{"id":"CLEANSTART-2026-ZN87081","summary":"Previously, after a channel has been established, a malicious peer could send crafted messages that would deadlock the entire connection","details":"CVE-2026-56855 affects multiple packages. Previously, after a channel has been established, a malicious peer could send crafted messages that would deadlock the entire connection. See references for individual vulnerability details.","modified":"2026-09-30T00:45:22.740579Z","published":"2026-09-30T00:36:12.714477Z","upstream":["CVE-2026-56855"],"database_specific":{},"references":[{"type":"ADVISORY","url":"https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-ZN87081.json"},{"type":"WEB","url":"https://osv.dev/vulnerability/CVE-2026-56855"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-56855"}],"affected":[{"package":{"name":"tempo","ecosystem":"CleanStart"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.10.8-r3"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-ZN87081.json"}},{"package":{"name":"grafana","ecosystem":"CleanStart"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"13.1.4-r2"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-ZN87081.json"}},{"package":{"name":"gomplate","ecosystem":"CleanStart"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.3-r4"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-ZN87081.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}