{"action":"Upgrade go.temporal.io/server to 1.26.3 or later.","affected":[{"fixed":"1.26.3","introduced":"0"},{"fixed":"1.27.3","introduced":"1.27.0-126.0"},{"fixed":"1.28.1","introduced":"1.28.0-129.0"}],"component":"go.temporal.io/server","cve_ids":["CVE-2025-8396"],"ecosystem":"Go","epss":0.00388,"exploited":false,"fixed_versions":["1.26.3","1.27.3","1.28.1"],"ghsa_id":"GHSA-p768-c3pr-6459","id":"tcs_01M5KGAB22P45V2S3R9NKNJN9R","modified_at":"2026-02-04T04:36:36.635537Z","published_at":"2025-09-17T17:03:49Z","references":["https://osv.dev/vulnerability/GO-2025-3953","https://github.com/advisories/GHSA-p768-c3pr-6459","https://nvd.nist.gov/vuln/detail/CVE-2025-8396","https://github.com/temporalio/temporal/releases/tag/v1.26.3","https://github.com/temporalio/temporal/releases/tag/v1.27.3","https://github.com/temporalio/temporal/releases/tag/v1.28.1"],"severity":{"label":"medium","score":6.9},"sources":[{"source":"osv","source_id":"GO-2025-3953","url":"https://osv.dev/vulnerability/GO-2025-3953"},{"source":"nvd","source_id":"CVE-2025-8396","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-8396"}],"summary":"Temporal OSS Server Vulnerable to Allocation of Resources Without Limits or Throttling in go.temporal.io/server"}