{"items":[{"id":"NVI-00006350","kind":"vulnerability","title":"AVideo: Remote Code Execution via PHP Temp File in Encoder downloadURL","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-8wf4-c4x3-h952","CVE-2026-33717"],"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-10dbc9aba80248ed2b6a6d3fada2a1dc"],"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":"0.402%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.34498. Missing scores are unknown.","source_id":"sr-10dbc9aba80248ed2b6a6d3fada2a1dc"}],"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-b110650c780755156917c2f4816af6c1","url":"https://github.com/advisories/GHSA-8wf4-c4x3-h952","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-8wf4-c4x3-h952","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.676Z"},{"id":"sr-10dbc9aba80248ed2b6a6d3fada2a1dc","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-2026-33717","publisher":"FIRST EPSS","observed_at":"2026-11-02T20:15:58.851Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-b110650c780755156917c2f4816af6c1"],"technology":"wwbn/avideo","known_exclusions":[],"conditions_summary":"## Summary\n\nThe `downloadVideoFromDownloadURL()` function in `objects/aVideoEncoder.json.php` saves remote content to a web-accessible temporary directory using the original URL's filename and extension (including `.php`). By providing an invalid `resolution` parameter, an attacker triggers an early `die()` via `forbiddenPage()` before the temp file can be moved or cleaned up, leaving an executable PHP file persistently accessible under the web root at `videos/cache/tmpFile/`.\n\n## Details\n\nThe vulnerability is a race-free file upload leading to RCE, exploiting a logic flaw in the error handling order of operations.\n\n**Step 1 — File download preserves dangerous extension:**\n\nIn `objects/aVideoEncoder.json.php`, when a `downloadURL` parameter is provided, the file is downloaded and saved with the URL's original basename:\n\n```php\n// objects/aVideoEncoder.json.php:361-365\n$_FILES['video']['name'] = basename($downloadURL);  // preserves .php extension\n$temp = Video::getStoragePath() . \"cache/tmpFile/\" . $_FILES['video']['name'];\nmake_path($temp);\n$bytesSaved = file_put_contents($temp, $file);\n```\n\nThe `format` parameter (validated against `$global['allowedExtension']` at line 42) is onl","public_affected_ranges":["ECOSYSTEM: introduced 0; last_affected 26.0"]}],"null_published_at":"2026-11-04T10:04:47.605Z","source_updated_at":"2026-03-25T21:41:21.403Z","source_disclosed_at":"2026-03-25T21:28:38.000Z","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":"2026-10-31T21:42:10.676Z"},{"id":"NVI-00006350","kind":"vulnerability","title":"AVideo: Remote Code Execution via PHP Temp File in Encoder downloadURL","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-8wf4-c4x3-h952","CVE-2026-33717"],"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-b110650c780755156917c2f4816af6c1"],"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-b110650c780755156917c2f4816af6c1","url":"https://github.com/advisories/GHSA-8wf4-c4x3-h952","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-8wf4-c4x3-h952","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.676Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-b110650c780755156917c2f4816af6c1"],"technology":"wwbn/avideo","known_exclusions":[],"conditions_summary":"## Summary\n\nThe `downloadVideoFromDownloadURL()` function in `objects/aVideoEncoder.json.php` saves remote content to a web-accessible temporary directory using the original URL's filename and extension (including `.php`). By providing an invalid `resolution` parameter, an attacker triggers an early `die()` via `forbiddenPage()` before the temp file can be moved or cleaned up, leaving an executable PHP file persistently accessible under the web root at `videos/cache/tmpFile/`.\n\n## Details\n\nThe vulnerability is a race-free file upload leading to RCE, exploiting a logic flaw in the error handling order of operations.\n\n**Step 1 — File download preserves dangerous extension:**\n\nIn `objects/aVideoEncoder.json.php`, when a `downloadURL` parameter is provided, the file is downloaded and saved with the URL's original basename:\n\n```php\n// objects/aVideoEncoder.json.php:361-365\n$_FILES['video']['name'] = basename($downloadURL);  // preserves .php extension\n$temp = Video::getStoragePath() . \"cache/tmpFile/\" . $_FILES['video']['name'];\nmake_path($temp);\n$bytesSaved = file_put_contents($temp, $file);\n```\n\nThe `format` parameter (validated against `$global['allowedExtension']` at line 42) is onl","public_affected_ranges":["ECOSYSTEM: introduced 0; last_affected 26.0"]}],"null_published_at":"2026-10-31T22:13:10.052Z","source_updated_at":"2026-03-25T21:41:21.403Z","source_disclosed_at":"2026-03-25T21:28:38.000Z","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":"2026-10-31T21:42:10.676Z"}],"next_cursor":null,"snapshot_revision":"42594"}