{"items":[{"id":"NVI-00004947","kind":"vulnerability","title":"league/commonmark: DisallowedRawHtml bypassed when a disallowed tag name ends the raw-HTML literal","revision":4,"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-97jj-33gv-5xf9","CVE-2026-105829"],"plain_summary":"GitHub lists this reviewed advisory for league/commonmark. 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-17da0e52f5854131b4ec29761776b786"],"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 2.10.2 for league/commonmark. Confirm the publisher’s latest guidance.","source_ids":["sr-7a4b2944400cc18b294ebc6162a9bdca"],"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":"2026-09-30T15:36:37.000Z","value":"6.1 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-5bf6ccbcf7ad23229117cac51febd83c"},{"kind":"CVSS","as_of":"2026-10-10T04:18:09.177Z","value":"6.1 MEDIUM (3.1)","meaning":"disclosure@vulncheck.com severity; no combined Null risk score.","source_id":"sr-9ef26ed60c054346f54c159fa775d941"},{"kind":"CVSS","as_of":"2026-10-10T04:18:09.177Z","value":"5.3 MEDIUM (4.0)","meaning":"disclosure@vulncheck.com severity; no combined Null risk score.","source_id":"sr-9ef26ed60c054346f54c159fa775d941"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.250%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.16383. Missing scores are unknown.","source_id":"sr-17da0e52f5854131b4ec29761776b786"}],"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-5bf6ccbcf7ad23229117cac51febd83c","url":"https://github.com/advisories/GHSA-97jj-33gv-5xf9","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-97jj-33gv-5xf9","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T07:22:52.960Z"},{"id":"sr-7a4b2944400cc18b294ebc6162a9bdca","url":"https://github.com/advisories/GHSA-97jj-33gv-5xf9","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-97jj-33gv-5xf9","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.682Z"},{"id":"sr-9ef26ed60c054346f54c159fa775d941","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-105829","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-105829","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T01:40:38.141Z"},{"id":"sr-17da0e52f5854131b4ec29761776b786","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-2026-105829","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.373Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-5bf6ccbcf7ad23229117cac51febd83c"],"technology":"league/commonmark","known_exclusions":[],"conditions_summary":"## Summary\n\nThe `DisallowedRawHtml` extension does not escape a disallowed tag when the tag name is the last thing in the raw HTML. A Markdown line containing just `])/i\n```\n\nThe trailing character class requires one character after the tag name. The block parser does not: `RegexHelper::PARTIAL_HTMLBLOCKOPEN` accepts end of line after a tag name, so `<script` alone opens an HTML block. Because a rendered `HtmlBlock` has no trailing newline, the regex has nothing to match and the `<` passes through.\n\nIn the browser the newline is still present, so the tag name terminates there and whatever follows becomes attributes.\n\nThis is the same filter that GHSA-4v6x-c7xx-hw9f fixed in 2.8.1. That fix widened the character class but still requires one character, so this case was not covered.\n\n## Reproduction\n\nRender this with `GithubFlavoredMarkdownConverter` and default setting","public_affected_ranges":[">= 1.3.0, <= 2.10.1"]},{"certainty":"source_listed","source_ids":["sr-7a4b2944400cc18b294ebc6162a9bdca"],"technology":"league/commonmark","known_exclusions":[],"conditions_summary":"## Summary\n\nThe `DisallowedRawHtml` extension does not escape a disallowed tag when the tag name is the last thing in the raw HTML. A Markdown line containing just `])/i\n```\n\nThe trailing character class requires one character after the tag name. The block parser does not: `RegexHelper::PARTIAL_HTMLBLOCKOPEN` accepts end of line after a tag name, so `<script` alone opens an HTML block. Because a rendered `HtmlBlock` has no trailing newline, the regex has nothing to match and the `<` passes through.\n\nIn the browser the newline is still present, so the tag name terminates there and whatever follows becomes attributes.\n\nThis is the same filter that GHSA-4v6x-c7xx-hw9f fixed in 2.8.1. That fix widened the character class but still requires one character, so this case was not covered.\n\n## Reproduction\n\nRender this with `GithubFlavoredMarkdownConverter` and default setting","public_affected_ranges":["ECOSYSTEM: introduced 1.3.0; fixed 2.10.2"]}],"null_published_at":"2026-11-06T15:18:11.516Z","source_updated_at":"2026-09-30T15:36:37.000Z","source_disclosed_at":"2026-09-30T15:36:33.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:42:10.682Z"},{"id":"NVI-00004947","kind":"vulnerability","title":"league/commonmark: DisallowedRawHtml bypassed when a disallowed tag name ends the raw-HTML literal","revision":3,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-97jj-33gv-5xf9","CVE-2026-105829"],"plain_summary":"GitHub lists this reviewed advisory for league/commonmark. 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-17da0e52f5854131b4ec29761776b786"],"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 2.10.2 for league/commonmark. Confirm the publisher’s latest guidance.","source_ids":["sr-7a4b2944400cc18b294ebc6162a9bdca"],"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":"2026-09-30T15:36:37.000Z","value":"6.1 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-5bf6ccbcf7ad23229117cac51febd83c"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.250%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.16383. Missing scores are unknown.","source_id":"sr-17da0e52f5854131b4ec29761776b786"}],"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-5bf6ccbcf7ad23229117cac51febd83c","url":"https://github.com/advisories/GHSA-97jj-33gv-5xf9","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-97jj-33gv-5xf9","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T07:22:52.960Z"},{"id":"sr-7a4b2944400cc18b294ebc6162a9bdca","url":"https://github.com/advisories/GHSA-97jj-33gv-5xf9","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-97jj-33gv-5xf9","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.682Z"},{"id":"sr-17da0e52f5854131b4ec29761776b786","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-2026-105829","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.373Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-5bf6ccbcf7ad23229117cac51febd83c"],"technology":"league/commonmark","known_exclusions":[],"conditions_summary":"## Summary\n\nThe `DisallowedRawHtml` extension does not escape a disallowed tag when the tag name is the last thing in the raw HTML. A Markdown line containing just `])/i\n```\n\nThe trailing character class requires one character after the tag name. The block parser does not: `RegexHelper::PARTIAL_HTMLBLOCKOPEN` accepts end of line after a tag name, so `<script` alone opens an HTML block. Because a rendered `HtmlBlock` has no trailing newline, the regex has nothing to match and the `<` passes through.\n\nIn the browser the newline is still present, so the tag name terminates there and whatever follows becomes attributes.\n\nThis is the same filter that GHSA-4v6x-c7xx-hw9f fixed in 2.8.1. That fix widened the character class but still requires one character, so this case was not covered.\n\n## Reproduction\n\nRender this with `GithubFlavoredMarkdownConverter` and default setting","public_affected_ranges":[">= 1.3.0, <= 2.10.1"]},{"certainty":"source_listed","source_ids":["sr-7a4b2944400cc18b294ebc6162a9bdca"],"technology":"league/commonmark","known_exclusions":[],"conditions_summary":"## Summary\n\nThe `DisallowedRawHtml` extension does not escape a disallowed tag when the tag name is the last thing in the raw HTML. A Markdown line containing just `])/i\n```\n\nThe trailing character class requires one character after the tag name. The block parser does not: `RegexHelper::PARTIAL_HTMLBLOCKOPEN` accepts end of line after a tag name, so `<script` alone opens an HTML block. Because a rendered `HtmlBlock` has no trailing newline, the regex has nothing to match and the `<` passes through.\n\nIn the browser the newline is still present, so the tag name terminates there and whatever follows becomes attributes.\n\nThis is the same filter that GHSA-4v6x-c7xx-hw9f fixed in 2.8.1. That fix widened the character class but still requires one character, so this case was not covered.\n\n## Reproduction\n\nRender this with `GithubFlavoredMarkdownConverter` and default setting","public_affected_ranges":["ECOSYSTEM: introduced 1.3.0; fixed 2.10.2"]}],"null_published_at":"2026-11-01T07:29:12.918Z","source_updated_at":"2026-09-30T15:36:37.000Z","source_disclosed_at":"2026-09-30T15:36:33.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:42:10.682Z"},{"id":"NVI-00004947","kind":"vulnerability","title":"league/commonmark: DisallowedRawHtml bypassed when a disallowed tag name ends the raw-HTML literal","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-97jj-33gv-5xf9","CVE-2026-105829"],"plain_summary":"OSV carries this publisher advisory for league/commonmark. 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 2.10.2 for league/commonmark. Confirm the publisher’s latest guidance.","source_ids":["sr-7a4b2944400cc18b294ebc6162a9bdca"],"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-17da0e52f5854131b4ec29761776b786"],"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":"0.250%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.16383. Missing scores are unknown.","source_id":"sr-17da0e52f5854131b4ec29761776b786"}],"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-7a4b2944400cc18b294ebc6162a9bdca","url":"https://github.com/advisories/GHSA-97jj-33gv-5xf9","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-97jj-33gv-5xf9","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.682Z"},{"id":"sr-17da0e52f5854131b4ec29761776b786","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-2026-105829","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.373Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-7a4b2944400cc18b294ebc6162a9bdca"],"technology":"league/commonmark","known_exclusions":[],"conditions_summary":"## Summary\n\nThe `DisallowedRawHtml` extension does not escape a disallowed tag when the tag name is the last thing in the raw HTML. A Markdown line containing just `])/i\n```\n\nThe trailing character class requires one character after the tag name. The block parser does not: `RegexHelper::PARTIAL_HTMLBLOCKOPEN` accepts end of line after a tag name, so `<script` alone opens an HTML block. Because a rendered `HtmlBlock` has no trailing newline, the regex has nothing to match and the `<` passes through.\n\nIn the browser the newline is still present, so the tag name terminates there and whatever follows becomes attributes.\n\nThis is the same filter that GHSA-4v6x-c7xx-hw9f fixed in 2.8.1. That fix widened the character class but still requires one character, so this case was not covered.\n\n## Reproduction\n\nRender this with `GithubFlavoredMarkdownConverter` and default setting","public_affected_ranges":["ECOSYSTEM: introduced 1.3.0; fixed 2.10.2"]}],"null_published_at":"2026-10-31T22:27:06.726Z","source_updated_at":"2026-10-09T02:56:07.054Z","source_disclosed_at":"2026-09-30T15:36:33.000Z","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":"2026-10-31T21:42:10.682Z"},{"id":"NVI-00004947","kind":"vulnerability","title":"league/commonmark: DisallowedRawHtml bypassed when a disallowed tag name ends the raw-HTML literal","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-97jj-33gv-5xf9","CVE-2026-105829"],"plain_summary":"OSV carries this publisher advisory for league/commonmark. 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 2.10.2 for league/commonmark. Confirm the publisher’s latest guidance.","source_ids":["sr-7a4b2944400cc18b294ebc6162a9bdca"],"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-7a4b2944400cc18b294ebc6162a9bdca","url":"https://github.com/advisories/GHSA-97jj-33gv-5xf9","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-97jj-33gv-5xf9","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.682Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-7a4b2944400cc18b294ebc6162a9bdca"],"technology":"league/commonmark","known_exclusions":[],"conditions_summary":"## Summary\n\nThe `DisallowedRawHtml` extension does not escape a disallowed tag when the tag name is the last thing in the raw HTML. A Markdown line containing just `])/i\n```\n\nThe trailing character class requires one character after the tag name. The block parser does not: `RegexHelper::PARTIAL_HTMLBLOCKOPEN` accepts end of line after a tag name, so `<script` alone opens an HTML block. Because a rendered `HtmlBlock` has no trailing newline, the regex has nothing to match and the `<` passes through.\n\nIn the browser the newline is still present, so the tag name terminates there and whatever follows becomes attributes.\n\nThis is the same filter that GHSA-4v6x-c7xx-hw9f fixed in 2.8.1. That fix widened the character class but still requires one character, so this case was not covered.\n\n## Reproduction\n\nRender this with `GithubFlavoredMarkdownConverter` and default setting","public_affected_ranges":["ECOSYSTEM: introduced 1.3.0; fixed 2.10.2"]}],"null_published_at":"2026-10-31T22:12:57.148Z","source_updated_at":"2026-10-09T02:56:07.054Z","source_disclosed_at":"2026-09-30T15:36:33.000Z","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":"2026-10-31T21:42:10.682Z"}],"next_cursor":null,"snapshot_revision":"42594"}