Cisco Vulnerabilities and Affected Products
Vulnerabilities associated with Cisco Identity Services Engine Software.
Products
Clear product- Cisco Small Business RV Series Router Firmware262 vulnerabilities
- Cisco IOS XE Software248 vulnerabilities
- Cisco Firepower Threat Defense Software161 vulnerabilities
- Cisco Adaptive Security Appliance (ASA) Software160 vulnerabilities
- Cisco Identity Services Engine Software156 vulnerabilities
- Cisco Firepower Management Center128 vulnerabilities
- Cisco IOS XR Software107 vulnerabilities
- Cisco NX-OS Software88 vulnerabilities
- Cisco Data Center Network Manager74 vulnerabilities
- Cisco SD-WAN vManage61 vulnerabilities
- Cisco SD-WAN Solution54 vulnerabilities
- Cisco Unified Communications Manager52 vulnerabilities
- Cisco Prime Infrastructure50 vulnerabilities
- Cisco Secure Firewall Threat Defense (FTD) Software48 vulnerabilities
- Cisco Webex Meetings46 vulnerabilities
- Cisco Catalyst SD-WAN Manager45 vulnerabilities
- IOS41 vulnerabilities
- Cisco Enterprise NFV Infrastructure Software39 vulnerabilities
- Cisco IOS36 vulnerabilities
- Cisco Unified Contact Center Express36 vulnerabilities
- Cisco WebEx WRF Player35 vulnerabilities
- Cisco Digital Network Architecture Center (DNA Center)33 vulnerabilities
- Cisco Unified Computing System (Managed)33 vulnerabilities
- Cisco Secure Firewall Adaptive Security Appliance (ASA) Software31 vulnerabilities
- Cisco Unity Connection31 vulnerabilities
| Vulnerability | Title and context | CVSS | EPSS | PoCs | Signals | STIX action |
|---|---|---|---|---|---|---|
CVE-2026-20146MEDIUM | Cisco Identity Services Engine Path Traversal VulnerabilityA vulnerability in Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) could allow an authenticated, remote attacker to perform path traversal attacks on the underlying operating system to either read or delete arbitrary files. To exploit this vulnerability, the attacker must have valid administrative credentials. This vulnerability is due to improper validation of user-supplied input. An attacker could exploit this vulnerability by sending a crafted … CWE-22Jul 15, 2026 | CVSS5.5v3.1 | EPSS0.34% | PoCs0 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |
CVE-2026-20190HIGH | Cisco Identity Services Engine Information Disclosure VulnerabilityA vulnerability in Cisco ISE and ISE-PIC could allow an unauthenticated, remote attacker to view sensitive information on an affected device. This vulnerability is due to improper authorization checks when a resource is accessed. An attacker could exploit this vulnerability by sending crafted traffic to an affected device. A successful exploit could allow the attacker to gain access to sensitive information, including hashed credentials that could be used in future attacks. CWE-285Jun 17, 2026 | CVSS7.5v3.1 | EPSS0.504% | PoCs0 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |
CVE-2026-20181CRITICAL | Cisco Identity Services Engine Remote Code Execution VulnerabilityA vulnerability in Cisco ISE and ISE-PIC could allow an authenticated, remote attacker to execute arbitrary commands on the underlying operating system of an affected device. To exploit this vulnerability, the attacker must have valid administrative credentials. This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. A successful exploit could allow the attacker to obtain… CWE-22Jun 17, 2026 | CVSS9.1v3.1 | EPSS0.748% | PoCs0 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |
CVE-2026-20193MEDIUM | Cisco Identity Services Engine Authentication Bypass VulnerabilityA vulnerability in the RADIUS Policy API endpoints of Cisco ISE could allow an authenticated, remote attacker with read-only Administrator privileges to gain unauthorized access to sensitive information on an affected device. This vulnerability is due to improper role-based access control (RBAC) permissions on the RADIUS Policy API endpoints. An attacker could exploit this vulnerability by bypassing the web-based management interface and directly calling an affected endpoint. A successfu… CWE-862May 6, 2026 | CVSS4.3v3.1 | EPSS0.221% | PoCs0 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |
CVE-2026-20195MEDIUM | Cisco Identity Services Engine Observable Response Discrepancy VulnerabilityA vulnerability in an identity management API endpoint of Cisco ISE could allow an unauthenticated, remote attacker to enumerate valid user accounts on an affected device. This vulnerability exists because error messages are observed when the affected API endpoint is called. An attacker could exploit this vulnerability by sending a series of crafted requests to the affected endpoint and analyzing the differentiated responses. A successful exploit could allow the attacker to compile a list of … CWE-204May 6, 2026 | CVSS5.3v3.1 | EPSS0.275% | PoCs0 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |
CVE-2026-20136MEDIUM | Cisco Identity Services Engine Authenticated Privilege Escalation VulnerabilityA vulnerability in the CLI of Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) could allow an authenticated, local attacker with administrative privileges to perform a command injection attack on the underlying operating system and elevate privileges to root. This vulnerability is due to insufficient validation of user supplied input. An attacker could exploit this vulnerability by providing crafted input to a specific CLI command. A successful expl… CWE-116Apr 15, 2026 | CVSS6.0v3.1 | EPSS0.499% | PoCs0 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |
CVE-2026-20180CRITICAL | Cisco Identity Services Engine Multiple Remote Code Execution VulnerabilityA vulnerability in Cisco Identity Services Engine (ISE) could allow an authenticated, remote attacker to execute arbitrary commands on the underlying operating system of an affected device. To exploit this vulnerability, the attacker must have at least Read Only Admin credentials. This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. A successful exploit could allow the… CWE-22Apr 15, 2026 | CVSS9.9v3.1 | EPSS6.38% | PoCs1 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |
CVE-2026-20186CRITICAL | Cisco Identity Services Engine Multiple Authenticated Remote Code Execution VulnerabilityA vulnerability in Cisco Identity Services Engine (ISE) could allow an authenticated, remote attacker to execute arbitrary commands on the underlying operating system of an affected device. To exploit this vulnerability, the attacker must have at least Read Only Admin credentials. This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. A successful exploit could allow the… CWE-77Apr 15, 2026 | CVSS9.9v3.1 | EPSS6.31% | PoCs0 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |
CVE-2026-20148MEDIUM | Cisco Identity Services Engine Path Traversal VulnerabilityA vulnerability in Cisco ISE and Cisco ISE-PIC could allow an authenticated, remote attacker to perform path traversal attacks on the underlying operating system and read arbitrary files. To exploit this vulnerability, the attacker must have valid administrative credentials. This vulnerability is due to improper validation of user-supplied input. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected system. A successful exploit could allow the attacker … CWE-22Apr 15, 2026 | CVSS4.9v3.1 | EPSS6.92% | PoCs0 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |
CVE-2026-20147CRITICAL | Cisco Identity Services Engine Remote Code Execution VulnerabilityA vulnerability in Cisco ISE and Cisco ISE-PIC could allow an authenticated, remote attacker to execute arbitrary commands on the underlying operating system of an affected device. To exploit this vulnerability, the attacker must have valid administrative credentials. This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. A successful exploit could allow the attacker to … CWE-77Apr 15, 2026 | CVSS9.9v3.1 | EPSS11.7% | PoCs0 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |
CVE-2026-20132MEDIUM | Cisco Identity Services Engine Multiple Cross-Site Scripting VulnerabilitiesMultiple vulnerabilities in the web-based management interface of Cisco Identity Services Engine (ISE) could allow an authenticated, remote attacker with administrative write privileges to conduct a stored cross-site scripting (XSS) attack or a reflected XSS attack against a user of the web-based management interface of an affected device. These vulnerabilities are due to insufficient sanitization of user-supplied data that is stored in the web page. An attacker could exploit these vulne… CWE-79Apr 15, 2026 | CVSS4.8v3.1 | EPSS0.173% | PoCs0 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |
CVE-2026-20047MEDIUM | Cisco Identity Services Engine Cross-Site Scripting VulnerabilityA 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 interface. This vulnerability is due to insufficient validation of user-supplied input by the web-based management interface of an affected system. An attacker could exploit this vulnerability by injecting malicious code into specific pag… CWE-80Jan 15, 2026 | CVSS4.8v3.1 | EPSS0.238% | PoCs0 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |
CVE-2026-20076MEDIUM | Cisco Identity Services Engine Stored Cross-Site Scripting VulnerabilityA 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 insufficient validation of user-supplied input by the web-based management interface of an affected system. An attacker could exploit this vulnerability by injecting malicious code into specific pages of the interface. A successful exploit c… CWE-79Jan 15, 2026 | CVSS4.8v3.1 | EPSS0.238% | PoCs0 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |
CVE-2026-20029MEDIUM | Cisco Identity Services Engine XML External Entity Processing Information Disclosure VulnerabilityA vulnerability in the licensing features of Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) could allow an authenticated, remote attacker with administrative privileges to gain access to sensitive information. This vulnerability is due to improper parsing of XML that is processed by the web-based management interface of Cisco ISE and Cisco ISE-PIC. An attacker could exploit this vulnerability by uploading a malicious file to the application.… CWE-611Jan 7, 2026 | CVSS4.9v3.1 | EPSS5.74% | PoCs0 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |
CVE-2025-20304MEDIUM | Multiple vulnerabilities in the web-based management interface of Cisco ISE and Cisco ISE-PIC could allow an authenticated, remote attacker to conduct a reflected XSS attack against a user of the interface. These vulnerabilities are due to insufficient validation of user-supplied input by the web-based management interface of an affected system. An attacker could exploit these vulnerabilities by injecting malicious code into specific pages of the interface. A successful exploit could allow th… CWE-79Nov 5, 2025 | CVSS5.4v3.1 | EPSS0.198% | PoCs0 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |
CVE-2025-20305MEDIUM | A vulnerability in the web-based management interface of Cisco ISE could allow an authenticated, remote attacker to obtain sensitive information from an affected device. This vulnerability exists because certain files lack proper data protection mechanisms. An attacker with read-only Administrator privileges could exploit this vulnerability by performing actions where the results should only be viewable to a high-privileged user. A successful exploit could allow the attacker to view passwords… CWE-1220Nov 5, 2025 | CVSS4.3v3.1 | EPSS0.284% | PoCs0 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |
CVE-2025-20289MEDIUM | Multiple vulnerabilities in the web-based management interface of Cisco ISE and Cisco ISE-PIC could allow an authenticated, remote attacker to conduct a reflected XSS attack against a user of the interface. These vulnerabilities are due to insufficient validation of user-supplied input by the web-based management interface of an affected system. An attacker could exploit these vulnerabilities by injecting malicious code into specific pages of the interface. A successful exploit could allow th… CWE-79Nov 5, 2025 | CVSS4.8v3.1 | EPSS0.2% | PoCs0 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |
CVE-2025-20303MEDIUM | Multiple vulnerabilities in the web-based management interface of Cisco ISE and Cisco ISE-PIC could allow an authenticated, remote attacker to conduct a reflected XSS attack against a user of the interface. These vulnerabilities are due to insufficient validation of user-supplied input by the web-based management interface of an affected system. An attacker could exploit these vulnerabilities by injecting malicious code into specific pages of the interface. A successful exploit could allow th… CWE-79Nov 5, 2025 | CVSS5.4v3.1 | EPSS3.6% | PoCs0 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |
CVE-2025-20343HIGH | Cisco Identity Services Engine Radius Suppression Denial of Service VulnerabilityA vulnerability in the RADIUS setting Reject RADIUS requests from clients with repeated failures on Cisco Identity Services Engine (ISE) could allow an unauthenticated, remote attacker to cause Cisco ISE to restart unexpectedly. This vulnerability is due to a logic error when processing a RADIUS access request for a MAC address that is already a rejected endpoint. An attacker could exploit this vulnerability by sending a specific sequence of multiple crafted RADIUS access request messages to … CWE-697Nov 5, 2025 | CVSS8.6v3.1 | EPSS0.686% | PoCs1 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |
CVE-2025-20131MEDIUM | Cisco Identity Services Engine Arbitrary File Upload VulnerabilityA vulnerability in the GUI of Cisco Identity Services Engine (ISE) could allow an authenticated, remote attacker with administrative privileges to upload files to an affected device. This vulnerability is due to improper validation of the file copy function. An attacker could exploit this vulnerability by sending a crafted file upload using the Cisco ISE GUI. A successful exploit could allow the attacker to upload arbitrary files to an affected system. CWE-284Aug 20, 2025 | CVSS4.9v3.1 | EPSS0.3% | PoCs0 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |
CVE-2025-20332MEDIUM | Cisco Identity Services Engine Authorization Bypass VulnerabilityA vulnerability in the web-based management interface of Cisco ISE could allow an authenticated, remote attacker to modify parts of the configuration on an affected device. This vulnerability is due to the lack of server-side validation of Administrator permissions. An attacker could exploit this vulnerability by submitting a crafted HTTP request to an affected system. A successful exploit could allow the attacker to modify descriptions of files on a specific page. To exploit this vulnerabili… CWE-863Aug 6, 2025 | CVSS4.3v3.1 | EPSS0.396% | PoCs0 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |
CVE-2025-20331MEDIUM | Cisco Identity Services Engine Stored Cross-Site Scripting VulnerabiliyA vulnerability in the web-based management interface of Cisco ISE and Cisco ISE-PIC could allow an authenticated, remote attacker to conduct a stored XSS attack against a user of the interface. This vulnerability is due to insufficient validation of user-supplied input by the web-based management interface of an affected system. An attacker could exploit this vulnerability by injecting malicious code into specific pages of the interface. A successful exploit could allow the attacker to execu… CWE-80Aug 6, 2025 | CVSS5.4v3.1 | EPSS0.22% | PoCs0 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |
CVE-2025-20337CRITICAL | Cisco ISE API Unauthenticated Remote Code Execution VulnerabilityA vulnerability in a specific API of Cisco ISE and Cisco ISE-PIC could allow an unauthenticated, remote attacker to execute arbitrary code on the underlying operating system as root. The attacker does not require any valid credentials to exploit this vulnerability. This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by submitting a crafted API request. A successful exploit could allow the attacker to obtain root privileges … CWE-74Jul 16, 2025 | CVSS10.0v3.1 | EPSS66.3% | PoCs0 | SignalsListed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |
CVE-2025-20285MEDIUM | Cisco Identity Services Engine IP Filter Access Restriction for Admin Access Configuration Bypass VulnerabilityA vulnerability in the IP Access Restriction feature of Cisco ISE and Cisco ISE-PIC could allow an authenticated, remote attacker to bypass configured IP access restrictions and log in to the device from a disallowed IP address. This vulnerability is due to improper enforcement of access controls that are configured using the IP Access Restriction feature. An attacker could exploit this vulnerability by logging in to the API from an unauthorized source IP address. A successful exploit could a… CWE-302Jul 16, 2025 | CVSS4.1v3.1 | EPSS0.34% | PoCs0 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |
CVE-2025-20284MEDIUM | Cisco Identity Services Engine Authenticated Remote Code Execution VulnerabilityA vulnerability in a specific API of Cisco ISE and Cisco ISE-PIC could allow an authenticated, remote attacker to execute arbitrary code on the underlying operating system as root. This vulnerability is due to insufficient validation of user-supplied input. An attacker with valid credentials could exploit this vulnerability by submitting a crafted API request. A successful exploit could allow the attacker to execute commands as the root user. To exploit this vulnerability, the attacker must h… CWE-74Jul 16, 2025 | CVSS6.5v3.1 | EPSS13.3% | PoCs0 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |