{"items":[{"id":"NVI-00002855","kind":"vulnerability","title":"WWBN AVideo: Missing CSRF Protection on State-Changing JSON Endpoints Enables Forced Comment Creation, Vote Manipulation, and Category Asset Deletion","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-x2pw-9c38-cp2j","CVE-2026-40928"],"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-2adcbd34a1f38658824bf10b8f18146d"],"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":"0.115%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.01549. Missing scores are unknown.","source_id":"sr-2adcbd34a1f38658824bf10b8f18146d"}],"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-2924dbc4fca59da6ba514ec08206ffee","url":"https://github.com/advisories/GHSA-x2pw-9c38-cp2j","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-x2pw-9c38-cp2j","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:51.438Z"},{"id":"sr-2adcbd34a1f38658824bf10b8f18146d","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-2026-40928","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.378Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-2924dbc4fca59da6ba514ec08206ffee"],"technology":"wwbn/avideo","known_exclusions":[],"conditions_summary":"## Summary\n\nMultiple AVideo JSON endpoints under `objects/` accept state-changing requests via `$_REQUEST`/`$_GET` and persist changes tied to the caller's session user, without any anti-CSRF token, origin check, or referer check. A malicious page visited by a logged-in victim can silently:\n\n1. Cast/flip the victim's like/dislike on any comment (`objects/comments_like.json.php`).\n2. Post a comment authored by the victim on any video, with attacker-chosen text (`objects/commentAddNew.json.php`).\n3. Delete assets from any category (`objects/categoryDeleteAssets.json.php`) when the victim has category management rights.\n\nEach endpoint is reachable from a browser via a simple `` tag or form submission, so exploitation only requires the victim to load an attacker-controlled HTML resource.\n\n## Details\n\nAVideo exposes a helper, `forbidIfIsUntrustedRequest()` (`objects/functionsSecurity.php:138`), that rejects cross-origin requests when the `Referer`/`Origin` does not match `webSiteRootURL`. It is only invoked in one file in the tree — `objects/userUpdate.json.php:18` — and is *not* applied to the endpoints below. There is also an `isGlobalTokenValid()` helper (`objects/functi","public_affected_ranges":["ECOSYSTEM: introduced 0; last_affected 29.0"]}],"null_published_at":"2026-10-31T22:27:15.267Z","source_updated_at":"2026-05-05T16:26:34.614Z","source_disclosed_at":"2026-04-14T23:12:53.000Z","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":"2026-10-31T21:42:51.438Z"},{"id":"NVI-00002855","kind":"vulnerability","title":"WWBN AVideo: Missing CSRF Protection on State-Changing JSON Endpoints Enables Forced Comment Creation, Vote Manipulation, and Category Asset Deletion","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-x2pw-9c38-cp2j","CVE-2026-40928"],"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-2924dbc4fca59da6ba514ec08206ffee"],"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-2924dbc4fca59da6ba514ec08206ffee","url":"https://github.com/advisories/GHSA-x2pw-9c38-cp2j","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-x2pw-9c38-cp2j","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:51.438Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-2924dbc4fca59da6ba514ec08206ffee"],"technology":"wwbn/avideo","known_exclusions":[],"conditions_summary":"## Summary\n\nMultiple AVideo JSON endpoints under `objects/` accept state-changing requests via `$_REQUEST`/`$_GET` and persist changes tied to the caller's session user, without any anti-CSRF token, origin check, or referer check. A malicious page visited by a logged-in victim can silently:\n\n1. Cast/flip the victim's like/dislike on any comment (`objects/comments_like.json.php`).\n2. Post a comment authored by the victim on any video, with attacker-chosen text (`objects/commentAddNew.json.php`).\n3. Delete assets from any category (`objects/categoryDeleteAssets.json.php`) when the victim has category management rights.\n\nEach endpoint is reachable from a browser via a simple `` tag or form submission, so exploitation only requires the victim to load an attacker-controlled HTML resource.\n\n## Details\n\nAVideo exposes a helper, `forbidIfIsUntrustedRequest()` (`objects/functionsSecurity.php:138`), that rejects cross-origin requests when the `Referer`/`Origin` does not match `webSiteRootURL`. It is only invoked in one file in the tree — `objects/userUpdate.json.php:18` — and is *not* applied to the endpoints below. There is also an `isGlobalTokenValid()` helper (`objects/functi","public_affected_ranges":["ECOSYSTEM: introduced 0; last_affected 29.0"]}],"null_published_at":"2026-10-31T22:12:38.455Z","source_updated_at":"2026-05-05T16:26:34.614Z","source_disclosed_at":"2026-04-14T23:12:53.000Z","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":"2026-10-31T21:42:51.438Z"}],"next_cursor":null,"snapshot_revision":"42594"}