{"items":[{"id":"NVI-00012126","kind":"vulnerability","title":"A2A Java SDK: Android synchronous POST forwards credentials across authorities after incomplete redirect fix","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-4fpj-g9jf-9rgg","CVE-2026-111765"],"plain_summary":"GitHub lists this reviewed advisory for org.a2aproject.sdk:a2a-java-sdk-http-client-android. 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-b019410423f41cb8f7607aebf2ed38b5"],"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":"2026-10-20T21:08:08.000Z","value":"7.5 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-b019410423f41cb8f7607aebf2ed38b5"}],"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-b019410423f41cb8f7607aebf2ed38b5","url":"https://github.com/advisories/GHSA-4fpj-g9jf-9rgg","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-4fpj-g9jf-9rgg","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T23:13:39.183Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-b019410423f41cb8f7607aebf2ed38b5"],"technology":"org.a2aproject.sdk:a2a-java-sdk-http-client-android","known_exclusions":[],"conditions_summary":"The GHSA-9rhm fix added this safe setting in\nAndroidA2AHttpClient.createConnection():\n\n    connection.setInstanceFollowRedirects(false);\n\nThe synchronous POST builder later overwrites it:\n\n    private boolean followRedirects = true;\n\n    public A2AHttpResponse post() throws IOException {\n        HttpURLConnection connection = createConnection(\"POST\", false);\n        connection.setInstanceFollowRedirects(followRedirects);\n        // ...\n    }\n\nThe second assignment wins. JSONRPCTransport and RestTransport both\nadd interceptor-produced headers and call synchronous post() without\nsetting followRedirects(false).\n\nOn Android's repackaged OkHttp implementation, a cross-authority\nredirect strips Authorization but retains nonstandard request headers.\nAuthInterceptor permits four nonstandard authentication header names:\n\n    X-API-Key\n    API-Key\n    X-Auth-Token\n    X-Authentication\n\nI confirmed that the exact v1.3.1.Final Maven artifact forwards\ncomplete synthetic values under all four names to a second loopback\nauthority. I also reproduced the supported AuthInterceptor to Android\nPOST path. Explicitly calling followRedirects(false) returns the\noriginal 302 and produces no request to the ","public_affected_ranges":[">= 1.3.0.Final, <= 1.3.1.Final"]}],"null_published_at":"2026-11-01T01:03:56.632Z","source_updated_at":"2026-10-20T21:08:08.000Z","source_disclosed_at":"2026-10-20T21:08:06.000Z","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":"2026-10-31T23:13:39.183Z"}],"next_cursor":null,"snapshot_revision":"42594"}