{"id":"CVE-2022-27924","aliases":[],"url":"https://o3.security/vulnerability/CVE-2022-27924","summary":null,"details":"Zimbra Collaboration (aka ZCS) 8.8.15 and 9.0 allows an unauthenticated attacker to inject arbitrary memcache commands into a targeted instance. These memcache commands becomes unescaped, causing an overwrite of arbitrary cached entries.","published":"2022-04-20T23:23:17Z","modified":"2026-10-24T10:30:54.649537633Z","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":{"score":0.85398,"percentile":0.99706,"asOf":"2026-09-15"},"cisaKev":null,"exploitsKnown":1,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://wiki.zimbra.com/wiki/Security_Center"},{"type":"WEB","url":"https://wiki.zimbra.com/wiki/Zimbra_Releases/9.0.0/P24"},{"type":"WEB","url":"https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories"},{"type":"WEB","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-27924"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/27xxx/CVE-2022-27924.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-27924"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-10-24T10:30:54.649537633Z"}}