{"items":[{"id":"NVI-00018351","kind":"vulnerability","title":"OpenBao's cross-namespace lease revocation via legacy sys/revoke path bypasses ACL","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-v8v8-cm84-m686","CVE-2026-45808"],"plain_summary":"GitHub lists this reviewed advisory for github.com/openbao/openbao. 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-1526e0f00fb3d61320f38ccb1df99953"],"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-1526e0f00fb3d61320f38ccb1df99953","url":"https://github.com/advisories/GHSA-v8v8-cm84-m686","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-v8v8-cm84-m686","publisher":"GitHub Advisory Database","observed_at":"2026-11-07T00:53:22.747Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-1526e0f00fb3d61320f38ccb1df99953"],"technology":"github.com/openbao/openbao","known_exclusions":[],"conditions_summary":"# Impact\n\nOpenBao's namespaces provide multi-tenant separation. A tenant who intentionally leaks lease identifiers can have their lease and underlying credential revoked or renewed by a user in another tenant via the legacy, undocumented `sys/revoke` and `sys/renew` endpoints.\n\n# Patch\n\nThis will be addressed in v2.5.4.","public_affected_ranges":["<= 2.5.3"]}],"null_published_at":"2026-11-07T07:07:39.821Z","source_updated_at":"2026-05-28T17:37:33.000Z","source_disclosed_at":"2026-05-28T17:37:32.000Z","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":"2026-11-07T00:53:22.747Z"}],"next_cursor":null,"snapshot_revision":"42594"}