerability","title":"REDAXO has reflected XSS backend packages API via function parameter (CSRF token required)","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-xq4j-g85q-wf97","CVE-2026-117538"],"plain_summary":"OSV carries this publisher advisory for redaxo/source. 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 5.21.0 for redaxo/source. Confirm the publisher’s latest guidance.","source_ids":["sr-3966174f00fa1da95fd3b68dbfd4f272"],"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-3966174f00fa1da95fd3b68dbfd4f272","url":"https://github.com/advisories/GHSA-xq4j-g85q-wf97","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-xq4j-g85q-wf97","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:51.447Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-3966174f00fa1da95fd3b68dbfd4f272"],"technology":"redaxo/source","known_exclusions":[],"conditions_summary":"### Summary\n\nA **reflected XSS** vulnerability has been identified in the REDAXO backend. The `function` parameter is concatenated into an API error message and rendered without HTML escaping.\n\n---\n\n### Details\n\n**Root cause**\nUser input `function` is injected into an exception message, then rendered by `rex_view::error()` which delegates to `rex_view::message()` without HTML escaping.\n\n**Vulnerable code (`redaxo/src/core/lib/packages/api_package.php`) :**\n\n```php\n$function = rex_request('function', 'string');\nthrow new rex_api_exception('Unknown package function \"' . $function . '\"!');\n```\n\n**Sink (`redaxo/src/core/lib/view.php`) :**\n\n```php\nreturn '' . $message . '';\n```\n\n**Source -> sink flow**\n\n* Source: `function` (GET)\n* Propagation: concatenated into the exception message\n* Sink: rendered via `rex_view::error()` -> `rex_view::message()` without escaping\n\n**Authentication required:** yes (backend session)\n\n---\n\n### PoC - Exploit\n\n```python\n#!/usr/bin/env python3\nimport re\nimport urllib.parse\nimport requests\n\nTARGET_URL = \"http://poc.local/\"\nBACKEND_PATH = \"redaxo/index.php\"\n\n# A valid backend PHP session id (must belong to a user wh","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 5.21.0"]}],"null_published_at":"2026-10-31T22:12:48.010Z","source_updated_at":"2026-10-28T02:56:07.570Z","source_disclosed_at":"2026-04-10T19:40:42.000Z","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":"2026-10-31T21:42:51.447Z"}],"next_cursor":null,"snapshot_revision":"42594"}