{"id":"CVE-2025-20330","title":"A vulnerability in the web-based management interface of Cisco Unified Communications Manager IM &amp; Presence Service (Unified CM IM&amp;P) could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack …","summary":"A vulnerability in the web-based management interface of Cisco Unified Communications Manager IM &amp; Presence Service (Unified CM IM&amp;P) could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack …","severity":"medium","cvss":6.1,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","cwe":["CWE-79"],"vendor":"cisco","product":"unified_communications_manager_im_and_presence_service","affected":["unified_communications_manager_im_and_presence_service >= 15.0, < 15su3","unified_communications_manager_im_and_presence_service = 12.5","unified_communications_manager_im_and_presence_service = 14.0"],"patched":["unified_communications_manager_im_and_presence_service 15su3"],"published":"2025-09-03","updated":"2026-10-01","sourceUpdated":"2026-10-01T23:10:00.233","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-20330","references":[{"url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-imp-xss-XQgu4HSG","label":"psirt@cisco.com"}],"tags":["nvd"],"epss":0.00253,"epssPercentile":0.15153,"ingestedAt":"2026-10-02T00:04:54.712Z","slug":"CVE-2025-20330","body":"## Overview\n\nA vulnerability in the web-based management interface of Cisco Unified Communications Manager IM &amp; Presence Service (Unified CM IM&amp;P) could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the interface.\r\n\r\nThis vulnerability exists because the web-based management interface does not properly validate user-supplied input. An attacker could exploit this vulnerability by persuading a user to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information.\n\n## Affected\n\n- `unified_communications_manager_im_and_presence_service >= 15.0, < 15su3`\n- `unified_communications_manager_im_and_presence_service = 12.5`\n- `unified_communications_manager_im_and_presence_service = 14.0`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `unified_communications_manager_im_and_presence_service 15su3`","depth":"sunlit","depthScore":34,"depthScoreParts":{"impact":33.6,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}