{"action":"Upgrade inspircd to 3.10.0-r0 or later.","affected":[{"fixed":"3.10.0-r0","introduced":"3.8.0"}],"component":"inspircd","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.24","exploited":false,"fixed_versions":["3.10.0-r0"],"id":"tcs_01M6GRKVC8WVPKYE9S7BJXDP9D","modified_at":"2026-11-03T06:32:34.135623598Z","published_at":"2021-05-27T05:15:06.993Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2021-33586","https://security.alpinelinux.org/vuln/CVE-2021-33586"],"severity":{"label":"medium","score":4.3},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2021-33586#Alpine:v3.24/inspircd","url":"https://osv.dev/vulnerability/ALPINE-CVE-2021-33586"}],"summary":"InspIRCd 3.8.0 through 3.9.x before 3.10.0 allows any user (able to connect to the server) to access recently deallocated memory, aka the \"malformed PONG\" issue."}