{"action":"Upgrade strands-agents to 1.43.0 or later.","affected":[{"fixed":"1.43.0","introduced":"0"}],"component":"strands-agents","cve_ids":["CVE-2026-115419"],"ecosystem":"PyPI","epss":0.00426,"exploited":false,"fixed_versions":["1.43.0"],"ghsa_id":"GHSA-4v6f-7vjh-6x4m","id":"tcs_01M5NAT8ZXPE37MH3W7RJ4WNMV","modified_at":"2026-10-23T21:00:06.293335185Z","published_at":"2026-10-23T20:48:29Z","references":["https://osv.dev/vulnerability/GHSA-4v6f-7vjh-6x4m","https://github.com/strands-agents/harness-sdk/security/advisories/GHSA-4v6f-7vjh-6x4m","https://nvd.nist.gov/vuln/detail/CVE-2026-115419","https://github.com/strands-agents/harness-sdk/pull/2628","https://github.com/strands-agents/harness-sdk/pull/2696","https://github.com/strands-agents/harness-sdk/commit/398343faad0e485f2e441dab70355c9a52382537","https://github.com/strands-agents/harness-sdk/commit/403d87847e738e1c73909858d989cedcb67f0afa","https://github.com/strands-agents/harness-sdk/commit/f8ba9376fe4b8330d526b6480b47c4440150e0cd","https://aws.amazon.com/security/security-bulletins/2026-146-aws","https://github.com/strands-agents/harness-sdk","https://github.com/strands-agents/harness-sdk/releases/tag/python/v1.43.0","https://github.com/strands-agents/harness-sdk/releases/tag/typescript/v1.5.0","https://pypi.org/project/strands-agents/1.43.0","https://www.npmjs.com/package/@strands-agents/sdk/v/1.5.0"],"severity":{"label":"high","score":8.1},"sources":[{"source":"osv","source_id":"GHSA-4v6f-7vjh-6x4m","url":"https://osv.dev/vulnerability/GHSA-4v6f-7vjh-6x4m"}],"summary":"Strands Agents SDK: Exposure of data element to wrong session in the A2A Server"}