{"id":"ALPINE-CVE-2021-40516","details":"WeeChat before 3.2.1 allows remote attackers to cause a denial of service (crash) via a crafted WebSocket frame that trigger an out-of-bounds read in plugins/relay/relay-websocket.c in the Relay plugin.","modified":"2026-11-03T06:31:46.211259298Z","published":"2021-09-05T18:15:07.260Z","upstream":["CVE-2021-40516"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2021-40516"}],"affected":[{"package":{"name":"weechat","ecosystem":"Alpine:v3.15","purl":"pkg:apk/alpine/weechat?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.4.1"},{"fixed":"3.5-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-40516.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}