{"items":[{"id":"NVI-00012165","kind":"vulnerability","title":"Banks: User-controlled prompt input can be parsed as privileged chat messages","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-hmq2-7hp6-7crh","CVE-2026-107717"],"plain_summary":"GitHub lists this reviewed advisory for banks. 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-22b3501f6724a91c0de99067222da6ee"],"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":"2026-10-08T22:10:02.000Z","value":"6.5 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-bca3d317c51915b6b62ba2f714edf817"},{"kind":"CVSS","as_of":"2026-10-13T17:17:16.860Z","value":"6.5 MEDIUM (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-23d105395e39a4ec4edb8a8a596e1481"},{"kind":"EPSS","as_of":"2026-11-03T12:00:27.000Z","value":"0.335%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.26977. Missing scores are unknown.","source_id":"sr-22b3501f6724a91c0de99067222da6ee"}],"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-bca3d317c51915b6b62ba2f714edf817","url":"https://github.com/advisories/GHSA-hmq2-7hp6-7crh","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-hmq2-7hp6-7crh","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T00:58:23.763Z"},{"id":"sr-23d105395e39a4ec4edb8a8a596e1481","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-107717","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-107717","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-03T09:58:29.490Z"},{"id":"sr-22b3501f6724a91c0de99067222da6ee","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-2026-107717","publisher":"FIRST EPSS","observed_at":"2026-11-03T17:44:07.774Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-bca3d317c51915b6b62ba2f714edf817"],"technology":"banks","known_exclusions":[],"conditions_summary":"## Summary\n\n  Banks' `Prompt.chat_messages()` method parses every rendered output line as a potential `ChatMessage` JSON\n  object. If attacker-controlled template data renders to JSON such as `{\"role\":\"system\",\"content\":\"...\"}`,\n  Banks returns it as a privileged `system` message instead of treating it as plain user-controlled text.\n\n  Applications that render untrusted user input with `Prompt.chat_messages()` and pass the returned messages\n  directly to an LLM provider may be vulnerable to chat role injection and prompt boundary bypass.\n\n  ## Details\n\n  The issue is in `src/banks/prompt.py`:\n\n  ```python\n  messages: list[ChatMessage] = []\n  for line in rendered.strip().split(\"\\n\"):\n      try:\n          messages.append(ChatMessage.model_validate_json(line))\n      except ValidationError:\n          # Ignore lines that are not a message\n          pass\n\n  if not messages:\n      # fallback, if there was no {% chat %} block in the template,\n      # try to build a list of messages for the role \"user\"\n      messages.append(chat_message_from_text(role=\"user\", content=rendered))\n```\n  The method first renders the template, then attempts to parse each rendered line as a ChatMessage.\n\n  Becaus","public_affected_ranges":["<= 2.4.5"]}],"null_published_at":"2026-11-08T19:53:33.512Z","source_updated_at":"2026-10-08T22:10:02.000Z","source_disclosed_at":"2026-10-08T22:10:01.000Z","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":"2026-11-01T00:58:23.763Z"},{"id":"NVI-00012165","kind":"vulnerability","title":"Banks: User-controlled prompt input can be parsed as privileged chat messages","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-hmq2-7hp6-7crh","CVE-2026-107717"],"plain_summary":"GitHub lists this reviewed advisory for banks. 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-30455a59be7bd0ba9a3435715606462a"],"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":"2026-10-08T22:10:02.000Z","value":"6.5 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-bca3d317c51915b6b62ba2f714edf817"},{"kind":"CVSS","as_of":"2026-10-13T17:17:16.860Z","value":"6.5 MEDIUM (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-23d105395e39a4ec4edb8a8a596e1481"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.335%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.26946. Missing scores are unknown.","source_id":"sr-30455a59be7bd0ba9a3435715606462a"}],"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-bca3d317c51915b6b62ba2f714edf817","url":"https://github.com/advisories/GHSA-hmq2-7hp6-7crh","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-hmq2-7hp6-7crh","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T00:58:23.763Z"},{"id":"sr-23d105395e39a4ec4edb8a8a596e1481","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-107717","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-107717","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-03T09:58:29.490Z"},{"id":"sr-30455a59be7bd0ba9a3435715606462a","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-2026-107717","publisher":"FIRST EPSS","observed_at":"2026-11-01T01:39:43.065Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-bca3d317c51915b6b62ba2f714edf817"],"technology":"banks","known_exclusions":[],"conditions_summary":"## Summary\n\n  Banks' `Prompt.chat_messages()` method parses every rendered output line as a potential `ChatMessage` JSON\n  object. If attacker-controlled template data renders to JSON such as `{\"role\":\"system\",\"content\":\"...\"}`,\n  Banks returns it as a privileged `system` message instead of treating it as plain user-controlled text.\n\n  Applications that render untrusted user input with `Prompt.chat_messages()` and pass the returned messages\n  directly to an LLM provider may be vulnerable to chat role injection and prompt boundary bypass.\n\n  ## Details\n\n  The issue is in `src/banks/prompt.py`:\n\n  ```python\n  messages: list[ChatMessage] = []\n  for line in rendered.strip().split(\"\\n\"):\n      try:\n          messages.append(ChatMessage.model_validate_json(line))\n      except ValidationError:\n          # Ignore lines that are not a message\n          pass\n\n  if not messages:\n      # fallback, if there was no {% chat %} block in the template,\n      # try to build a list of messages for the role \"user\"\n      messages.append(chat_message_from_text(role=\"user\", content=rendered))\n```\n  The method first renders the template, then attempts to parse each rendered line as a ChatMessage.\n\n  Becaus","public_affected_ranges":["<= 2.4.5"]}],"null_published_at":"2026-11-03T10:03:31.380Z","source_updated_at":"2026-10-08T22:10:02.000Z","source_disclosed_at":"2026-10-08T22:10:01.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-11-01T00:58:23.763Z"},{"id":"NVI-00012165","kind":"vulnerability","title":"Banks: User-controlled prompt input can be parsed as privileged chat messages","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-hmq2-7hp6-7crh","CVE-2026-107717"],"plain_summary":"GitHub lists this reviewed advisory for banks. 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-30455a59be7bd0ba9a3435715606462a"],"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":"2026-10-08T22:10:02.000Z","value":"6.5 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-bca3d317c51915b6b62ba2f714edf817"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.335%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.26946. Missing scores are unknown.","source_id":"sr-30455a59be7bd0ba9a3435715606462a"}],"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-bca3d317c51915b6b62ba2f714edf817","url":"https://github.com/advisories/GHSA-hmq2-7hp6-7crh","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-hmq2-7hp6-7crh","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T00:58:23.763Z"},{"id":"sr-30455a59be7bd0ba9a3435715606462a","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-2026-107717","publisher":"FIRST EPSS","observed_at":"2026-11-01T01:39:43.065Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-bca3d317c51915b6b62ba2f714edf817"],"technology":"banks","known_exclusions":[],"conditions_summary":"## Summary\n\n  Banks' `Prompt.chat_messages()` method parses every rendered output line as a potential `ChatMessage` JSON\n  object. If attacker-controlled template data renders to JSON such as `{\"role\":\"system\",\"content\":\"...\"}`,\n  Banks returns it as a privileged `system` message instead of treating it as plain user-controlled text.\n\n  Applications that render untrusted user input with `Prompt.chat_messages()` and pass the returned messages\n  directly to an LLM provider may be vulnerable to chat role injection and prompt boundary bypass.\n\n  ## Details\n\n  The issue is in `src/banks/prompt.py`:\n\n  ```python\n  messages: list[ChatMessage] = []\n  for line in rendered.strip().split(\"\\n\"):\n      try:\n          messages.append(ChatMessage.model_validate_json(line))\n      except ValidationError:\n          # Ignore lines that are not a message\n          pass\n\n  if not messages:\n      # fallback, if there was no {% chat %} block in the template,\n      # try to build a list of messages for the role \"user\"\n      messages.append(chat_message_from_text(role=\"user\", content=rendered))\n```\n  The method first renders the template, then attempts to parse each rendered line as a ChatMessage.\n\n  Becaus","public_affected_ranges":["<= 2.4.5"]}],"null_published_at":"2026-11-01T14:34:14.108Z","source_updated_at":"2026-10-08T22:10:02.000Z","source_disclosed_at":"2026-10-08T22:10:01.000Z","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":"2026-11-01T00:58:23.763Z"},{"id":"NVI-00012165","kind":"vulnerability","title":"Banks: User-controlled prompt input can be parsed as privileged chat messages","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-hmq2-7hp6-7crh","CVE-2026-107717"],"plain_summary":"GitHub lists this reviewed advisory for banks. 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-bca3d317c51915b6b62ba2f714edf817"],"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":"2026-10-08T22:10:02.000Z","value":"6.5 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-bca3d317c51915b6b62ba2f714edf817"}],"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-bca3d317c51915b6b62ba2f714edf817","url":"https://github.com/advisories/GHSA-hmq2-7hp6-7crh","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-hmq2-7hp6-7crh","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T00:58:23.763Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-bca3d317c51915b6b62ba2f714edf817"],"technology":"banks","known_exclusions":[],"conditions_summary":"## Summary\n\n  Banks' `Prompt.chat_messages()` method parses every rendered output line as a potential `ChatMessage` JSON\n  object. If attacker-controlled template data renders to JSON such as `{\"role\":\"system\",\"content\":\"...\"}`,\n  Banks returns it as a privileged `system` message instead of treating it as plain user-controlled text.\n\n  Applications that render untrusted user input with `Prompt.chat_messages()` and pass the returned messages\n  directly to an LLM provider may be vulnerable to chat role injection and prompt boundary bypass.\n\n  ## Details\n\n  The issue is in `src/banks/prompt.py`:\n\n  ```python\n  messages: list[ChatMessage] = []\n  for line in rendered.strip().split(\"\\n\"):\n      try:\n          messages.append(ChatMessage.model_validate_json(line))\n      except ValidationError:\n          # Ignore lines that are not a message\n          pass\n\n  if not messages:\n      # fallback, if there was no {% chat %} block in the template,\n      # try to build a list of messages for the role \"user\"\n      messages.append(chat_message_from_text(role=\"user\", content=rendered))\n```\n  The method first renders the template, then attempts to parse each rendered line as a ChatMessage.\n\n  Becaus","public_affected_ranges":["<= 2.4.5"]}],"null_published_at":"2026-11-01T01:04:01.250Z","source_updated_at":"2026-10-08T22:10:02.000Z","source_disclosed_at":"2026-10-08T22:10:01.000Z","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":"2026-11-01T00:58:23.763Z"}],"next_cursor":null,"snapshot_revision":"42594"}