{"items":[{"id":"NVI-00004830","kind":"vulnerability","title":"Semantic MediaWiki's Special:FacetedSearch cstate hidden inputs enable reflected XSS (residual of CVE-2025-10354)","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-9rcc-pmj8-ffhr","CVE-2026-116891"],"plain_summary":"OSV carries this publisher advisory for mediawiki/semantic-media-wiki. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 7.2.1 for mediawiki/semantic-media-wiki. Confirm the publisher’s latest guidance.","source_ids":["sr-7521ce15baf224b20c8b92d604c98a64"],"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},{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-99ba6e70b39957ca04c0c71accae1c70"],"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":"2026-10-28T15:33:38.953Z","value":"6.1 MEDIUM (3.1)","meaning":"disclosure@vulncheck.com severity; no combined Null risk score.","source_id":"sr-005aede79398d3aee71453fcc12892e8"},{"kind":"CVSS","as_of":"2026-10-28T15:33:38.953Z","value":"5.1 MEDIUM (4.0)","meaning":"disclosure@vulncheck.com severity; no combined Null risk score.","source_id":"sr-005aede79398d3aee71453fcc12892e8"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.174%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.0684. Missing scores are unknown.","source_id":"sr-99ba6e70b39957ca04c0c71accae1c70"}],"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-7521ce15baf224b20c8b92d604c98a64","url":"https://github.com/advisories/GHSA-9rcc-pmj8-ffhr","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-9rcc-pmj8-ffhr","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.690Z"},{"id":"sr-005aede79398d3aee71453fcc12892e8","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-116891","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-116891","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T01:40:38.141Z"},{"id":"sr-99ba6e70b39957ca04c0c71accae1c70","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-2026-116891","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.374Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-7521ce15baf224b20c8b92d604c98a64"],"technology":"mediawiki/semantic-media-wiki","known_exclusions":[],"conditions_summary":"### Summary\n\nSpecial:FacetedSearch `cstate` hidden inputs enable reflected XSS (residual of CVE-2025-10354)\n\n### Details\n\n#### Affected versions and vulnerable location\n\n- Confirmed present on latest shipped release tag available in the local clone: `SemanticMediaWiki/SemanticMediaWiki@7.2.0`.\n- Confirmed present on default branch `master` at HEAD `18f418b4cdf2875e67a741349179a22c1573f61c`.\n\nVulnerable sink (default-branch representation):\n\n- `src/MediaWiki/Specials/FacetedSearch/HtmlBuilder.php:131-133`\n  - Builds `$hidden` by concatenating unescaped request-controlled `cstate[$key]` values into an HTML attribute context (`value=\"...\"`).\n- `templates/FacetedSearch/search.mustache:25`\n  - Inserts the constructed fragment via `{{{hidden}}}` (no HTML escaping at this boundary).\n\n#### Reachability trace (verified from source)\n\n1. HTTP entrypoint:\n   - `GET` to `Special:FacetedSearch` dispatches into `SMW\\MediaWiki\\Specials\\SpecialFacetedSearch::execute()`.\n2. Request decoding boundary:\n   - `SpecialFacetedSearch::execute()` constructs `UrlArgs` from `$request->getValues()` and calls `ParametersProcessor::checkRequest($request)`.\n3. Checksum gate:\n   - `ParametersProcessor::checkReques","public_affected_ranges":["ECOSYSTEM: introduced 4.2.0; fixed 7.2.1"]}],"null_published_at":"2026-11-04T02:53:03.161Z","source_updated_at":"2026-10-28T03:11:07.843Z","source_disclosed_at":"2026-09-18T16:59:16.000Z","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":"2026-10-31T21:42:10.690Z"},{"id":"NVI-00004830","kind":"vulnerability","title":"Semantic MediaWiki's Special:FacetedSearch cstate hidden inputs enable reflected XSS (residual of CVE-2025-10354)","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-9rcc-pmj8-ffhr","CVE-2026-116891"],"plain_summary":"OSV carries this publisher advisory for mediawiki/semantic-media-wiki. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 7.2.1 for mediawiki/semantic-media-wiki. Confirm the publisher’s latest guidance.","source_ids":["sr-7521ce15baf224b20c8b92d604c98a64"],"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},{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-005aede79398d3aee71453fcc12892e8"],"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":"2026-10-28T15:33:38.953Z","value":"6.1 MEDIUM (3.1)","meaning":"disclosure@vulncheck.com severity; no combined Null risk score.","source_id":"sr-005aede79398d3aee71453fcc12892e8"},{"kind":"CVSS","as_of":"2026-10-28T15:33:38.953Z","value":"5.1 MEDIUM (4.0)","meaning":"disclosure@vulncheck.com severity; no combined Null risk score.","source_id":"sr-005aede79398d3aee71453fcc12892e8"}],"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-7521ce15baf224b20c8b92d604c98a64","url":"https://github.com/advisories/GHSA-9rcc-pmj8-ffhr","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-9rcc-pmj8-ffhr","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.690Z"},{"id":"sr-005aede79398d3aee71453fcc12892e8","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-116891","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-116891","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T01:40:38.141Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-7521ce15baf224b20c8b92d604c98a64"],"technology":"mediawiki/semantic-media-wiki","known_exclusions":[],"conditions_summary":"### Summary\n\nSpecial:FacetedSearch `cstate` hidden inputs enable reflected XSS (residual of CVE-2025-10354)\n\n### Details\n\n#### Affected versions and vulnerable location\n\n- Confirmed present on latest shipped release tag available in the local clone: `SemanticMediaWiki/SemanticMediaWiki@7.2.0`.\n- Confirmed present on default branch `master` at HEAD `18f418b4cdf2875e67a741349179a22c1573f61c`.\n\nVulnerable sink (default-branch representation):\n\n- `src/MediaWiki/Specials/FacetedSearch/HtmlBuilder.php:131-133`\n  - Builds `$hidden` by concatenating unescaped request-controlled `cstate[$key]` values into an HTML attribute context (`value=\"...\"`).\n- `templates/FacetedSearch/search.mustache:25`\n  - Inserts the constructed fragment via `{{{hidden}}}` (no HTML escaping at this boundary).\n\n#### Reachability trace (verified from source)\n\n1. HTTP entrypoint:\n   - `GET` to `Special:FacetedSearch` dispatches into `SMW\\MediaWiki\\Specials\\SpecialFacetedSearch::execute()`.\n2. Request decoding boundary:\n   - `SpecialFacetedSearch::execute()` constructs `UrlArgs` from `$request->getValues()` and calls `ParametersProcessor::checkRequest($request)`.\n3. Checksum gate:\n   - `ParametersProcessor::checkReques","public_affected_ranges":["ECOSYSTEM: introduced 4.2.0; fixed 7.2.1"]}],"null_published_at":"2026-11-01T14:34:07.477Z","source_updated_at":"2026-10-28T03:11:07.843Z","source_disclosed_at":"2026-09-18T16:59:16.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:42:10.690Z"},{"id":"NVI-00004830","kind":"vulnerability","title":"Semantic MediaWiki's Special:FacetedSearch cstate hidden inputs enable reflected XSS (residual of CVE-2025-10354)","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-9rcc-pmj8-ffhr","CVE-2026-116891"],"plain_summary":"OSV carries this publisher advisory for mediawiki/semantic-media-wiki. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 7.2.1 for mediawiki/semantic-media-wiki. Confirm the publisher’s latest guidance.","source_ids":["sr-7521ce15baf224b20c8b92d604c98a64"],"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":[],"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-7521ce15baf224b20c8b92d604c98a64","url":"https://github.com/advisories/GHSA-9rcc-pmj8-ffhr","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-9rcc-pmj8-ffhr","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.690Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-7521ce15baf224b20c8b92d604c98a64"],"technology":"mediawiki/semantic-media-wiki","known_exclusions":[],"conditions_summary":"### Summary\n\nSpecial:FacetedSearch `cstate` hidden inputs enable reflected XSS (residual of CVE-2025-10354)\n\n### Details\n\n#### Affected versions and vulnerable location\n\n- Confirmed present on latest shipped release tag available in the local clone: `SemanticMediaWiki/SemanticMediaWiki@7.2.0`.\n- Confirmed present on default branch `master` at HEAD `18f418b4cdf2875e67a741349179a22c1573f61c`.\n\nVulnerable sink (default-branch representation):\n\n- `src/MediaWiki/Specials/FacetedSearch/HtmlBuilder.php:131-133`\n  - Builds `$hidden` by concatenating unescaped request-controlled `cstate[$key]` values into an HTML attribute context (`value=\"...\"`).\n- `templates/FacetedSearch/search.mustache:25`\n  - Inserts the constructed fragment via `{{{hidden}}}` (no HTML escaping at this boundary).\n\n#### Reachability trace (verified from source)\n\n1. HTTP entrypoint:\n   - `GET` to `Special:FacetedSearch` dispatches into `SMW\\MediaWiki\\Specials\\SpecialFacetedSearch::execute()`.\n2. Request decoding boundary:\n   - `SpecialFacetedSearch::execute()` constructs `UrlArgs` from `$request->getValues()` and calls `ParametersProcessor::checkRequest($request)`.\n3. Checksum gate:\n   - `ParametersProcessor::checkReques","public_affected_ranges":["ECOSYSTEM: introduced 4.2.0; fixed 7.2.1"]}],"null_published_at":"2026-10-31T22:12:57.144Z","source_updated_at":"2026-10-28T03:11:07.843Z","source_disclosed_at":"2026-09-18T16:59:16.000Z","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":"2026-10-31T21:42:10.690Z"}],"next_cursor":null,"snapshot_revision":"42594"}