56.588 CVE tracked
773 Exploited now
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Cisco vulnerabilities
6655 CVE
| Identifier | Severity, sort descending | Product and flaw | EPSS, sort descending | In KEV since, sort descending |
|---|---|---|---|---|
| CVE-2026-20076 | MED 4.8 | cisco identity_services_engine A vulnerability in the web-based management interface of Cisco Identity Services Engine (ISE) could allow an authenticated, remote attacker to conduct a stored cross-site scripting (XSS) attack against a user of the interface. This vulnerability is due to i | 0.2% | — |
| CVE-2026-20047 | MED 4.8 | cisco identity_services_engine A vulnerability in the web-based management interface of Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) could allow an authenticated, remote attacker to conduct cross-site scripting (XSS) attacks against a user of the i | 0.2% | — |
| CVE-2023-20123 | MED 6.3 | cisco duo A vulnerability in the offline access mode of Cisco Duo Two-Factor Authentication for macOS and Duo Authentication for Windows Logon and RDP could allow an unauthenticated, physical attacker to replay valid user session credentials and gain unauthorized access | 0.2% | — |
| CVE-2021-1572 | HIGH 7.8 | cisco confd A vulnerability in ConfD could allow an authenticated, local attacker to execute arbitrary commands at the level of the account under which ConfD is running, which is commonly root. To exploit this vulnerability, an attacker must have a valid account on an aff | 0.2% | — |
| CVE-2019-1736 | MED 6.6 | cisco fmc1000-k9_bios A vulnerability in the firmware of the Cisco UCS C-Series Rack Servers could allow an authenticated, physical attacker to bypass Unified Extensible Firmware Interface (UEFI) Secure Boot validation checks and load a compromised software image on an affected dev | 0.2% | — |
| CVE-2013-1219 | MED 4.4 | cisco intrusion_prevention_system SensorApp in Cisco Intrusion Prevention System (IPS) allows local users to cause a denial of service (Regex hardware job failure and application hang) via a (1) initiate signature upgrade, (2) initiate global correlation, (3) show statistics anomaly-detection, | 0.2% | — |
| CVE-2019-1615 | MED 6.7 | cisco nx-os A vulnerability in the Image Signature Verification feature of Cisco NX-OS Software could allow an authenticated, local attacker with administrator-level credentials to install a malicious software image on an affected device. The vulnerability is due to impro | 0.2% | — |
| CVE-2014-0742 | MED 6.2 | cisco unified_communications_manager The Certificate Authority Proxy Function (CAPF) CLI implementation in the CSR management feature in Cisco Unified Communications Manager (Unified CM) 10.0(1) and earlier allows local users to read or modify arbitrary files via unspecified vectors, aka Bug ID C | 0.2% | — |
| CVE-2014-0741 | MED 6.2 | cisco unified_communications_manager The certificate-import feature in the Certificate Authority Proxy Function (CAPF) CLI implementation in Cisco Unified Communications Manager (Unified CM) 10.0(1) and earlier allows local users to read or modify arbitrary files via a crafted command, aka Bug ID | 0.2% | — |
| CVE-2026-20267 | CRIT 9.0 | cisco ios_xe As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XE Software engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple intern | 0.2% | — |
| CVE-2021-34723 | MED 6.7 | cisco ios_xe A vulnerability in a specific CLI command that is run on Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker to overwrite arbitrary files in the configuration database of an affected device. This vulnerability is due to insufficient valid | 0.2% | — |
| CVE-2021-1231 | MED 4.7 | cisco nx-os A vulnerability in the Link Layer Discovery Protocol (LLDP) for Nexus 9000 Series Fabric Switches in Application Centric Infrastructure (ACI) mode could allow an unauthenticated, adjacent attacker to disable switching on a small form-factor pluggable (SFP) int | 0.2% | — |
| CVE-2019-1728 | MED 6.7 | cisco nx-os A vulnerability in the Secure Configuration Validation functionality of Cisco FXOS Software and Cisco NX-OS Software could allow an authenticated, local attacker to run arbitrary commands at system boot time with the privileges of root. The vulnerability is du | 0.2% | — |
| CVE-2020-3362 | MED 4.7 | cisco network_services_orchestrator A vulnerability in the CLI of Cisco Network Services Orchestrator (NSO) could allow an authenticated, local attacker to access confidential information on an affected device. The vulnerability is due to a timing issue in the processing of CLI commands. An atta | 0.2% | — |
| CVE-2025-20267 | MED 4.8 | cisco identity_services_engine A vulnerability in the web-based management interface of Cisco Identity Services Engine (ISE) could allow an authenticated, remote attacker to conduct cross-site scripting (XSS) attacks against a user of the interface. This vulnerability is due to insuffici | 0.2% | — |
| CVE-2021-1438 | MED 5.5 | cisco wide_area_application_services A vulnerability in Cisco Wide Area Application Services (WAAS) Software could allow an authenticated, local attacker to gain access to sensitive information on an affected device. The vulnerability is due to improper input validation and authorization of speci | 0.2% | — |
| CVE-2022-20731 | MED 4.6 | cisco catalyst_digital_building_series_switches_firmware Multiple vulnerabilities that affect Cisco Catalyst Digital Building Series Switches and Cisco Catalyst Micro Switches could allow an attacker to execute persistent code at boot time or to permanently prevent the device from booting, resulting in a permanent d | 0.2% | — |
| CVE-2021-1442 | HIGH 7.8 | cisco ios_xe A vulnerability in a diagnostic command for the Plug-and-Play (PnP) subsystem of Cisco IOS XE Software could allow an authenticated, local attacker to elevate privileges to the level of an Administrator user (level 15) on an affected device. The vulnerability | 0.2% | — |
| CVE-2025-20189 | HIGH 7.4 | cisco ios_xe A vulnerability in the Cisco Express Forwarding functionality of Cisco IOS XE Software for Cisco ASR 903 Aggregation Services Routers with Route Switch Processor 3 (RSP3C) could allow an unauthenticated, adjacent attacker to trigger a denial of service (DoS) c | 0.2% | — |
| CVE-2025-20140 | HIGH 7.4 | cisco ios_xe A vulnerability in the Wireless Network Control daemon (wncd) of Cisco IOS XE Software for Wireless LAN Controllers (WLCs) could allow an unauthenticated, adjacent wireless attacker to cause a denial of service (DoS) condition. This vulnerability is due to | 0.2% | — |
| CVE-2024-20406 | HIGH 7.4 | cisco ios_xr A vulnerability in the segment routing feature for the Intermediate System-to-Intermediate System (IS-IS) protocol of Cisco IOS XR Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected device. | 0.2% | — |
| CVE-2024-20317 | HIGH 7.4 | cisco ios_xr A vulnerability in the handling of specific Ethernet frames by Cisco IOS XR Software for various Cisco Network Convergence System (NCS) platforms could allow an unauthenticated, adjacent attacker to cause critical priority packets to be dropped, resulting in a | 0.2% | — |
| CVE-2023-20202 | MED 6.1 | cisco ios_xe A vulnerability in the Wireless Network Control daemon (wncd) of Cisco IOS XE Software for Wireless LAN Controllers could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition. This vulnerability is due to improper memory | 0.2% | — |
| CVE-2022-20930 | MED 6.7 | cisco catalyst_sd-wan_manager A vulnerability in the CLI of Cisco SD-WAN Software could allow an authenticated, local attacker to overwrite and possibly corrupt files on an affected system. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerabi | 0.2% | — |
| CVE-2019-12649 | MED 6.7 | cisco ios A vulnerability in the Image Verification feature of Cisco IOS XE Software could allow an authenticated, local attacker to install and boot a malicious software image or execute unsigned binaries on an affected device. The vulnerability exists because, under c | 0.2% | — |