{"items":[{"id":"NVI-00007055","kind":"vulnerability","title":"Star Citizen  EmbedVideo Extension Stored XSS through wikitext caused by usage of non-reserved data attributes","revision":3,"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-4j5h-mvj3-m48v","CVE-2025-59839"],"plain_summary":"OSV carries this publisher advisory for starcitizenwiki/embedvideo. 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-416dce7396e8d7033b0b2a354553886c"],"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":"2026-10-11T20:10:00.200Z","value":"8.6 HIGH (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-2d24e1281d4205f6d625553643d519d7"},{"kind":"CVSS","as_of":"2026-10-11T20:10:00.200Z","value":"5.4 MEDIUM (3.1)","meaning":"nvd@nist.gov severity; no combined Null risk score.","source_id":"sr-2d24e1281d4205f6d625553643d519d7"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.310%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.23853. Missing scores are unknown.","source_id":"sr-416dce7396e8d7033b0b2a354553886c"}],"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-cce0a91f1a05e049c879d15f79dc738d","url":"https://github.com/advisories/GHSA-4j5h-mvj3-m48v","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-4j5h-mvj3-m48v","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:41:49.669Z"},{"id":"sr-2d24e1281d4205f6d625553643d519d7","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-59839","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2025-59839","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T01:40:22.167Z"},{"id":"sr-416dce7396e8d7033b0b2a354553886c","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-2025-59839","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.372Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-cce0a91f1a05e049c879d15f79dc738d"],"technology":"starcitizenwiki/embedvideo","known_exclusions":[],"conditions_summary":"### Summary\nThe EmbedVideo extension allows adding arbitrary attributes to an HTML element, allowing for stored XSS through wikitext.\n\n### Details\n\nThe attributes of an iframe are populated with the value of an unreserved data attribute (`data-iframeconfig`) that can be set via wikitext:\nhttps://github.com/StarCitizenWiki/mediawiki-extensions-EmbedVideo/blob/440fb331a84b2050f4cc084c1d31d58a1d1c202d/resources/ext.embedVideo.videolink.js#L5-L20\nSimilar code is also present here:\nhttps://github.com/StarCitizenWiki/mediawiki-extensions-EmbedVideo/blob/440fb331a84b2050f4cc084c1d31d58a1d1c202d/resources/modules/iframe.js#L139-L155\n\nIt is possible to execute JS through attributes like `onload` or `onmouseenter`.\n\n### PoC\n\n1. Create a page with the following contents:\n```html\nClick me!\n\n```\n2. Click on the \"Click me!\" text\n3. Click on the \"Load video\" button below\n\n\n\n### Impact\nArbitrary HTML can be inserted into the DOM by any user, allowing for JavaScript to be ","public_affected_ranges":["ECOSYSTEM: introduced 0; last_affected 4.0.0"]}],"null_published_at":"2026-11-01T14:34:07.609Z","source_updated_at":"2026-09-10T03:50:27.926Z","source_disclosed_at":"2025-09-24T20:11:17.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:41:49.669Z"},{"id":"NVI-00007055","kind":"vulnerability","title":"Star Citizen  EmbedVideo Extension Stored XSS through wikitext caused by usage of non-reserved data attributes","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-4j5h-mvj3-m48v","CVE-2025-59839"],"plain_summary":"OSV carries this publisher advisory for starcitizenwiki/embedvideo. 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-416dce7396e8d7033b0b2a354553886c"],"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":"0.310%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.23853. Missing scores are unknown.","source_id":"sr-416dce7396e8d7033b0b2a354553886c"}],"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-cce0a91f1a05e049c879d15f79dc738d","url":"https://github.com/advisories/GHSA-4j5h-mvj3-m48v","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-4j5h-mvj3-m48v","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:41:49.669Z"},{"id":"sr-416dce7396e8d7033b0b2a354553886c","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-2025-59839","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.372Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-cce0a91f1a05e049c879d15f79dc738d"],"technology":"starcitizenwiki/embedvideo","known_exclusions":[],"conditions_summary":"### Summary\nThe EmbedVideo extension allows adding arbitrary attributes to an HTML element, allowing for stored XSS through wikitext.\n\n### Details\n\nThe attributes of an iframe are populated with the value of an unreserved data attribute (`data-iframeconfig`) that can be set via wikitext:\nhttps://github.com/StarCitizenWiki/mediawiki-extensions-EmbedVideo/blob/440fb331a84b2050f4cc084c1d31d58a1d1c202d/resources/ext.embedVideo.videolink.js#L5-L20\nSimilar code is also present here:\nhttps://github.com/StarCitizenWiki/mediawiki-extensions-EmbedVideo/blob/440fb331a84b2050f4cc084c1d31d58a1d1c202d/resources/modules/iframe.js#L139-L155\n\nIt is possible to execute JS through attributes like `onload` or `onmouseenter`.\n\n### PoC\n\n1. Create a page with the following contents:\n```html\nClick me!\n\n```\n2. Click on the \"Click me!\" text\n3. Click on the \"Load video\" button below\n\n\n\n### Impact\nArbitrary HTML can be inserted into the DOM by any user, allowing for JavaScript to be ","public_affected_ranges":["ECOSYSTEM: introduced 0; last_affected 4.0.0"]}],"null_published_at":"2026-10-31T23:18:17.211Z","source_updated_at":"2026-09-10T03:50:27.926Z","source_disclosed_at":"2025-09-24T20:11:17.000Z","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":"2026-10-31T21:41:49.669Z"},{"id":"NVI-00007055","kind":"vulnerability","title":"Star Citizen  EmbedVideo Extension Stored XSS through wikitext caused by usage of non-reserved data attributes","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-4j5h-mvj3-m48v","CVE-2025-59839"],"plain_summary":"OSV carries this publisher advisory for starcitizenwiki/embedvideo. 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-cce0a91f1a05e049c879d15f79dc738d"],"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-cce0a91f1a05e049c879d15f79dc738d","url":"https://github.com/advisories/GHSA-4j5h-mvj3-m48v","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-4j5h-mvj3-m48v","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:41:49.669Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-cce0a91f1a05e049c879d15f79dc738d"],"technology":"starcitizenwiki/embedvideo","known_exclusions":[],"conditions_summary":"### Summary\nThe EmbedVideo extension allows adding arbitrary attributes to an HTML element, allowing for stored XSS through wikitext.\n\n### Details\n\nThe attributes of an iframe are populated with the value of an unreserved data attribute (`data-iframeconfig`) that can be set via wikitext:\nhttps://github.com/StarCitizenWiki/mediawiki-extensions-EmbedVideo/blob/440fb331a84b2050f4cc084c1d31d58a1d1c202d/resources/ext.embedVideo.videolink.js#L5-L20\nSimilar code is also present here:\nhttps://github.com/StarCitizenWiki/mediawiki-extensions-EmbedVideo/blob/440fb331a84b2050f4cc084c1d31d58a1d1c202d/resources/modules/iframe.js#L139-L155\n\nIt is possible to execute JS through attributes like `onload` or `onmouseenter`.\n\n### PoC\n\n1. Create a page with the following contents:\n```html\nClick me!\n\n```\n2. Click on the \"Click me!\" text\n3. Click on the \"Load video\" button below\n\n\n\n### Impact\nArbitrary HTML can be inserted into the DOM by any user, allowing for JavaScript to be ","public_affected_ranges":["ECOSYSTEM: introduced 0; last_affected 4.0.0"]}],"null_published_at":"2026-10-31T22:13:14.309Z","source_updated_at":"2026-09-10T03:50:27.926Z","source_disclosed_at":"2025-09-24T20:11:17.000Z","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":"2026-10-31T21:41:49.669Z"}],"next_cursor":null,"snapshot_revision":"42594"}