What’s Vulnerable › Products
Cisco Desk Phone 9851 Firmware vulnerabilities
6 known vulnerabilities, 0 confirmed exploited in the wild (CISA KEV), 6 published in the last 12 months.
Check whether your Cisco Desk Phone 9851 Firmware version is affected
Latest Cisco Desk Phone 9851 Firmware vulnerabilities
- CVE-2025-20351 — Cisco Desk Phone 9800 Series, IP Phone 7800 and 8800 Series, and Video Phone 8875 with SIP Firmware Cross-Site Scripting Vulnerability (CVSS 6.1)
- CVE-2025-20350 — Cisco Desk Phone 9800 Series, IP Phone 7800 and 8800 Series, and Video Phone 8875 with SIP Firmware Denial of Service Vulnerability (CVSS 7.5)
- CVE-2025-20336 — Cisco Desk Phone 9800 Series, IP Phone 7800 and 8800 Series, and Video Phone 8875 with SIP Firmware Information Disclosure Vulnerability (CVSS 7.5)
- CVE-2025-20335 — Cisco Desk Phone 9800 Series, IP Phone 7800 and 8800 Series, and Video Phone 8875 with SIP Firmware Information Arbitrary File Write Vulnerability (CVSS 5.3)
- CVE-2025-20158 — Cisco Video Phone 8875 and Desk Phone 9800 Series Information Disclosure Vulnerability (CVSS 4.4)
- CVE-2024-20445 — Cisco IP Phone 7800, 8800, and 9800 Series Information Disclosure Vulnerability (CVSS 5.3)