Skip to contentCisco Session Initiation Protocol (sip) Software vulnerabilities
- cisco session initiation protocol (sip) softwareCisco Desk Phone 9800 Series, IP Phone 7800 and 8800 Series, and Video Phone 8875 with SIP Software Denial of Service VulnerabilityCVE-2026-202817.5 High
- cisco session initiation protocol (sip) software, desk phone 9841 firmware, desk phone 9851 firmware +15 more +17 moreCisco Desk Phone 9800 Series, IP Phone 7800 and 8800 Series, and Video Phone 8875 with SIP Firmware Cross-Site Scripting VulnerabilityCVE-2025-203516.1 Medium
- cisco session initiation protocol (sip) software, desk phone 9841 firmware, desk phone 9851 firmware +15 more +17 moreCisco Desk Phone 9800 Series, IP Phone 7800 and 8800 Series, and Video Phone 8875 with SIP Firmware Denial of Service VulnerabilityCVE-2025-203507.5 High
- cisco session initiation protocol (sip) software, desk phone 9841 firmware, desk phone 9851 firmware +15 more +17 moreCisco Desk Phone 9800 Series, IP Phone 7800 and 8800 Series, and Video Phone 8875 with SIP Firmware Information Arbitrary File Write VulnerabilityCVE-2025-203355.3 Medium
- cisco session initiation protocol (sip) software, desk phone 9841 firmware, desk phone 9851 firmware +15 more +17 moreCisco Desk Phone 9800 Series, IP Phone 7800 and 8800 Series, and Video Phone 8875 with SIP Firmware Information Disclosure VulnerabilityCVE-2025-203365.3 Medium
- cisco session initiation protocol (sip) software, desk phone 9841 firmware, desk phone 9851 firmware +3 more +5 moreCisco Video Phone 8875 and Desk Phone 9800 Series Information Disclosure VulnerabilityCVE-2025-201584.4 Medium
- cisco ip phones with multiplatform firmware, session initiation protocol (sip) software, small business ip phones +34 more +36 moreCisco IP Phones Cisco Discovery Protocol and Link Layer Discovery Protocol Remote Code Execution and Denial of Service VulnerabilitiesCVE-2021-13796.5 Medium
- cisco ip phones with multiplatform firmware, session initiation protocol (sip) software, desk phone 9841 with multiplatform firmware +22 more +24 moreCisco IP Phone 6800, 7800, 8800, and 9800 Series with Multiplatform Firmware Stored Cross-Site Scripting VulnerabilityCVE-2024-205344.8 Medium
- cisco ip phones with multiplatform firmware, session initiation protocol (sip) software, desk phone 9841 with multiplatform firmware +22 more +24 moreCisco IP Phone 6800, 7800, 8800, and 9800 Series with Multiplatform Firmware Stored Cross-Site Scripting VulnerabilitiesCVE-2024-205334.8 Medium
- cisco session initiation protocol (sip) software, desk phone 9841 firmware, desk phone 9851 firmware +17 more +19 moreCisco IP Phone 7800, 8800, and 9800 Series Information Disclosure VulnerabilityCVE-2024-204455.3 Medium
- cisco ip phones with multiplatform firmware, session initiation protocol (sip) software, ip dect 110 firmware +3 more +5 moreA vulnerability in the web-based management interface of a small subset of Cisco IP Phones could...CVE-2023-202655.5 Medium
- cisco session initiation protocol (sip) software, ip phone 7800 firmware, ip phone 7811 firmware +20 more +22 moreA vulnerability in the web-based management interface of Cisco IP Phone 7800 and 8800 Series...CVE-2023-200188.6 High
- cisco session initiation protocol (sip) software, ip phone 7811 firmware, ip phone 7821 firmware +11 more +13 moreA vulnerability in the Cisco Discovery Protocol processing feature of Cisco IP Phone 7800 and...CVE-2022-209688.1 High
- cisco session initiation protocol (sip) software, ip conference phone 7832 firmware, ip conference phone 8832 firmware +18 more +20 moreCisco IP Phones Information Disclosure VulnerabilityCVE-2022-206604.6 Medium