{"cve":"CVE-2022-36021","nvd":{"published":"2023-03-01T16:15:09.400","modified":"2026-06-17T04:52:45.480","status":"Modified","description":"Redis is an in-memory database that persists on disk. Authenticated users can use string matching commands (like `SCAN` or `KEYS`) with a specially crafted pattern to trigger a denial-of-service attack on Redis, causing it to hang and consume 100% CPU time. The problem is fixed in Redis versions 6.0.18, 6.2.11, 7.0.9.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-407"],"references":["https://github.com/redis/redis/commit/dcbfcb916ca1a269b3feef86ee86835294758f84","https://github.com/redis/redis/security/advisories/GHSA-jr7j-rfj5-8xqv","https://github.com/redis/redis/commit/dcbfcb916ca1a269b3feef86ee86835294758f84","https://github.com/redis/redis/security/advisories/GHSA-jr7j-rfj5-8xqv"],"products":["redis:redis"],"source":"nvd","synced_at":"2026-10-19T21:37:41.955480748+00:00"},"epss":{"cve":"CVE-2022-36021","score":0.59769,"percentile":0.99129,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}