{"items":[{"id":"NVI-00002859","kind":"vulnerability","title":"AVideo has Session Fixation via GET PHPSESSID Parameter With Disabled Login Session Regeneration","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-x3pr-vrhq-vq43","CVE-2026-33492"],"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-66a2ce3542d1b2dc5fa195039c078456"],"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":"2026-06-17T10:37:35.580Z","value":"7.3 HIGH (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-66a2ce3542d1b2dc5fa195039c078456"}],"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-295386a9bbad2daf15de0cb4acbff0f5","url":"https://github.com/advisories/GHSA-x3pr-vrhq-vq43","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-x3pr-vrhq-vq43","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:51.439Z"},{"id":"sr-66a2ce3542d1b2dc5fa195039c078456","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-33492","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-33492","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T07:22:50.140Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-295386a9bbad2daf15de0cb4acbff0f5"],"technology":"wwbn/avideo","known_exclusions":[],"conditions_summary":"## Summary\n\nAVideo's `_session_start()` function accepts arbitrary session IDs via the `PHPSESSID` GET parameter and sets them as the active PHP session. A session regeneration bypass exists for specific blacklisted endpoints when the request originates from the same domain. Combined with the explicitly disabled session regeneration in `User::login()`, this allows a classic session fixation attack where an attacker can fix a victim's session ID before authentication and then hijack the authenticated session.\n\n## Details\n\nThe vulnerability is a chain of three weaknesses that together enable session fixation:\n\n### 1. Attacker-controlled session ID acceptance (`objects/functionsPHP.php:344-367`)\n\n```php\nfunction _session_start(array $options = [])\n{\n    // ...\n    if (isset($_GET['PHPSESSID']) && !_empty($_GET['PHPSESSID'])) {\n        $PHPSESSID = $_GET['PHPSESSID'];\n        // ...\n        if (!User::isLogged()) {\n            if ($PHPSESSID !== session_id()) {\n                _session_write_close();\n                session_id($PHPSESSID);   // <-- sets session to attacker's ID\n            }\n            $session = @session_start($options);  // <-- starts with attacker's ID\n```\n\nThe cod","public_affected_ranges":["ECOSYSTEM: introduced 0; last_affected 26.0"]}],"null_published_at":"2026-11-02T20:21:10.304Z","source_updated_at":"2026-03-25T20:48:38.031Z","source_disclosed_at":"2026-03-20T20:49:23.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:42:51.439Z"},{"id":"NVI-00002859","kind":"vulnerability","title":"AVideo has Session Fixation via GET PHPSESSID Parameter With Disabled Login Session Regeneration","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-x3pr-vrhq-vq43","CVE-2026-33492"],"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-295386a9bbad2daf15de0cb4acbff0f5"],"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-295386a9bbad2daf15de0cb4acbff0f5","url":"https://github.com/advisories/GHSA-x3pr-vrhq-vq43","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-x3pr-vrhq-vq43","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:51.439Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-295386a9bbad2daf15de0cb4acbff0f5"],"technology":"wwbn/avideo","known_exclusions":[],"conditions_summary":"## Summary\n\nAVideo's `_session_start()` function accepts arbitrary session IDs via the `PHPSESSID` GET parameter and sets them as the active PHP session. A session regeneration bypass exists for specific blacklisted endpoints when the request originates from the same domain. Combined with the explicitly disabled session regeneration in `User::login()`, this allows a classic session fixation attack where an attacker can fix a victim's session ID before authentication and then hijack the authenticated session.\n\n## Details\n\nThe vulnerability is a chain of three weaknesses that together enable session fixation:\n\n### 1. Attacker-controlled session ID acceptance (`objects/functionsPHP.php:344-367`)\n\n```php\nfunction _session_start(array $options = [])\n{\n    // ...\n    if (isset($_GET['PHPSESSID']) && !_empty($_GET['PHPSESSID'])) {\n        $PHPSESSID = $_GET['PHPSESSID'];\n        // ...\n        if (!User::isLogged()) {\n            if ($PHPSESSID !== session_id()) {\n                _session_write_close();\n                session_id($PHPSESSID);   // <-- sets session to attacker's ID\n            }\n            $session = @session_start($options);  // <-- starts with attacker's ID\n```\n\nThe cod","public_affected_ranges":["ECOSYSTEM: introduced 0; last_affected 26.0"]}],"null_published_at":"2026-10-31T22:12:38.455Z","source_updated_at":"2026-03-25T20:48:38.031Z","source_disclosed_at":"2026-03-20T20:49:23.000Z","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":"2026-10-31T21:42:51.439Z"}],"next_cursor":null,"snapshot_revision":"42594"}