{"schema_version":"1.3.1","id":"GO-2026-5766","modified":"2026-06-25T22:34:41Z","published":"2026-06-25T22:34:41Z","aliases":["CVE-2026-5199","GHSA-xpg8-3hhp-p7w8"],"summary":"Temporal Server: attacker-controlled namespace could signal, delete, and reset workflows or activities in a victim namespace on the same cluster in go.temporal.io/server","details":"Temporal Server: attacker-controlled namespace could signal, delete, and reset workflows or activities in a victim namespace on the same cluster in go.temporal.io/server","affected":[{"package":{"name":"go.temporal.io/server","ecosystem":"Go"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.29.5"},{"introduced":"1.30.0-143.0"},{"fixed":"1.30.3"}]}],"ecosystem_specific":{}}],"references":[{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-xpg8-3hhp-p7w8"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-5199"},{"type":"WEB","url":"https://github.com/temporalio/temporal/releases/tag/v1.29.5"},{"type":"WEB","url":"https://github.com/temporalio/temporal/releases/tag/v1.30.3"}],"database_specific":{"url":"https://pkg.go.dev/vuln/GO-2026-5766","review_status":"UNREVIEWED"}}