{"schema":"threatline.record/2","record":{"id":"CVE-2026-116476","aliases":[],"summary":"a2aproject a2a-dotnet TaskProjection TaskProjection.ApplyStatus race condition","details":"A weakness has been identified in a2aproject a2a-dotnet up to 1.0.0-preview3. The affected element is the function TaskProjection.ApplyStatus of the component TaskProjection. Executing a manipulation can lead to race condition. The attack may be performed from remote. The pull request to fix this issue awaits acceptance.","categories":["Unclassified"],"product":"a2a-dotnet","vendor":"a2aproject","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-116476","source_modified_at":"2026-10-26T18:45:20.493Z","fetched_at":"2026-10-26T19:10:57.178988Z","product":"a2a-dotnet","vendor":"a2aproject","versions":[{"version":"1.0.0-preview3","status":"affected"}],"defaultStatus":null}],"fixed_versions":[],"cvss":5.3,"severity":"Medium","kev":{"listed":false},"epss":{"probability":null,"percentile":null,"score_date":null},"published_at":"2026-10-26T18:45:20.493Z","modified_at":"2026-10-26T18:45:20.493Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-116476","fetched_at":"2026-10-26T19:10:57.178988Z","source_modified_at":"2026-10-26T18:45:20.493Z"}],"sources":["CVE List"],"references":[{"source":"CVE List","url":"https://vuldb.com/vuln/426389","tags":["vdb-entry","technical-description"]},{"source":"CVE List","url":"https://vuldb.com/vuln/426389/cti","tags":["signature","permissions-required"]},{"source":"CVE List","url":"https://vuldb.com/cve/CVE-2026-116476","tags":["third-party-advisory"]},{"source":"CVE List","url":"https://vuldb.com/submit/1014886","tags":["third-party-advisory"]},{"source":"CVE List","url":"https://github.com/a2aproject/a2a-dotnet/pull/453","tags":["issue-tracking","patch"]},{"source":"CVE List","url":"https://github.com/a2aproject/a2a-dotnet/","tags":["product"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-26T18:45:20.493Z","content_hash":"44eb5138684bb61867e093b828c4b66a40fbb67fa83752a9896e1a68688f5fd7"}}