{"id":"CVE-2025-27914","details":"An issue was discovered in Zimbra Collaboration (ZCS) 9.0 and 10.0 and 10.1. A Reflected Cross-Site Scripting (XSS) vulnerability exists in the /h/rest endpoint, allowing authenticated attackers to inject and execute arbitrary JavaScript in a victim's session. Exploitation requires a valid auth token and involves a crafted URL with manipulated query parameters that triggers XSS when accessed by a victim.","modified":"2026-08-12T03:51:20.140833571Z","published":"2025-03-12T00:00:00Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/27xxx/CVE-2025-27914.json","cna_assigner":"mitre"},"references":[{"type":"WEB","url":"https://wiki.zimbra.com/wiki/Zimbra_Releases/10.0.11#Security_Fixes"},{"type":"WEB","url":"https://wiki.zimbra.com/wiki/Zimbra_Responsible_Disclosure_Policy"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/27xxx/CVE-2025-27914.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-27914"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/zimbra/zm-build","events":[{"introduced":"b6cd8f69d2761c014d4a3807f0bdee0011386444"},{"last_affected":"52b539ef205db233bfd8116e8130e27735b4153c"}],"database_specific":{"extracted_events":[{"introduced":"9.0.0-NA"},{"last_affected":"9.0.0-NA"},{"introduced":"10.1.0"},{"last_affected":"10.1.0"}],"source":"CPE_STRING","cpe":["cpe:2.3:a:zimbra:collaboration:9.0.0:-:*:*:*:*:*:*","cpe:2.3:a:zimbra:collaboration:10.1.0:*:*:*:*:*:*:*"]}}],"versions":["10.1.0","9.0.0-NA"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-27914.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"}]}