Vendor advisories

Cisco Security Advisories

Browse 100 advisories from this official source. Search by product, CVE, severity, or advisory ID.

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100 advisories

Each date says whether the vendor published or updated the bulletin. A vendor bulletin describes products that may be affected. It does not prove that the vulnerable product or version is installed in your environment.

RSS for these results
Cisco Security Advisoriescisco-sa-asaftd-vpn-dos-dzv4mQFF
High

Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Remote Access SSL VPN Denial of Service Vulnerability

A vulnerability in the Remote Access SSL VPN service for Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause the device to reload unexpectedly, resulti...

Vendor guidance

Cisco has released software updates that address this vulnerability.

Cisco Security Advisoriescisco-sa-onprem-fmc-authbypass-5JPp45V2
Critical

Cisco Secure Firewall Management Center Software Authentication Bypass Vulnerability

A vulnerability in the web interface of Cisco Secure Firewall Management Center (FMC) Software could allow an unauthenticated, remote attacker to bypass authentication and execute script files on an affected device to obtain root access to the underlying operating system. This...

Vendor guidance

Cisco has released software updates that address this vulnerability.

Cisco Security Advisoriescisco-sa-hardening-ndw1-psFvnrg
CriticalPriority signal

Cisco Nexus Dashboard Software Security Hardening Release: September 2026

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Nexus Dashboard engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered v...

Vendor guidance

To assist customers in patching and streamline the disclosure process, Cisco has grouped these issues by their underlying vulnerability class - Common Weakness Enumeration (CWE) - and assigned a single Common Vulnerab...

Cisco Security Advisoriescisco-sa-hardening-ise-XU5EwX5T
CriticalPriority signal

Cisco Identity Services Engine Hardening Release: September 2026

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) engineering teams have conducted a comprehensive internal security review. This review resulted in softw...

Vendor guidance

To assist customers in patching and streamline the disclosure process, Cisco has grouped these issues by their underlying vulnerability class - Common Weakness Enumeration (CWE) - and assigned a single Common Vulnerab...

Cisco Security Advisoriescisco-sa-ise-multi-hrP9jQSQ
Critical

Cisco Identity Services Engine Vulnerabilities

Multiple vulnerabilities in Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) could allow a remote attacker to bypass authentication to the REST API, achieve remote code execution, perform SQL injection, and conduct XML External Entity inj...

Vendor guidance

Cisco has released software updates that address these vulnerabilities.

Cisco Security Advisoriescisco-sa-fmc-mulivulns-4PsnFwvx
Critical

Cisco Secure Firewall Management Center Software Vulnerabilities

Multiple vulnerabilities in Cisco Secure Firewall Management Center (FMC) Software could allow a remote attacker to gain root access, download sensitive files, perform a SQL injection attack, or cause a denial of service (DoS) condition. For more information about these vulner...

Vendor guidance

Cisco has released software updates that address these vulnerabilities.

Cisco Security Advisoriescisco-sa-fmc2-multivulns-HXgcqRG
Critical

Cisco Secure Firewall Management Center Software Vulnerabilities

Multiple vulnerabilities in Cisco Secure Firewall Management Center (FMC) Software could allow a remote attacker to gain root access and perform session forgery or session impersonation. For more information about these vulnerabilities, see the Details section of this advisory...

Vendor guidance

Cisco has released software updates that address these vulnerabilities.

Cisco Security Advisoriescisco-sa-ise-mult-vul-ymSsTLCc
Critical

Cisco Identity Services Engine Authenticated Remote Code Execution and API Vulnerabilities

Multiple vulnerabilities in Cisco Identity Services Engine (ISE) could allow an authenticated, remote attacker to conduct SQL injections, modify data, or execute arbitrary commands on the underlying operating system on an affected device. For more information about these vulne...

Vendor guidance

Cisco has released software updates that address these vulnerabilities.

Cisco Security Advisoriescisco-sa-ise-rce-se7bYU57
Critical

Cisco Identity Services Engine Remote Code Execution Vulnerabilities

Multiple vulnerabilities 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 these vulnerabilities, the attacker must have valid administrative ...

Vendor guidance

Cisco has released software updates that address these vulnerabilities.

Cisco Security Advisoriescisco-sa-ise-cmd-inj-e2CuZCYZ
Critical

Cisco Identity Services Engine Command Injection Vulnerabilities

Multiple vulnerabilities in Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) could allow an authenticated, remote attacker to perform command injection attacks on an affected device and execute arbitrary commands as the root user. To expl...

Vendor guidance

Cisco has released software updates that address these vulnerabilities.

Cisco Security Advisoriescisco-sa-fmc-sftunn-codex-c3O4Jft2
Critical

Cisco Secure Firewall Management Center Software sftunnel Root Arbitrary Code Execution Vulnerability

A vulnerability in the sftunnel inter-device communication protocol of Cisco Secure Firewall Management Center (FMC) Software could allow an authenticated, remote attacker to execute arbitrary commands as root. This vulnerability exists because a registered sftunnel peer has i...

Vendor guidance

Cisco has released software updates that address this vulnerability.

Cisco Security Advisoriescisco-sa-ISE-ABP-VNSW7Tn5
Critical

Cisco Identity Services Engine Authentication Bypass Vulnerability

A vulnerability in an API of Cisco Identity Services Engine (ISE) could allow an unauthenticated, remote attacker to bypass authentication. This vulnerability is due to insufficient authentication control on an API endpoint. An attacker could exploit this vulnerability by send...

Vendor guidance

Cisco has released software updates that address this vulnerability.

Cisco Security Advisoriescisco-sa-fmc-javarce-y2NypXwk
Critical

Cisco Secure Firewall Management Center Software Java Deserialization Remote Code Execution Vulnerability

A vulnerability in the External Database Access feature of Cisco Secure Firewall Management Center (FMC) Software could allow an unauthenticated, remote attacker to execute arbitrary commands as root on an affected device. This vulnerability is due to insecure deserialization ...

Vendor guidance

Cisco has released software updates that address this vulnerability.

Cisco Security Advisoriescisco-sa-ise-sql-inj-3QTKR947
High

Cisco Identity Services Engine SQL Injection Vulnerabilities

Multiple vulnerabilities in Cisco Identity Services Engine (ISE) could allow a remote attacker to conduct SQL injection attacks on an affected device. For more information about these vulnerabilities, see the Details section of this advisory. Cisco has released software update...

Vendor guidance

Cisco has released software updates that address these vulnerabilities.

Cisco Security Advisoriescisco-sa-fmcftd-sftun-multivulns-WGVHOrN3
High

Cisco Secure Firewall Management Center and Secure Firewall Threat Defense Software sftunnel Vulnerabilities

Multiple vulnerabilities in Cisco Secure Firewall Management Center (FMC) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated attacker to perform an sftunnel authentication bypass or sftunnel denial of service (DoS) attack. For more ...

Vendor guidance

Cisco has released software updates that address these vulnerabilities.

Cisco Security Advisoriescisco-sa-ftd-tls1.3-dos-dLxwFWgF
High

Cisco Secure Firewall Threat Defense Software TLS 1.3 Denial of Service Vulnerability

A vulnerability in the TLS 1.3 implementation in Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause an affected device to reload unexpectedly, resulting in a denial of service (DoS) condition. This vulnerability is due ...

Vendor guidance

Cisco has released software updates that address this vulnerability.

Cisco Security Advisoriescisco-sa-ise-RADIUS-dos-wR3hYPMw
High

Cisco Identity Services Engine RADIUS Denial of Service Vulnerability

A vulnerability in the RADIUS feature of Cisco Identity Services Engine (ISE) could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to improper handling of certain RADIUS requests. An attac...

Vendor guidance

Cisco has released software updates that address this vulnerability.

Cisco Security Advisoriescisco-sa-ise-multisql-inject-JnHK54Rq
Medium

Cisco Identity Services Engine SQL and HQL Injection Vulnerabilities

Multiple vulnerabilities in Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) could allow an authenticated, remote attacker to conduct SQL or HQL injection attacks on an affected device. These vulnerabilities are due to insufficient valida...

Vendor guidance

Cisco has released software updates that address these vulnerabilities.

Cisco Security Advisoriescisco-sa-ise-multi-traversal-WDTgYCdn
Medium

Cisco Identity Services Engine Multiple Path Traversal Vulnerabilities

Multiple vulnerabilities in Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) could allow a remote attacker to conduct path traversal attacks on an affected device. For more information about these vulnerabilities, see the Details section ...

Vendor guidance

Cisco has released software updates that address these vulnerabilities.

Cisco Security Advisoriescisco-sa-ise-auth-bypass-1-MxcTNgwx
Medium

Cisco Identity Services Engine Authorization Bypass Vulnerabilities

Multiple vulnerabilities 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 modify parts of the configuration on an affected device. These vulnerabili...

Vendor guidance

Cisco has released software updates that address these vulnerabilities.

Cisco Security Advisoriescisco-sa-ise-multi-vuln-kWLeNnRD
Medium

Cisco Identity Services Engine 802.1X Session Hijack and Information Disclosure Vulnerabilities

Multiple vulnerabilities in Cisco Identity Services Engine (ISE) could allow an unauthenticated, local attacker to either conduct an authentication bypass or disclose sensitive information. For more information about these vulnerabilities, see the Details section of this advis...

Vendor guidance

Cisco has released software updates that address these vulnerabilities.

Cisco Security Advisoriescisco-sa-ise-inf-disc-LFWvcCu
Medium

Cisco Identity Services Engine Information Disclosure Vulnerability

A vulnerability in the API of Cisco Identity Services Engine (ISE) could allow an authenticated, remote attacker to view sensitive information on an affected device. To exploit this vulnerability, the attacker must have valid administrative credentials. This vulnerability is d...

Vendor guidance

Cisco has released software updates that address this vulnerability.

Cisco Security Advisoriescisco-sa-auth-bypass-broadwor-57m9dmm5
Medium

Cisco BroadWorks CommPilot Application Software Authorization Bypass Vulnerability

A vulnerability in the web-based management interface of Cisco BroadWorks CommPilot Application Software could allow an authenticated, remote attacker with low privileges to alter configurations on an affected device. This vulnerability is due to missing authorization checks. ...

Vendor guidance

Cisco has released software updates that address this vulnerability.

Cisco Security Advisoriescisco-sa-ise-xss-Uz9VWRQ
Medium

Cisco Identity Services Engine Cross-Site Scripting Vulnerability

A vulnerability in the web-based management interface of Cisco Identity Services Engine (ISE) could allow an unauthenticated, remote attacker to conduct a reflected cross-site scripting (XSS) attack against a user of the interface. This vulnerability exists because the web-bas...

Vendor guidance

Cisco has released software updates that address this vulnerability.

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Start with the vendor's bulletin.

We normalize the fields that vendors publish so you can search and compare advisories in one place. We do not replace the original bulletin or turn a product-name match into proof that a system is vulnerable.

Confirm the installed product and version, read the linked vendor guidance, and test the recommended update or mitigation through your normal change process.

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