{"items":[{"id":"NVI-00011736","kind":"vulnerability","title":"Backstage: Improper validation of MkDocs plugin configuration in TechDocs","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-q38j-6vcm-2f5m","CVE-2026-106455"],"plain_summary":"GitHub lists this reviewed advisory for @backstage/plugin-techdocs-node, @backstage/plugin-techdocs-node. 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-16a5b869d405f70a47f6f3c69d71c465"],"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":"2026-10-07T20:25:23.000Z","value":"7.7 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-10deaf4455ed749b1fafdcb3124aae71"},{"kind":"CVSS","as_of":"2026-10-13T15:27:12.653Z","value":"7.7 HIGH (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-1aeacf1c4aa1f10f5f4f62eb287dfa1d"},{"kind":"EPSS","as_of":"2026-11-03T12:00:27.000Z","value":"0.420%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.36329. Missing scores are unknown.","source_id":"sr-16a5b869d405f70a47f6f3c69d71c465"}],"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-10deaf4455ed749b1fafdcb3124aae71","url":"https://github.com/advisories/GHSA-q38j-6vcm-2f5m","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-q38j-6vcm-2f5m","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T00:58:46.232Z"},{"id":"sr-1aeacf1c4aa1f10f5f4f62eb287dfa1d","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-106455","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-106455","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-03T09:58:21.903Z"},{"id":"sr-16a5b869d405f70a47f6f3c69d71c465","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-2026-106455","publisher":"FIRST EPSS","observed_at":"2026-11-03T17:44:07.774Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-10deaf4455ed749b1fafdcb3124aae71"],"technology":"@backstage/plugin-techdocs-node","known_exclusions":[],"conditions_summary":"### Impact\n\nAn authenticated attacker with control over a TechDocs source repository could cause a documentation build to retrieve and publish data from network locations reachable by the build environment. Exposure depends on deployment topology, build mode, and target endpoint protections. Modern cloud metadata services that require tokens or special headers are not directly accessible through the affected behavior.\n\n### Patches\n\nUpgrade `@backstage/plugin-techdocs-node` to a patched version for the applicable release line:\n\n- `1.14.x`: upgrade to `1.14.7` or later in that line, available in Backstage v1.50.6.\n- `1.15.x`: upgrade to `1.15.5` or later, available in Backstage v1.54.8.\n- Current mainline: upgrade to `2.0.0` or later, available in Backstage v1.55.0.\n\nThe update removes MkDocs plugins outside the built-in allowlist. To retain additional plugins, review them and configure `techdocs.generator.mkdocs.dangerouslyAllowAdditionalPlugins`, or supply `dangerouslyAllowAdditionalPlugins` when","public_affected_ranges":[">= 0.11.12, < 1.14.7"]},{"certainty":"source_listed","source_ids":["sr-10deaf4455ed749b1fafdcb3124aae71"],"technology":"@backstage/plugin-techdocs-node","known_exclusions":[],"conditions_summary":"### Impact\n\nAn authenticated attacker with control over a TechDocs source repository could cause a documentation build to retrieve and publish data from network locations reachable by the build environment. Exposure depends on deployment topology, build mode, and target endpoint protections. Modern cloud metadata services that require tokens or special headers are not directly accessible through the affected behavior.\n\n### Patches\n\nUpgrade `@backstage/plugin-techdocs-node` to a patched version for the applicable release line:\n\n- `1.14.x`: upgrade to `1.14.7` or later in that line, available in Backstage v1.50.6.\n- `1.15.x`: upgrade to `1.15.5` or later, available in Backstage v1.54.8.\n- Current mainline: upgrade to `2.0.0` or later, available in Backstage v1.55.0.\n\nThe update removes MkDocs plugins outside the built-in allowlist. To retain additional plugins, review them and configure `techdocs.generator.mkdocs.dangerouslyAllowAdditionalPlugins`, or supply `dangerouslyAllowAdditionalPlugins` when","public_affected_ranges":[">= 1.15.0, < 1.15.5"]}],"null_published_at":"2026-11-06T00:29:57.325Z","source_updated_at":"2026-10-07T20:25:23.000Z","source_disclosed_at":"2026-10-07T20:25:19.000Z","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":"2026-11-01T00:58:46.232Z"},{"id":"NVI-00011736","kind":"vulnerability","title":"Backstage: Improper validation of MkDocs plugin configuration in TechDocs","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-q38j-6vcm-2f5m","CVE-2026-106455"],"plain_summary":"GitHub lists this reviewed advisory for @backstage/plugin-techdocs-node, @backstage/plugin-techdocs-node. 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-3d23cddfe7cda6559374b0232088ba95"],"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":"2026-10-07T20:25:23.000Z","value":"7.7 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-10deaf4455ed749b1fafdcb3124aae71"},{"kind":"CVSS","as_of":"2026-10-13T15:27:12.653Z","value":"7.7 HIGH (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-1aeacf1c4aa1f10f5f4f62eb287dfa1d"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.333%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.26542. Missing scores are unknown.","source_id":"sr-3d23cddfe7cda6559374b0232088ba95"}],"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-10deaf4455ed749b1fafdcb3124aae71","url":"https://github.com/advisories/GHSA-q38j-6vcm-2f5m","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-q38j-6vcm-2f5m","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T00:58:46.232Z"},{"id":"sr-1aeacf1c4aa1f10f5f4f62eb287dfa1d","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-106455","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-106455","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-03T09:58:21.903Z"},{"id":"sr-3d23cddfe7cda6559374b0232088ba95","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-2026-106455","publisher":"FIRST EPSS","observed_at":"2026-11-01T01:39:43.064Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-10deaf4455ed749b1fafdcb3124aae71"],"technology":"@backstage/plugin-techdocs-node","known_exclusions":[],"conditions_summary":"### Impact\n\nAn authenticated attacker with control over a TechDocs source repository could cause a documentation build to retrieve and publish data from network locations reachable by the build environment. Exposure depends on deployment topology, build mode, and target endpoint protections. Modern cloud metadata services that require tokens or special headers are not directly accessible through the affected behavior.\n\n### Patches\n\nUpgrade `@backstage/plugin-techdocs-node` to a patched version for the applicable release line:\n\n- `1.14.x`: upgrade to `1.14.7` or later in that line, available in Backstage v1.50.6.\n- `1.15.x`: upgrade to `1.15.5` or later, available in Backstage v1.54.8.\n- Current mainline: upgrade to `2.0.0` or later, available in Backstage v1.55.0.\n\nThe update removes MkDocs plugins outside the built-in allowlist. To retain additional plugins, review them and configure `techdocs.generator.mkdocs.dangerouslyAllowAdditionalPlugins`, or supply `dangerouslyAllowAdditionalPlugins` when","public_affected_ranges":[">= 0.11.12, < 1.14.7"]},{"certainty":"source_listed","source_ids":["sr-10deaf4455ed749b1fafdcb3124aae71"],"technology":"@backstage/plugin-techdocs-node","known_exclusions":[],"conditions_summary":"### Impact\n\nAn authenticated attacker with control over a TechDocs source repository could cause a documentation build to retrieve and publish data from network locations reachable by the build environment. Exposure depends on deployment topology, build mode, and target endpoint protections. Modern cloud metadata services that require tokens or special headers are not directly accessible through the affected behavior.\n\n### Patches\n\nUpgrade `@backstage/plugin-techdocs-node` to a patched version for the applicable release line:\n\n- `1.14.x`: upgrade to `1.14.7` or later in that line, available in Backstage v1.50.6.\n- `1.15.x`: upgrade to `1.15.5` or later, available in Backstage v1.54.8.\n- Current mainline: upgrade to `2.0.0` or later, available in Backstage v1.55.0.\n\nThe update removes MkDocs plugins outside the built-in allowlist. To retain additional plugins, review them and configure `techdocs.generator.mkdocs.dangerouslyAllowAdditionalPlugins`, or supply `dangerouslyAllowAdditionalPlugins` when","public_affected_ranges":[">= 1.15.0, < 1.15.5"]}],"null_published_at":"2026-11-03T10:03:31.375Z","source_updated_at":"2026-10-07T20:25:23.000Z","source_disclosed_at":"2026-10-07T20:25:19.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-11-01T00:58:46.232Z"},{"id":"NVI-00011736","kind":"vulnerability","title":"Backstage: Improper validation of MkDocs plugin configuration in TechDocs","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-q38j-6vcm-2f5m","CVE-2026-106455"],"plain_summary":"GitHub lists this reviewed advisory for @backstage/plugin-techdocs-node, @backstage/plugin-techdocs-node. 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-3d23cddfe7cda6559374b0232088ba95"],"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":"2026-10-07T20:25:23.000Z","value":"7.7 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-10deaf4455ed749b1fafdcb3124aae71"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.333%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.26542. Missing scores are unknown.","source_id":"sr-3d23cddfe7cda6559374b0232088ba95"}],"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-10deaf4455ed749b1fafdcb3124aae71","url":"https://github.com/advisories/GHSA-q38j-6vcm-2f5m","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. 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Modern cloud metadata services that require tokens or special headers are not directly accessible through the affected behavior.\n\n### Patches\n\nUpgrade `@backstage/plugin-techdocs-node` to a patched version for the applicable release line:\n\n- `1.14.x`: upgrade to `1.14.7` or later in that line, available in Backstage v1.50.6.\n- `1.15.x`: upgrade to `1.15.5` or later, available in Backstage v1.54.8.\n- Current mainline: upgrade to `2.0.0` or later, available in Backstage v1.55.0.\n\nThe update removes MkDocs plugins outside the built-in allowlist. To retain additional plugins, review them and configure `techdocs.generator.mkdocs.dangerouslyAllowAdditionalPlugins`, or supply `dangerouslyAllowAdditionalPlugins` when","public_affected_ranges":[">= 0.11.12, < 1.14.7"]},{"certainty":"source_listed","source_ids":["sr-10deaf4455ed749b1fafdcb3124aae71"],"technology":"@backstage/plugin-techdocs-node","known_exclusions":[],"conditions_summary":"### Impact\n\nAn authenticated attacker with control over a TechDocs source repository could cause a documentation build to retrieve and publish data from network locations reachable by the build environment. Exposure depends on deployment topology, build mode, and target endpoint protections. Modern cloud metadata services that require tokens or special headers are not directly accessible through the affected behavior.\n\n### Patches\n\nUpgrade `@backstage/plugin-techdocs-node` to a patched version for the applicable release line:\n\n- `1.14.x`: upgrade to `1.14.7` or later in that line, available in Backstage v1.50.6.\n- `1.15.x`: upgrade to `1.15.5` or later, available in Backstage v1.54.8.\n- Current mainline: upgrade to `2.0.0` or later, available in Backstage v1.55.0.\n\nThe update removes MkDocs plugins outside the built-in allowlist. To retain additional plugins, review them and configure `techdocs.generator.mkdocs.dangerouslyAllowAdditionalPlugins`, or supply `dangerouslyAllowAdditionalPlugins` when","public_affected_ranges":[">= 1.15.0, < 1.15.5"]}],"null_published_at":"2026-11-01T14:34:14.122Z","source_updated_at":"2026-10-07T20:25:23.000Z","source_disclosed_at":"2026-10-07T20:25:19.000Z","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":"2026-11-01T00:58:46.232Z"},{"id":"NVI-00011736","kind":"vulnerability","title":"Backstage: Improper validation of MkDocs plugin configuration in TechDocs","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-q38j-6vcm-2f5m","CVE-2026-106455"],"plain_summary":"GitHub lists this reviewed advisory for @backstage/plugin-techdocs-node, @backstage/plugin-techdocs-node. 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-10deaf4455ed749b1fafdcb3124aae71"],"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":"2026-10-07T20:25:23.000Z","value":"7.7 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-10deaf4455ed749b1fafdcb3124aae71"}],"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-10deaf4455ed749b1fafdcb3124aae71","url":"https://github.com/advisories/GHSA-q38j-6vcm-2f5m","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-q38j-6vcm-2f5m","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T00:58:46.232Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-10deaf4455ed749b1fafdcb3124aae71"],"technology":"@backstage/plugin-techdocs-node","known_exclusions":[],"conditions_summary":"### Impact\n\nAn authenticated attacker with control over a TechDocs source repository could cause a documentation build to retrieve and publish data from network locations reachable by the build environment. Exposure depends on deployment topology, build mode, and target endpoint protections. Modern cloud metadata services that require tokens or special headers are not directly accessible through the affected behavior.\n\n### Patches\n\nUpgrade `@backstage/plugin-techdocs-node` to a patched version for the applicable release line:\n\n- `1.14.x`: upgrade to `1.14.7` or later in that line, available in Backstage v1.50.6.\n- `1.15.x`: upgrade to `1.15.5` or later, available in Backstage v1.54.8.\n- Current mainline: upgrade to `2.0.0` or later, available in Backstage v1.55.0.\n\nThe update removes MkDocs plugins outside the built-in allowlist. To retain additional plugins, review them and configure `techdocs.generator.mkdocs.dangerouslyAllowAdditionalPlugins`, or supply `dangerouslyAllowAdditionalPlugins` when","public_affected_ranges":[">= 0.11.12, < 1.14.7"]},{"certainty":"source_listed","source_ids":["sr-10deaf4455ed749b1fafdcb3124aae71"],"technology":"@backstage/plugin-techdocs-node","known_exclusions":[],"conditions_summary":"### Impact\n\nAn authenticated attacker with control over a TechDocs source repository could cause a documentation build to retrieve and publish data from network locations reachable by the build environment. Exposure depends on deployment topology, build mode, and target endpoint protections. Modern cloud metadata services that require tokens or special headers are not directly accessible through the affected behavior.\n\n### Patches\n\nUpgrade `@backstage/plugin-techdocs-node` to a patched version for the applicable release line:\n\n- `1.14.x`: upgrade to `1.14.7` or later in that line, available in Backstage v1.50.6.\n- `1.15.x`: upgrade to `1.15.5` or later, available in Backstage v1.54.8.\n- Current mainline: upgrade to `2.0.0` or later, available in Backstage v1.55.0.\n\nThe update removes MkDocs plugins outside the built-in allowlist. To retain additional plugins, review them and configure `techdocs.generator.mkdocs.dangerouslyAllowAdditionalPlugins`, or supply `dangerouslyAllowAdditionalPlugins` when","public_affected_ranges":[">= 1.15.0, < 1.15.5"]}],"null_published_at":"2026-11-01T01:03:56.596Z","source_updated_at":"2026-10-07T20:25:23.000Z","source_disclosed_at":"2026-10-07T20:25:19.000Z","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":"2026-11-01T00:58:46.232Z"}],"next_cursor":null,"snapshot_revision":"42594"}