Type confusion in the xgroupCommand function in t_stream.c in redis-server in Redis before 5.0 allows remote attackers to cause denial-of-service via an XGROUP command in which the key is not a stream.
https://github.com/antirez/redis/commit/c04082cf138f1f51cedf05ee9ad36fb6763cafc6
https://www.exploit-db.com/exploits/44908/
https://gist.github.com/fakhrizulkifli/34a56d575030682f6c564553c53b82b5
Source: Mitre, NVD
Published: 2018-06-16
Updated: 2026-06-17
Base Score: 5
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P
Severity: Medium
Base Score: 7.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Severity: High
EPSS: 0.24182