{"id":"CVE-2026-113706","summary":"a2aproject a2a-rs inmemory.rs information disclosure","details":"A vulnerability was identified in a2aproject a2a-rs up to 0.4.3. Impacted is an unknown function of the file a2a-server/src/task_store/inmemory.rs. The manipulation of the argument historyLength leads to information disclosure. The attack is possible to be carried out remotely. The identifier of the patch is 68f1b7e772ae5d6c9e581ac9b48bcddd10fe70eb. To fix this issue, it is recommended to deploy a patch.","modified":"2026-10-21T10:45:51.223707552Z","published":"2026-10-20T23:15:22.806Z","database_specific":{"cna_assigner":"VulDB","cwe_ids":["CWE-200","CWE-284"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/113xxx/CVE-2026-113706.json","unresolved_ranges":[{"extracted_events":[{"source":"AFFECTED_FIELD","strategy":"StandaloneSingleVersion","range":[{"introduced":"0.4.0"},{"last_affected":"0.4.0"},{"introduced":"0.4.1"},{"last_affected":"0.4.1"},{"introduced":"0.4.2"},{"last_affected":"0.4.2"},{"introduced":"0.4.3"},{"last_affected":"0.4.3"}]}]},{"extracted_events":[{"range":[{"introduced":"2a-rs"},{"last_affected":"0.4.3"}],"source":"DESCRIPTION"}]}]},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/113xxx/CVE-2026-113706.json"},{"type":"WEB","url":"https://github.com/a2aproject/a2a-rs/"},{"type":"FIX","url":"https://github.com/a2aproject/a2a-rs/commit/68f1b7e772ae5d6c9e581ac9b48bcddd10fe70eb"},{"type":"FIX","url":"https://github.com/a2aproject/a2a-rs/pull/122"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113706"},{"type":"ADVISORY","url":"https://vuldb.com/cve/CVE-2026-113706"},{"type":"ADVISORY","url":"https://vuldb.com/submit/1015040"},{"type":"ADVISORY","url":"https://vuldb.com/vuln/422868"},{"type":"REPORT","url":"https://vuldb.com/vuln/422868/cti"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/a2aproject/a2a-rs","events":[{"introduced":"0"},{"fixed":"68f1b7e772ae5d6c9e581ac9b48bcddd10fe70eb"}],"database_specific":{"extracted_events":[{"source":"REFERENCES_COMMIT","range":[{"fixed":"68f1b7e772ae5d6c9e581ac9b48bcddd10fe70eb"}]}]}}],"versions":["a2a-slimrpc-v0.2.7","a2a-server-lf-v0.4.3","a2a-grpc-v0.3.5","a2a-client-lf-v0.2.3","a2a-cli-v0.1.11","a2a-slimrpc-v0.2.6","a2a-server-lf-v0.4.2","a2a-grpc-v0.3.4","a2a-cli-v0.1.10","a2a-slimrpc-v0.2.5","a2a-grpc-v0.3.3","a2a-client-lf-v0.2.2","a2a-cli-v0.1.9","a2a-slimrpc-v0.2.4","a2a-cli-v0.1.8","a2a-grpc-v0.3.2","a2a-slimrpc-v0.2.3","a2a-slimrpc-v0.2.2","a2a-slimrpc-v0.2.1","a2a-slimrpc-v0.2.0","a2a-server-lf-v0.4.1","a2a-pb-v0.2.0","a2a-grpc-v0.3.1","a2a-client-lf-v0.2.1","a2a-cli-v0.1.7","a2a-cli-v0.1.6","nightly-metrics","a2a-slimrpc-v0.1.13","a2a-server-lf-v0.4.0","a2a-grpc-v0.3.0","a2a-client-lf-v0.2.0","a2a-cli-v0.1.5","a2a-slimrpc-v0.1.12","a2a-server-lf-v0.3.1","a2a-grpc-v0.2.3","a2a-client-lf-v0.1.17","a2a-cli-v0.1.4","a2a-slimrpc-v0.1.11","a2a-server-lf-v0.3.0","a2a-pb-v0.1.8","a2a-lf-v0.3.0","a2a-grpc-v0.2.2","a2a-client-lf-v0.1.16","a2a-cli-v0.1.3","a2a-slimrpc-v0.1.10","a2a-grpc-v0.2.1","a2a-client-lf-v0.1.15","a2a-cli-v0.1.2","a2a-slimrpc-v0.1.9","a2a-server-lf-v0.2.7","a2a-pb-v0.1.7","a2a-grpc-v0.2.0","a2a-client-lf-v0.1.14","a2a-cli-v0.1.1","a2a-slimrpc-v0.1.8","a2a-server-lf-v0.2.6","a2a-pb-v0.1.6","a2a-lf-v0.2.4","a2a-grpc-v0.1.11","a2a-client-lf-v0.1.13","a2a-cli-v0.1.0","agntcy-a2a-slimrpc-v0.1.8","agntcy-a2a-grpc-v0.1.11","agntcy-a2a-client-v0.1.13","agntcy-a2a-slimrpc-v0.1.7","agntcy-a2a-server-v0.2.6","agntcy-a2a-grpc-v0.1.10","agntcy-a2a-client-v0.1.12","agntcy-a2a-slimrpc-v0.1.6","agntcy-a2a-server-v0.2.5","agntcy-a2a-grpc-v0.1.9","agntcy-a2a-client-v0.1.11"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-113706.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X"}]}