{"items":[{"id":"NVI-00008245","kind":"vulnerability","title":"Unauthenticated Reflected XSS via innerHTML in AVideo","revision":3,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-wfq5-qgqp-hvhv","CVE-2026-33035"],"plain_summary":"OSV carries this publisher advisory for wwbn/avideo. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-2e438ca61a3b1e8be2235970a3510143"],"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":"2026-11-02T12:00:30.000Z","value":"0.323%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.25321. Missing scores are unknown.","source_id":"sr-2e438ca61a3b1e8be2235970a3510143"}],"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-fbd6410dc3078ab8575fa4bcb3017076","url":"https://github.com/advisories/GHSA-wfq5-qgqp-hvhv","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-wfq5-qgqp-hvhv","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:41.386Z"},{"id":"sr-2e438ca61a3b1e8be2235970a3510143","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-2026-33035","publisher":"FIRST EPSS","observed_at":"2026-11-02T20:15:58.850Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-fbd6410dc3078ab8575fa4bcb3017076"],"technology":"wwbn/avideo","known_exclusions":[],"conditions_summary":"## Summary\n\nAVideo contains a reflected XSS vulnerability that allows unauthenticated attackers to execute arbitrary JavaScript in a victim's browser. User input from a URL parameter flows through PHP's `json_encode()` into a JavaScript function that renders it via `innerHTML`, bypassing encoding and achieving full script execution.\n\n\n## Root Cause\nThe vulnerability is caused by two issues working together:\n\n### 1. Source: Unescaped user input passed to JavaScript (videoNotFound.php)\n\n**File:** `view/videoNotFound.php` line 49\n\n```php\nif (!empty($_REQUEST['404ErrorMsg'])) {\n    echo 'avideoAlertInfo(' . json_encode($_REQUEST['404ErrorMsg']) . ');';\n}\n```\n\nPHP's `json_encode()` with default flags only escapes quotes (`\"` → `\\\"`) and backslashes. It does **NOT** escape HTML special characters (``, `/`). The resulting string contains raw HTML tags that are passed directly to JavaScript.\n\n### 2. Sink: innerHTML renders HTML tags as executable DOM (script.js)\n\n**File:** `view/js/script.js`\n\n```javascript\nfunction avideoAlertInfo(msg) {            // line ~1891\n    avideoAlert(\"\", msg, 'info');           // calls ↓\n}\n\nfunction avideoAlert(title, msg, type) {   // line ~1270\n    avi","public_affected_ranges":["ECOSYSTEM: introduced 0; last_affected 25.0"]}],"null_published_at":"2026-11-08T19:53:38.922Z","source_updated_at":"2026-03-20T21:37:42.693Z","source_disclosed_at":"2026-03-17T20:05:23.000Z","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":"2026-10-31T21:42:41.386Z"},{"id":"NVI-00008245","kind":"vulnerability","title":"Unauthenticated Reflected XSS via innerHTML in AVideo","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-wfq5-qgqp-hvhv","CVE-2026-33035"],"plain_summary":"OSV carries this publisher advisory for wwbn/avideo. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-3b225d9f78e429b27ee8061b1d4975c6"],"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":"0.323%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.25342. Missing scores are unknown.","source_id":"sr-3b225d9f78e429b27ee8061b1d4975c6"}],"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-fbd6410dc3078ab8575fa4bcb3017076","url":"https://github.com/advisories/GHSA-wfq5-qgqp-hvhv","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-wfq5-qgqp-hvhv","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:41.386Z"},{"id":"sr-3b225d9f78e429b27ee8061b1d4975c6","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-2026-33035","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.377Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-fbd6410dc3078ab8575fa4bcb3017076"],"technology":"wwbn/avideo","known_exclusions":[],"conditions_summary":"## Summary\n\nAVideo contains a reflected XSS vulnerability that allows unauthenticated attackers to execute arbitrary JavaScript in a victim's browser. User input from a URL parameter flows through PHP's `json_encode()` into a JavaScript function that renders it via `innerHTML`, bypassing encoding and achieving full script execution.\n\n\n## Root Cause\nThe vulnerability is caused by two issues working together:\n\n### 1. Source: Unescaped user input passed to JavaScript (videoNotFound.php)\n\n**File:** `view/videoNotFound.php` line 49\n\n```php\nif (!empty($_REQUEST['404ErrorMsg'])) {\n    echo 'avideoAlertInfo(' . json_encode($_REQUEST['404ErrorMsg']) . ');';\n}\n```\n\nPHP's `json_encode()` with default flags only escapes quotes (`\"` → `\\\"`) and backslashes. It does **NOT** escape HTML special characters (``, `/`). The resulting string contains raw HTML tags that are passed directly to JavaScript.\n\n### 2. Sink: innerHTML renders HTML tags as executable DOM (script.js)\n\n**File:** `view/js/script.js`\n\n```javascript\nfunction avideoAlertInfo(msg) {            // line ~1891\n    avideoAlert(\"\", msg, 'info');           // calls ↓\n}\n\nfunction avideoAlert(title, msg, type) {   // line ~1270\n    avi","public_affected_ranges":["ECOSYSTEM: introduced 0; last_affected 25.0"]}],"null_published_at":"2026-10-31T22:27:15.296Z","source_updated_at":"2026-03-20T21:37:42.693Z","source_disclosed_at":"2026-03-17T20:05:23.000Z","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":"2026-10-31T21:42:41.386Z"},{"id":"NVI-00008245","kind":"vulnerability","title":"Unauthenticated Reflected XSS via innerHTML in AVideo","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-wfq5-qgqp-hvhv","CVE-2026-33035"],"plain_summary":"OSV carries this publisher advisory for wwbn/avideo. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-fbd6410dc3078ab8575fa4bcb3017076"],"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":[],"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-fbd6410dc3078ab8575fa4bcb3017076","url":"https://github.com/advisories/GHSA-wfq5-qgqp-hvhv","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-wfq5-qgqp-hvhv","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:41.386Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-fbd6410dc3078ab8575fa4bcb3017076"],"technology":"wwbn/avideo","known_exclusions":[],"conditions_summary":"## Summary\n\nAVideo contains a reflected XSS vulnerability that allows unauthenticated attackers to execute arbitrary JavaScript in a victim's browser. User input from a URL parameter flows through PHP's `json_encode()` into a JavaScript function that renders it via `innerHTML`, bypassing encoding and achieving full script execution.\n\n\n## Root Cause\nThe vulnerability is caused by two issues working together:\n\n### 1. Source: Unescaped user input passed to JavaScript (videoNotFound.php)\n\n**File:** `view/videoNotFound.php` line 49\n\n```php\nif (!empty($_REQUEST['404ErrorMsg'])) {\n    echo 'avideoAlertInfo(' . json_encode($_REQUEST['404ErrorMsg']) . ');';\n}\n```\n\nPHP's `json_encode()` with default flags only escapes quotes (`\"` → `\\\"`) and backslashes. It does **NOT** escape HTML special characters (``, `/`). The resulting string contains raw HTML tags that are passed directly to JavaScript.\n\n### 2. Sink: innerHTML renders HTML tags as executable DOM (script.js)\n\n**File:** `view/js/script.js`\n\n```javascript\nfunction avideoAlertInfo(msg) {            // line ~1891\n    avideoAlert(\"\", msg, 'info');           // calls ↓\n}\n\nfunction avideoAlert(title, msg, type) {   // line ~1270\n    avi","public_affected_ranges":["ECOSYSTEM: introduced 0; last_affected 25.0"]}],"null_published_at":"2026-10-31T22:13:22.836Z","source_updated_at":"2026-03-20T21:37:42.693Z","source_disclosed_at":"2026-03-17T20:05:23.000Z","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":"2026-10-31T21:42:41.386Z"}],"next_cursor":null,"snapshot_revision":"42594"}