CVE-2026-20060

A vulnerability in the web-based management interface of Cisco Unity Connection could allow an unauthenticated, remote attacker to redirect a user to a malicious web page. This vulnerability is due to improper input validation of HTTP request parameters. An attacker could exploit this vulnerability by persuading a user to click a crafted link. A successful exploit could allow the attacker to redirect a user to a malicious web page.

CVSS v3 4.7 MEDIUM

4.7^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-unity-vulns-n2EJSbbw	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:cisco:unity_connection::::::::
	cpe:2.3:a:cisco:unity_connection:14.0:::::::*
	cpe:2.3:a:cisco:unity_connection:14su1:::::::*
	cpe:2.3:a:cisco:unity_connection:14su2:::::::*
	cpe:2.3:a:cisco:unity_connection:14su3:::::::*
	cpe:2.3:a:cisco:unity_connection:14su3a:::::::*
	cpe:2.3:a:cisco:unity_connection:14su4:::::::*
	cpe:2.3:a:cisco:unity_connection:15.0:::::::*
	cpe:2.3:a:cisco:unity_connection:15su1:::::::*
	cpe:2.3:a:cisco:unity_connection:15su2:::::::*
	cpe:2.3:a:cisco:unity_connection:15su3:::::::*

History

No history.

Information

Published : 2026-04-15 17:17

Updated : 2026-06-17 10:17

NVD link : CVE-2026-20060

Mitre link : CVE-2026-20060

CVE.ORG link : CVE-2026-20060

JSON object : View

Products Affected

cisco

unity_connection

CWE

CWE-601

URL Redirection to Untrusted Site ('Open Redirect')

{"id": "CVE-2026-20060", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-20060", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-04-15T16:42:33.155641Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "psirt@cisco.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 4.7, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 2.8}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 4.7, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 2.8}]}, "affected": [{"source": "psirt@cisco.com", "affectedData": [{"vendor": "Cisco", "product": "Cisco Unity Connection", "versions": [{"status": "affected", "version": "14"}, {"status": "affected", "version": "14SU1"}, {"status": "affected", "version": "14SU2"}, {"status": "affected", "version": "14SU3"}, {"status": "affected", "version": "14SU3a"}, {"status": "affected", "version": "15"}, {"status": "affected", "version": "15SU1"}, {"status": "affected", "version": "14SU4"}, {"status": "affected", "version": "15SU2"}, {"status": "affected", "version": "15SU3"}], "defaultStatus": "unknown"}]}], "published": "2026-04-15T17:17:01.250", "references": [{"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-unity-vulns-n2EJSbbw", "tags": ["Vendor Advisory"], "source": "psirt@cisco.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "psirt@cisco.com", "description": [{"lang": "en", "value": "CWE-601"}]}], "descriptions": [{"lang": "en", "value": "A vulnerability in the web-based management interface of Cisco Unity Connection could allow an unauthenticated, remote attacker to redirect a user to a malicious web page.\r\n\r\nThis vulnerability is due to improper input validation of HTTP request parameters. An attacker could exploit this vulnerability by persuading a user to click a crafted link. A successful exploit could allow the attacker to redirect a user to a malicious web page."}], "lastModified": "2026-06-17T10:17:00.083", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:cisco:unity_connection:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6DAF417F-F480-4A4D-845B-8338776FF253", "versionEndIncluding": "12.5"}, {"criteria": "cpe:2.3:a:cisco:unity_connection:14.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A85D56C0-D4A3-43A7-9CD1-FCEB6C8AEF66"}, {"criteria": "cpe:2.3:a:cisco:unity_connection:14su1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "774C01A1-9328-45E8-9BDD-470A10BC3C2A"}, {"criteria": "cpe:2.3:a:cisco:unity_connection:14su2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CD8AB4B5-12C2-4F02-A4C3-4B8C06AFFD53"}, {"criteria": "cpe:2.3:a:cisco:unity_connection:14su3:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "181866CE-6279-4422-8EF8-7A12DB5B21F6"}, {"criteria": "cpe:2.3:a:cisco:unity_connection:14su3a:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7B70BACC-B771-4049-8A55-3B277913DEEF"}, {"criteria": "cpe:2.3:a:cisco:unity_connection:14su4:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D09F3655-B513-48F6-82A8-F0F946C52D25"}, {"criteria": "cpe:2.3:a:cisco:unity_connection:15.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "97CC6719-1A7F-48BA-8014-802E235ED80D"}, {"criteria": "cpe:2.3:a:cisco:unity_connection:15su1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2C9412EC-282C-4926-83F8-932E24E0FC22"}, {"criteria": "cpe:2.3:a:cisco:unity_connection:15su2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "37EFE547-7D3C-4D71-8D46-2C5734B9D64B"}, {"criteria": "cpe:2.3:a:cisco:unity_connection:15su3:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CE6AF25B-E6F9-4E15-902D-4516DFE8C8E2"}], "operator": "OR"}]}], "sourceIdentifier": "psirt@cisco.com"}