{"items":[{"id":"NVI-00015283","kind":"vulnerability","title":"Fabric CA Developer's Guide: LDAP Injection via Unescaped Username in GetUser Filter","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-xghw-p77p-3r7x","CVE-2026-53658"],"plain_summary":"GitHub lists this reviewed advisory for github.com/hyperledger/fabric-ca. 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-51f4b6d7172b47b4d4b7deb70644d39d"],"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":[],"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-51f4b6d7172b47b4d4b7deb70644d39d","url":"https://github.com/advisories/GHSA-xghw-p77p-3r7x","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-xghw-p77p-3r7x","publisher":"GitHub Advisory Database","observed_at":"2026-11-02T20:15:44.568Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-51f4b6d7172b47b4d4b7deb70644d39d"],"technology":"github.com/hyperledger/fabric-ca","known_exclusions":[],"conditions_summary":"When fabric-ca is configured with an LDAP backend, the username from HTTP Basic authentication is included in an LDAP uid search filter without proper escaping. An unauthenticated attacker with network access to the CA enrollment endpoint could exploit this to perform LDAP injection before password validation, and potentially steer authentication attempts toward a victim account.\n\n### Recommendation\n\n- All users of fabric-ca with an LDAP backend should update to a fixed version.\n- For users not using an LDAP backend, no action is required.","public_affected_ranges":["<= 1.5.20"]}],"null_published_at":"2026-11-03T10:03:26.567Z","source_updated_at":"2026-08-14T19:24:57.000Z","source_disclosed_at":"2026-08-14T19:24:57.000Z","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":"2026-11-02T20:15:44.568Z"}],"next_cursor":null,"snapshot_revision":"42594"}