A vulnerability in the web UI of Cisco Desk Phone 9800 Series, Cisco IP Phone 7800 and 8800 Series, and Cisco Video Phone 8875 running Cisco SIP Software could allow an unauthenticated, remote attacker to conduct XSS attacks against a user of the web UI.
This vulnerability exists because the web UI of an affected device does not sufficiently 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.
Note: To exploit this vulnerability, the phone must be registered to Cisco Unified Communications Manager and have Web Access enabled. Web Access is disabled by default.
Metrics
Affected Vendors & Products
References
History
Thu, 04 Dec 2025 21:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Cisco desk Phone 9841
Cisco desk Phone 9841 Firmware Cisco desk Phone 9851 Cisco desk Phone 9851 Firmware Cisco desk Phone 9861 Cisco desk Phone 9861 Firmware Cisco desk Phone 9871 Cisco desk Phone 9871 Firmware Cisco ip Phone 7811 Cisco ip Phone 7811 Firmware Cisco ip Phone 7821 Cisco ip Phone 7821 Firmware Cisco ip Phone 7841 Cisco ip Phone 7841 Firmware Cisco ip Phone 7861 Cisco ip Phone 7861 Firmware Cisco ip Phone 8811 Cisco ip Phone 8811 Firmware Cisco ip Phone 8821 Cisco ip Phone 8821 Firmware Cisco ip Phone 8832 Cisco ip Phone 8832 Firmware Cisco ip Phone 8841 Cisco ip Phone 8841 Firmware Cisco ip Phone 8845 Cisco ip Phone 8845 Firmware Cisco ip Phone 8851 Cisco ip Phone 8851 Firmware Cisco ip Phone 8861 Cisco ip Phone 8861 Firmware Cisco ip Phone 8865 Cisco ip Phone 8865 Firmware Cisco video Phone 8875 Firmware |
|
| CPEs | cpe:2.3:h:cisco:desk_phone_9841:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:desk_phone_9851:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:desk_phone_9861:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:desk_phone_9871:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ip_phone_7811:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ip_phone_7821:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ip_phone_7841:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ip_phone_7861:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ip_phone_8811:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ip_phone_8821:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ip_phone_8832:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ip_phone_8841:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ip_phone_8845:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ip_phone_8851:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ip_phone_8861:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ip_phone_8865:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:video_phone_8875:-:*:*:*:*:*:*:* cpe:2.3:o:cisco:desk_phone_9841_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:cisco:desk_phone_9851_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:cisco:desk_phone_9861_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:cisco:desk_phone_9871_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_7811_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_7811_firmware:14.3\(1\):*:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_7811_firmware:14.3\(1\):sr1:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_7821_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_7821_firmware:14.3\(1\):*:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_7821_firmware:14.3\(1\):sr1:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_7841_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_7841_firmware:14.3\(1\):*:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_7841_firmware:14.3\(1\):sr1:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_7861_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_7861_firmware:14.3\(1\):*:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_7861_firmware:14.3\(1\):sr1:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8811_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8811_firmware:14.3\(1\):*:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8811_firmware:14.3\(1\):sr1:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8821_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8821_firmware:11.0\(0.7\):mpp:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8821_firmware:11.0\(1\):*:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8821_firmware:11.0\(2\):*:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8821_firmware:11.0\(2\):sr1:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8821_firmware:11.0\(2\):sr2:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8821_firmware:11.0\(3\):*:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8821_firmware:11.0\(3\):sr1:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8821_firmware:11.0\(3\):sr2:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8821_firmware:11.0\(3\):sr3:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8821_firmware:11.0\(3\):sr4:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8821_firmware:11.0\(3\):sr5:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8821_firmware:11.0\(3\):sr6:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8821_firmware:11.0\(4\):*:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8821_firmware:11.0\(4\):sr1:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8821_firmware:11.0\(4\):sr2:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8821_firmware:11.0\(4\):sr3:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8821_firmware:11.0\(5\):*:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8821_firmware:11.0\(5\):sr1:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8821_firmware:11.0\(5\):sr2:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8821_firmware:11.0\(5\):sr3:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8821_firmware:11.0\(6\):*:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8821_firmware:11.0\(6\):sr1:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8821_firmware:11.0\(6\):sr2:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8821_firmware:11.0\(6\):sr4:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8821_firmware:11.0\(6\):sr5:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8821_firmware:11.0\(6\):sr6:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8832_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8832_firmware:14.3\(1\):*:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8832_firmware:14.3\(1\):sr1:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8841_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8841_firmware:14.3\(1\):*:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8841_firmware:14.3\(1\):sr1:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8845_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8845_firmware:14.3\(1\):*:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8845_firmware:14.3\(1\):sr1:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8851_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8851_firmware:14.3\(1\):*:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8851_firmware:14.3\(1\):sr1:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8861_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8861_firmware:14.3\(1\):*:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8861_firmware:14.3\(1\):sr1:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8865_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8865_firmware:14.3\(1\):*:*:*:*:*:*:* cpe:2.3:o:cisco:ip_phone_8865_firmware:14.3\(1\):sr1:*:*:*:*:*:* cpe:2.3:o:cisco:video_phone_8875_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:cisco:video_phone_8875_firmware:2.3\(1\):*:*:*:*:*:*:* cpe:2.3:o:cisco:video_phone_8875_firmware:2.3\(1\):sr1:*:*:*:*:*:* |
|
| Vendors & Products |
Cisco desk Phone 9841
Cisco desk Phone 9841 Firmware Cisco desk Phone 9851 Cisco desk Phone 9851 Firmware Cisco desk Phone 9861 Cisco desk Phone 9861 Firmware Cisco desk Phone 9871 Cisco desk Phone 9871 Firmware Cisco ip Phone 7811 Cisco ip Phone 7811 Firmware Cisco ip Phone 7821 Cisco ip Phone 7821 Firmware Cisco ip Phone 7841 Cisco ip Phone 7841 Firmware Cisco ip Phone 7861 Cisco ip Phone 7861 Firmware Cisco ip Phone 8811 Cisco ip Phone 8811 Firmware Cisco ip Phone 8821 Cisco ip Phone 8821 Firmware Cisco ip Phone 8832 Cisco ip Phone 8832 Firmware Cisco ip Phone 8841 Cisco ip Phone 8841 Firmware Cisco ip Phone 8845 Cisco ip Phone 8845 Firmware Cisco ip Phone 8851 Cisco ip Phone 8851 Firmware Cisco ip Phone 8861 Cisco ip Phone 8861 Firmware Cisco ip Phone 8865 Cisco ip Phone 8865 Firmware Cisco video Phone 8875 Firmware |
Tue, 21 Oct 2025 09:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Cisco
Cisco ip Phone 7800 Cisco ip Phone 8800 Cisco ip Phone 8800 Series Cisco session Initiation Protocol (sip) Firmware Cisco video Phone 8875 |
|
| Vendors & Products |
Cisco
Cisco ip Phone 7800 Cisco ip Phone 8800 Cisco ip Phone 8800 Series Cisco session Initiation Protocol (sip) Firmware Cisco video Phone 8875 |
Wed, 15 Oct 2025 18:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Wed, 15 Oct 2025 16:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | A vulnerability in the web UI of Cisco Desk Phone 9800 Series, Cisco IP Phone 7800 and 8800 Series, and Cisco Video Phone 8875 running Cisco SIP Software could allow an unauthenticated, remote attacker to conduct XSS attacks against a user of the web UI. This vulnerability exists because the web UI of an affected device does not sufficiently 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. Note: To exploit this vulnerability, the phone must be registered to Cisco Unified Communications Manager and have Web Access enabled. Web Access is disabled by default. | |
| Title | Cisco Desk Phone 9800 Series, IP Phone 7800 and 8800 Series, and Video Phone 8875 with SIP Firmware Cross-Site Scripting Vulnerability | |
| Weaknesses | CWE-79 | |
| References |
| |
| Metrics |
cvssV3_1
|
Status: PUBLISHED
Assigner: cisco
Published: 2025-10-15T16:15:18.666Z
Updated: 2025-10-15T17:43:25.544Z
Reserved: 2024-10-10T19:15:13.257Z
Link: CVE-2025-20351
Updated: 2025-10-15T17:43:19.926Z
Status : Analyzed
Published: 2025-10-15T17:15:49.060
Modified: 2025-12-04T21:26:51.467
Link: CVE-2025-20351
No data.