{"items":[{"id":"NVI-00007744","kind":"vulnerability","title":"StarCitizenWiki Extension Embed Video: Stored XSS via malformed src url with $wgEmbedVideoRequireConsent enabled","revision":4,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-5c7p-g73q-rpg5","CVE-2026-55692"],"plain_summary":"GitHub lists this reviewed advisory for starcitizenwiki/embedvideo. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","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-03465777886d8f1bb4916e57a94b6672"],"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},{"summary":"The original advisory lists fixed boundaries 4.1.0 for starcitizenwiki/embedvideo. Confirm the publisher’s latest guidance.","source_ids":["sr-e71ff76774614df49f8247d2cded3f18"],"action_type":"vendor_patch","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":"2026-10-13T20:50:28.000Z","value":"7.5 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-91c1bd714e1b62407915f9637352a85a"},{"kind":"EPSS","as_of":"2026-11-04T12:03:12.000Z","value":"0.492%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.4239. Missing scores are unknown.","source_id":"sr-03465777886d8f1bb4916e57a94b6672"}],"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-91c1bd714e1b62407915f9637352a85a","url":"https://github.com/advisories/GHSA-5c7p-g73q-rpg5","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-5c7p-g73q-rpg5","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T23:14:22.124Z"},{"id":"sr-e71ff76774614df49f8247d2cded3f18","url":"https://github.com/advisories/GHSA-5c7p-g73q-rpg5","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-5c7p-g73q-rpg5","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:41:59.920Z"},{"id":"sr-03465777886d8f1bb4916e57a94b6672","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-2026-55692","publisher":"FIRST EPSS","observed_at":"2026-11-04T23:33:33.050Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-91c1bd714e1b62407915f9637352a85a"],"technology":"starcitizenwiki/embedvideo","known_exclusions":[],"conditions_summary":"### Summary\nWith $wgEmbedVideoRequireConsent enabled (the default), the urls for videos are stored in a json-ified data attribute`data-mw-iframeconfig`. When given a malformed url or id, the data-mw-iframeconfig attribute can be escaped via single quotes, allowing for html/javascript injection.\n\n### Details\nThe sprintf here adds the iframe config encoded as JSON here. When given a malicious url or id with a single quote, the `$this->getUrl()` call returns an unescaped payload that terminates the data-mw-iframeconfig attribute and allows for injecting attributes, including handlers, into the figure element. The id regex for the `archiveorg` service and the url regexes for the `wistia` and `sharepoint` services allow for single quotes to be introduced.\n\n### PoC\nA couple of examples across services\n```\nInput:\ngetUrl()` call returns an unescaped payload that terminates the data-mw-iframeconfig attribute and allows for injecting attributes, including handlers, into the figure element. The id regex for the `archiveorg` service and the url regexes for the `wistia` and `sharepoint` services allow for single quotes to be introduced.\n\n### PoC\nA couple of examples across services\n```\nInput:\ngetUrl()` call returns an unescaped payload that terminates the data-mw-iframeconfig attribute and allows for injecting attributes, including handlers, into the figure element. The id regex for the `archiveorg` service and the url regexes for the `wistia` and `sharepoint` services allow for single quotes to be introduced.\n\n### PoC\nA couple of examples across services\n```\nInput:\ngetUrl()` call returns an unescaped payload that terminates the data-mw-iframeconfig attribute and allows for injecting attributes, including handlers, into the figure element. The id regex for the `archiveorg` service and the url regexes for the `wistia` and `sharepoint` services allow for single quotes to be introduced.\n\n### PoC\nA couple of examples across services\n```\nInput:\ngetUrl()` call returns an unescaped payload that terminates the data-mw-iframeconfig attribute and allows for injecting attributes, including handlers, into the figure element. The id regex for the `archiveorg` service and the url regexes for the `wistia` and `sharepoint` services allow for single quotes to be introduced.\n\n### PoC\nA couple of examples across services\n```\nInput:\ngetUrl()` call returns an unescaped payload that terminates the data-mw-iframeconfig attribute and allows for injecting attributes, including handlers, into the figure element. The id regex for the `archiveorg` service and the url regexes for the `wistia` and `sharepoint` services allow for single quotes to be introduced.\n\n### PoC\nA couple of examples across services\n```\nInput:\ngetUrl()` call returns an unescaped payload that terminates the data-mw-iframeconfig attribute and allows for injecting attributes, including handlers, into the figure element. The id regex for the `archiveorg` service and the url regexes for the `wistia` and `sharepoint` services allow for single quotes to be introduced.\n\n### PoC\nA couple of examples across services\n```\nInput:\n