CVE-2026-20004

A vulnerability in the TLS library of Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to exhaust the available memory of an affected device. This vulnerability is due to improper management of memory resources during TLS connection setup. An attacker could exploit this...

CVE-2026-20112

A vulnerability in the web-based Cisco IOx application hosting environment management interface of Cisco IOS XE Software could allow an authenticated, remote attacker to conduct a stored cross-site scripting XSS attack against a user of the web-based management interface of an affected device. Th...

CVE-2026-20114

Cisco IOS XE Lobby Ambassador web-based management API has a vulnerability where an authenticated Lobby Ambassador can bypass validation to create a new user with privilege level 1 access, enabling access to management APIs. Root cause: insufficient validation of API parameters. Impact: privilege...

CVE-2026-20083

A vulnerability in the Secure Copy Protocol SCP server feature of Cisco IOS XE Software could allow an authenticated, local attacker with low privileges to cause a denial of service DoS condition on an affected device. This vulnerability is due to improper handling of a malformed SCP request. An...

CVE-2026-20083

A vulnerability in the Secure Copy Protocol SCP server feature of Cisco IOS XE Software could allow an authenticated, local attacker with low privileges to cause a denial of service DoS condition on an affected device. This vulnerability is due to improper handling of a malformed SCP request. An...

CVE-2026-20104

A vulnerability in the bootloader of Cisco IOS XE Software for Cisco Catalyst 9200 Series Switches, Cisco Catalyst ESS9300 Embedded Series Switches, Cisco Catalyst IE9310 and IE9320 Rugged Series Switches, and Cisco IE3500 and IE3505 Rugged Series Switches could allow an authenticated, local...

CVE-2026-20104

A vulnerability in the bootloader of Cisco IOS XE Software for Cisco Catalyst 9200 Series Switches, Cisco Catalyst ESS9300 Embedded Series Switches, Cisco Catalyst IE9310 and IE9320 Rugged Series Switches, and Cisco IE3500 and IE3505 Rugged Series Switches could allow an authenticated, local...

CVE-2026-20004

A vulnerability in the TLS library of Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to exhaust the available memory of an affected device. This vulnerability is due to improper management of memory resources during TLS connection setup. An attacker could exploit this...

CVE-2026-20004

Cisco IOS XE TLS library vulnerability (CVE-2026-2004) could allow an unauthenticated, adjacent attacker to exhaust memory on an affected device, causing a reload and DoS. Root cause: improper memory management during TLS setup. Exploitation involves repeated TLS-triggering actions such as EAP at...

CVE-2026-20125

A vulnerability in the HTTP Server feature of Cisco IOS Software and Cisco IOS XE Software Release 3E could allow an authenticated, remote attacker to cause an affected device to reload unexpectedly, resulting in a denial of service DoS condition. This vulnerability is due to improper validation ...

CVE-2026-20086

A vulnerability in the processing of Control and Provisioning of Wireless Access Points CAPWAP packets of Cisco IOS XE Wireless Controller Software for the Catalyst CW9800 Family could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. This...

Cisco IOS XE Software TLS Memory Exhaustion Denial of Service Vulnerability

A vulnerability in the TLS library of Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to exhaust the available memory of an affected device. This vulnerability is due to improper management of memory resources during TLS connection setup. An attacker could exploit this...

Cisco IOS XE Software Secure Copy Protocol Server Denial of Service Vulnerability

A vulnerability in the Secure Copy Protocol SCP server feature of Cisco IOS XE Software could allow an authenticated, local attacker with low privileges to cause a denial of service DoS condition on an affected device. This vulnerability is due to improper handling of a malformed SCP request. An...

Cisco IOS XE Software 安全漏洞

Cisco IOS XE Software is a network operating system developed by the American company Cisco. There is a security vulnerability in Cisco IOS XE Software, which stems from improper handling of malformed SCP requests, potentially leading to denial-of-service attacks...

PT-2026-27789

Name of the Vulnerable Software and Affected Versions Cisco IOS XE Software affected versions not specified Description A flaw exists in the Secure Copy Protocol SCP server feature that may allow a local attacker with limited privileges to disrupt service. This is caused by the improper processin...

Cisco IOS XE Software 注入漏洞

Cisco IOS XE Software is a network operating system developed by the American company Cisco. There is an injection vulnerability in Cisco IOS XE Software, which stems from insufficient user input validation. This vulnerability may lead to CRLF injection attacks...

PT-2026-27791

Name of the Vulnerable Software and Affected Versions Cisco IOS XE Wireless Controller Software for the Catalyst CW9800 Family affected versions not specified Description A flaw exists in how the software processes Control and Provisioning of Wireless Access Points CAPWAP packets. This could allo...

Cisco IOS XR Software CLI Privilege Escalation (cisco-sa-iosxr-privesc-bF8D5U4W)

According to its self-reported version, Cisco IOS XR is affected by a vulnerability. - A vulnerability in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker to execute arbitrary commands as root on the underlying operating system of an affected device. This vulnerabilit...

EUVD-2026-11224

A vulnerability in the handling of an Egress Packet Network Interface EPNI Aligner interrupt in Cisco IOS XR Software for Cisco Network Convergence System NCS 5500 Series with NC57 line cards and Cisco NCS 5700 Routers and Cisco IOS XR Software for Third Party Software could allow an...

EUVD-2026-11216

A vulnerability in task group assignment for a specific CLI command in Cisco IOS XR Software could allow an authenticated, local attacker to elevate privileges and gain full administrative control of an affected device. This vulnerability is due to incorrect mapping of a command to task groups...