{"cve":"CVE-2022-27924","nvd":{"published":"2022-04-21T00:15:08.360","modified":"2026-10-02T14:55:01.717","status":"Analyzed","description":"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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","score":7.5},"cwes":["CWE-74"],"references":["https://wiki.zimbra.com/wiki/Security_Center","https://wiki.zimbra.com/wiki/Zimbra_Releases/9.0.0/P24","https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories","https://wiki.zimbra.com/wiki/Security_Center","https://wiki.zimbra.com/wiki/Zimbra_Releases/9.0.0/P24"],"products":["synacor:zimbra_collaboration_suite"],"source":"nvd","synced_at":"2026-10-19T21:30:03.577988018+00:00"},"epss":{"cve":"CVE-2022-27924","score":0.93908,"percentile":0.99843,"date":"2026-10-25"},"kev":{"cve":"CVE-2022-27924","date_added":"2022-08-04","due_date":"2022-08-25","vendor":"Synacor","product":"Zimbra Collaboration Suite (ZCS)","known_ransomware":true},"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."]}