{"items":[{"id":"NVI-00013056","kind":"vulnerability","title":"vm2: NodeVM nesting guard accepts array-shaped require and permits host RCE","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-8hr7-r645-pc6w","CVE-2026-92935"],"plain_summary":"GitHub lists this reviewed advisory for vm2. 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-3250df215f1758a5104f7967d5119bfc"],"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":"2026-10-01T15:35:00.000Z","value":"9 critical","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-4bbdc5e9a010e05a4bf2c6bb1c11fb0e"},{"kind":"CVSS","as_of":"2026-09-17T20:18:59.093Z","value":"9 CRITICAL (3.1)","meaning":"disclosure@vulncheck.com severity; no combined Null risk score.","source_id":"sr-6024c1b45c6f7222ef0228839f021545"},{"kind":"CVSS","as_of":"2026-09-17T20:18:59.093Z","value":"9.5 CRITICAL (4.0)","meaning":"disclosure@vulncheck.com severity; no combined Null risk score.","source_id":"sr-6024c1b45c6f7222ef0228839f021545"},{"kind":"EPSS","as_of":"2026-11-01T12:00:16.000Z","value":"0.636%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.505. Missing scores are unknown.","source_id":"sr-3250df215f1758a5104f7967d5119bfc"}],"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-4bbdc5e9a010e05a4bf2c6bb1c11fb0e","url":"https://github.com/advisories/GHSA-8hr7-r645-pc6w","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-8hr7-r645-pc6w","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T01:40:00.567Z"},{"id":"sr-6024c1b45c6f7222ef0228839f021545","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-92935","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-92935","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-04T09:59:50.242Z"},{"id":"sr-3250df215f1758a5104f7967d5119bfc","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-2026-92935","publisher":"FIRST EPSS","observed_at":"2026-11-01T14:29:11.296Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-4bbdc5e9a010e05a4bf2c6bb1c11fb0e"],"technology":"vm2","known_exclusions":[],"conditions_summary":"## Summary\n\nThe `NodeVM` constructor computes `hasRealRequireConfig` using `typeof requireOpts === 'object' && requireOpts !== null`, so `require: []` bypasses the guard intended to reject `nesting` without an explicit require configuration. `makeResolverFromLegacyOptions()` then destructures the array to undefined option fields and returns a resolver containing only `NESTING_OVERRIDE.vm2`. Any attacker whose JavaScript is executed by a downstream `NodeVM` configured with `{nesting: true, require: []}` can load the host `vm2` module, create an inner `NodeVM` with an attacker-selected builtin allowlist, and execute commands as the host process. No equivalent plain-object validation exists in `makeResolverFromLegacyOptions()`.\n\nArray is converted into the vm2-only resolver:\nhttps://github.com/patriksimek/vm2/blob/54b54b74a382577f0bcd0538c5bf99acdcd7f53b/lib/resolver-compat.js#L205-L226\n\nNesting loader returns the host VM constructors:\nhttps://github.com/patriksimek/vm2/blob/54b54b74a382577f0bcd0538c5bf99acdcd7f53b/lib/nodevm.js#L640-L645\n\n## Proof of Concept\n\nPreconditions:\n\n- The host creates `NodeVM` with truthy `nesting` and array-shaped `require`.\n- The attacker can supply JavaSc","public_affected_ranges":[">= 3.11.4, <= 3.11.6"]}],"null_published_at":"2026-11-07T07:07:42.472Z","source_updated_at":"2026-10-01T15:35:00.000Z","source_disclosed_at":"2026-10-01T15:34:58.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-11-01T01:40:00.567Z"},{"id":"NVI-00013056","kind":"vulnerability","title":"vm2: NodeVM nesting guard accepts array-shaped require and permits host RCE","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-8hr7-r645-pc6w","CVE-2026-92935"],"plain_summary":"GitHub lists this reviewed advisory for vm2. 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-3250df215f1758a5104f7967d5119bfc"],"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":"2026-10-01T15:35:00.000Z","value":"9 critical","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-4bbdc5e9a010e05a4bf2c6bb1c11fb0e"},{"kind":"EPSS","as_of":"2026-11-01T12:00:16.000Z","value":"0.636%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.505. Missing scores are unknown.","source_id":"sr-3250df215f1758a5104f7967d5119bfc"}],"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-4bbdc5e9a010e05a4bf2c6bb1c11fb0e","url":"https://github.com/advisories/GHSA-8hr7-r645-pc6w","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-8hr7-r645-pc6w","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T01:40:00.567Z"},{"id":"sr-3250df215f1758a5104f7967d5119bfc","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-2026-92935","publisher":"FIRST EPSS","observed_at":"2026-11-01T14:29:11.296Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-4bbdc5e9a010e05a4bf2c6bb1c11fb0e"],"technology":"vm2","known_exclusions":[],"conditions_summary":"## Summary\n\nThe `NodeVM` constructor computes `hasRealRequireConfig` using `typeof requireOpts === 'object' && requireOpts !== null`, so `require: []` bypasses the guard intended to reject `nesting` without an explicit require configuration. `makeResolverFromLegacyOptions()` then destructures the array to undefined option fields and returns a resolver containing only `NESTING_OVERRIDE.vm2`. Any attacker whose JavaScript is executed by a downstream `NodeVM` configured with `{nesting: true, require: []}` can load the host `vm2` module, create an inner `NodeVM` with an attacker-selected builtin allowlist, and execute commands as the host process. No equivalent plain-object validation exists in `makeResolverFromLegacyOptions()`.\n\nArray is converted into the vm2-only resolver:\nhttps://github.com/patriksimek/vm2/blob/54b54b74a382577f0bcd0538c5bf99acdcd7f53b/lib/resolver-compat.js#L205-L226\n\nNesting loader returns the host VM constructors:\nhttps://github.com/patriksimek/vm2/blob/54b54b74a382577f0bcd0538c5bf99acdcd7f53b/lib/nodevm.js#L640-L645\n\n## Proof of Concept\n\nPreconditions:\n\n- The host creates `NodeVM` with truthy `nesting` and array-shaped `require`.\n- The attacker can supply JavaSc","public_affected_ranges":[">= 3.11.4, <= 3.11.6"]}],"null_published_at":"2026-11-06T15:18:11.501Z","source_updated_at":"2026-10-01T15:35:00.000Z","source_disclosed_at":"2026-10-01T15:34:58.000Z","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":"2026-11-01T01:40:00.567Z"},{"id":"NVI-00013056","kind":"vulnerability","title":"vm2: NodeVM nesting guard accepts array-shaped require and permits host RCE","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-8hr7-r645-pc6w","CVE-2026-92935"],"plain_summary":"GitHub lists this reviewed advisory for vm2. 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-4bbdc5e9a010e05a4bf2c6bb1c11fb0e"],"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":"2026-10-01T15:35:00.000Z","value":"9 critical","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-4bbdc5e9a010e05a4bf2c6bb1c11fb0e"}],"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-4bbdc5e9a010e05a4bf2c6bb1c11fb0e","url":"https://github.com/advisories/GHSA-8hr7-r645-pc6w","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-8hr7-r645-pc6w","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T01:40:00.567Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-4bbdc5e9a010e05a4bf2c6bb1c11fb0e"],"technology":"vm2","known_exclusions":[],"conditions_summary":"## Summary\n\nThe `NodeVM` constructor computes `hasRealRequireConfig` using `typeof requireOpts === 'object' && requireOpts !== null`, so `require: []` bypasses the guard intended to reject `nesting` without an explicit require configuration. `makeResolverFromLegacyOptions()` then destructures the array to undefined option fields and returns a resolver containing only `NESTING_OVERRIDE.vm2`. Any attacker whose JavaScript is executed by a downstream `NodeVM` configured with `{nesting: true, require: []}` can load the host `vm2` module, create an inner `NodeVM` with an attacker-selected builtin allowlist, and execute commands as the host process. No equivalent plain-object validation exists in `makeResolverFromLegacyOptions()`.\n\nArray is converted into the vm2-only resolver:\nhttps://github.com/patriksimek/vm2/blob/54b54b74a382577f0bcd0538c5bf99acdcd7f53b/lib/resolver-compat.js#L205-L226\n\nNesting loader returns the host VM constructors:\nhttps://github.com/patriksimek/vm2/blob/54b54b74a382577f0bcd0538c5bf99acdcd7f53b/lib/nodevm.js#L640-L645\n\n## Proof of Concept\n\nPreconditions:\n\n- The host creates `NodeVM` with truthy `nesting` and array-shaped `require`.\n- The attacker can supply JavaSc","public_affected_ranges":[">= 3.11.4, <= 3.11.6"]}],"null_published_at":"2026-11-01T07:29:12.913Z","source_updated_at":"2026-10-01T15:35:00.000Z","source_disclosed_at":"2026-10-01T15:34:58.000Z","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":"2026-11-01T01:40:00.567Z"}],"next_cursor":null,"snapshot_revision":"42594"}