CVE-2026-20115

A vulnerability in Cisco IOS XE Software for Cisco Meraki could allow a remote, unauthenticated attacker to view confidential device information. This vulnerability is due to a device configuration upload being performed over an insecure tunnel. An attacker could exploit this vulnerability by...

CVE-2026-20083

CVE-2026-20083 describes a DoS vulnerability in the SCP server feature of Cisco IOS XE. An authenticated, low-privilege local attacker can trigger a reload via a crafted SCP command issued over SSH due to improper handling of a malformed request. The practical impact is a device DoS from unexpect...

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-2026-20110

A vulnerability in the CLI of Cisco IOS XE Software could allow an authenticated, local attacker to cause a denial of service DoS condition on an affected device. This vulnerability exists because incorrect privileges are associated with the start maintenance command. An attacker could exploit th...

CVE-2026-20110

A vulnerability in the CLI of Cisco IOS XE Software could allow an authenticated, local attacker to cause a denial of service DoS condition on an affected device. This vulnerability exists because incorrect privileges are associated with the start maintenance command. An attacker could exploit th...

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-2026-20104

Cisco IOS XE bootloader vulnerability (CVE-2026-20104) affects Catalyst 9200 series, ESS9300 Embedded, IE9310/IE9320 Rugged, and IE3500/IE3505 Rugged switches. Root cause: insufficient validation of boot-time software, allowing manipulation of loaded binaries to bypass boot-time integrity checks ...

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

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-2026-20125

CVE-2026-20125 affects the HTTP Server feature in Cisco IOS Software and Cisco IOS XE Software Release 3E . The root cause is improper validation of user-supplied input, which can be exploited by sending malformed HTTP requests to an affected device. A successful exploit would cause the device to...

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-2026-20012

A vulnerability in the Internet Key Exchange version 2 IKEv2 feature of Cisco IOS Software, Cisco IOS XE Software, Cisco Secure Firewall Adaptive Security Appliance ASA Software, and Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to trigger a...

CVE-2026-20012

The CVE-2026-20012 entry describes a memory-leak DoS in the IKEv2 handling of Cisco IOS, IOS XE, ASA, and FTDS (Threat Defense). Root cause: improper parsing of IKEv2 packets leading to conditions where devices reload (IOS/IOS XE) or exhaust memory to the point of instability (ASA/FTD). Affected ...

CVE-2026-20012

A vulnerability in the Internet Key Exchange version 2 IKEv2 feature of Cisco IOS Software, Cisco IOS XE Software, Cisco Secure Firewall Adaptive Security Appliance ASA Software, and Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to trigger a...

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...

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...