{"items":[{"id":"NVI-00012924","kind":"vulnerability","title":"Home Assistant: mDNS Server-Side Request Forgery","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-4ghv-53cq-7wp3","CVE-2026-91129"],"plain_summary":"GitHub lists this reviewed advisory for homeassistant. 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-208086c7ce6349cdf7f142c8f4efbf2d"],"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":"2026-09-22T20:40:53.000Z","value":"5.4 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-0cf2a7664efd7817213cc4197f1d3fb5"},{"kind":"CVSS","as_of":"2026-09-25T14:10:13.927Z","value":"5.4 MEDIUM (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-450e2fd4b21f3f88aa51ddb2f55a359d"},{"kind":"EPSS","as_of":"2026-11-02T12:00:30.000Z","value":"0.294%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.22055. Missing scores are unknown.","source_id":"sr-208086c7ce6349cdf7f142c8f4efbf2d"}],"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-0cf2a7664efd7817213cc4197f1d3fb5","url":"https://github.com/advisories/GHSA-4ghv-53cq-7wp3","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-4ghv-53cq-7wp3","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T07:25:10.521Z"},{"id":"sr-450e2fd4b21f3f88aa51ddb2f55a359d","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-91129","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-91129","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-04T09:59:38.530Z"},{"id":"sr-208086c7ce6349cdf7f142c8f4efbf2d","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-2026-91129","publisher":"FIRST EPSS","observed_at":"2026-11-02T20:17:01.145Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-0cf2a7664efd7817213cc4197f1d3fb5"],"technology":"homeassistant","known_exclusions":[],"conditions_summary":"## Summary\n\nHome Assistant Green is vulnerable to a Server-Side Request Forgery (SSRF) via the mDNS/Zeroconf IPP integration. An unauthenticated attacker on the local network can send a crafted mDNS response to trick Home Assistant into making HTTP requests to arbitrary hosts, including internal services bound to localhost. The IPP integration automatically processes `_ipp._tcp.local` service announcements without any user interaction or authentication, and follows HTTP redirects from the attacker-controlled host.\n\n## Details\n\nHome Assistant listens for mDNS service announcements on port 5353. When a service of type `_ipp._tcp.local` is discovered, the IPP integration's zeroconf handler (`homeassistant/components/ipp/config_flow.py`) processes it automatically.\n\nThe `async_step_zeroconf` method extracts `host`, `port`, and `base_path` directly from the mDNS discovery info without validation:\n\n```python\nasync def async_step_zeroconf(\n    self, discovery_info: ZeroconfServiceInfo\n) -> ConfigFlowResult:\n    host = discovery_info.host\n    port = discovery_info.port\n    zctype = discovery_info.type\n    name = discovery_info.name.replace(f\".{zctype}\", \"\")\n    tls = zctype == \"_ipps._tcp.","public_affected_ranges":["< 2026.2.2"]}],"null_published_at":"2026-11-07T14:01:58.734Z","source_updated_at":"2026-09-22T20:40:53.000Z","source_disclosed_at":"2026-09-22T20:40:51.000Z","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":"2026-11-01T07:25:10.521Z"},{"id":"NVI-00012924","kind":"vulnerability","title":"Home Assistant: mDNS Server-Side Request Forgery","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-4ghv-53cq-7wp3","CVE-2026-91129"],"plain_summary":"GitHub lists this reviewed advisory for homeassistant. 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-450e2fd4b21f3f88aa51ddb2f55a359d"],"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":"2026-09-22T20:40:53.000Z","value":"5.4 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-0cf2a7664efd7817213cc4197f1d3fb5"},{"kind":"CVSS","as_of":"2026-09-25T14:10:13.927Z","value":"5.4 MEDIUM (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-450e2fd4b21f3f88aa51ddb2f55a359d"}],"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-0cf2a7664efd7817213cc4197f1d3fb5","url":"https://github.com/advisories/GHSA-4ghv-53cq-7wp3","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-4ghv-53cq-7wp3","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T07:25:10.521Z"},{"id":"sr-450e2fd4b21f3f88aa51ddb2f55a359d","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-91129","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-91129","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-04T09:59:38.530Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-0cf2a7664efd7817213cc4197f1d3fb5"],"technology":"homeassistant","known_exclusions":[],"conditions_summary":"## Summary\n\nHome Assistant Green is vulnerable to a Server-Side Request Forgery (SSRF) via the mDNS/Zeroconf IPP integration. An unauthenticated attacker on the local network can send a crafted mDNS response to trick Home Assistant into making HTTP requests to arbitrary hosts, including internal services bound to localhost. The IPP integration automatically processes `_ipp._tcp.local` service announcements without any user interaction or authentication, and follows HTTP redirects from the attacker-controlled host.\n\n## Details\n\nHome Assistant listens for mDNS service announcements on port 5353. When a service of type `_ipp._tcp.local` is discovered, the IPP integration's zeroconf handler (`homeassistant/components/ipp/config_flow.py`) processes it automatically.\n\nThe `async_step_zeroconf` method extracts `host`, `port`, and `base_path` directly from the mDNS discovery info without validation:\n\n```python\nasync def async_step_zeroconf(\n    self, discovery_info: ZeroconfServiceInfo\n) -> ConfigFlowResult:\n    host = discovery_info.host\n    port = discovery_info.port\n    zctype = discovery_info.type\n    name = discovery_info.name.replace(f\".{zctype}\", \"\")\n    tls = zctype == \"_ipps._tcp.","public_affected_ranges":["< 2026.2.2"]}],"null_published_at":"2026-11-04T10:04:35.946Z","source_updated_at":"2026-09-22T20:40:53.000Z","source_disclosed_at":"2026-09-22T20:40:51.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-11-01T07:25:10.521Z"},{"id":"NVI-00012924","kind":"vulnerability","title":"Home Assistant: mDNS Server-Side Request Forgery","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-4ghv-53cq-7wp3","CVE-2026-91129"],"plain_summary":"GitHub lists this reviewed advisory for homeassistant. 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-0cf2a7664efd7817213cc4197f1d3fb5"],"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":"2026-09-22T20:40:53.000Z","value":"5.4 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-0cf2a7664efd7817213cc4197f1d3fb5"}],"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-0cf2a7664efd7817213cc4197f1d3fb5","url":"https://github.com/advisories/GHSA-4ghv-53cq-7wp3","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-4ghv-53cq-7wp3","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T07:25:10.521Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-0cf2a7664efd7817213cc4197f1d3fb5"],"technology":"homeassistant","known_exclusions":[],"conditions_summary":"## Summary\n\nHome Assistant Green is vulnerable to a Server-Side Request Forgery (SSRF) via the mDNS/Zeroconf IPP integration. An unauthenticated attacker on the local network can send a crafted mDNS response to trick Home Assistant into making HTTP requests to arbitrary hosts, including internal services bound to localhost. The IPP integration automatically processes `_ipp._tcp.local` service announcements without any user interaction or authentication, and follows HTTP redirects from the attacker-controlled host.\n\n## Details\n\nHome Assistant listens for mDNS service announcements on port 5353. When a service of type `_ipp._tcp.local` is discovered, the IPP integration's zeroconf handler (`homeassistant/components/ipp/config_flow.py`) processes it automatically.\n\nThe `async_step_zeroconf` method extracts `host`, `port`, and `base_path` directly from the mDNS discovery info without validation:\n\n```python\nasync def async_step_zeroconf(\n    self, discovery_info: ZeroconfServiceInfo\n) -> ConfigFlowResult:\n    host = discovery_info.host\n    port = discovery_info.port\n    zctype = discovery_info.type\n    name = discovery_info.name.replace(f\".{zctype}\", \"\")\n    tls = zctype == \"_ipps._tcp.","public_affected_ranges":["< 2026.2.2"]}],"null_published_at":"2026-11-01T07:29:12.902Z","source_updated_at":"2026-09-22T20:40:53.000Z","source_disclosed_at":"2026-09-22T20:40:51.000Z","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":"2026-11-01T07:25:10.521Z"}],"next_cursor":null,"snapshot_revision":"42594"}