{"cve":"CVE-2023-37580","nvd":{"published":"2023-07-31T16:15:10.327","modified":"2026-06-17T06:08:30.210","status":"Analyzed","description":"Zimbra Collaboration (ZCS) 8 before 8.8.15 Patch 41 allows XSS in the Zimbra Classic Web Client.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","score":6.1},"cwes":["CWE-79"],"references":["http://www.openwall.com/lists/oss-security/2023/11/17/2","https://wiki.zimbra.com/wiki/Security_Center","https://wiki.zimbra.com/wiki/Zimbra_Responsible_Disclosure_Policy","http://www.openwall.com/lists/oss-security/2023/11/17/2","https://wiki.zimbra.com/wiki/Security_Center"],"products":["synacor:zimbra_collaboration_suite"],"source":"nvd","synced_at":"2026-10-19T21:38:35.729974749+00:00"},"epss":{"cve":"CVE-2023-37580","score":0.49083,"percentile":0.98883,"date":"2026-11-01"},"kev":{"cve":"CVE-2023-37580","date_added":"2023-07-27","due_date":"2023-08-17","vendor":"Synacor","product":"Zimbra Collaboration Suite (ZCS)","known_ransomware":false},"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."]}