EUVD-2026-53476

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

CVE-2026-20311

A vulnerability in the web-based management interface of Cisco IOS XE Software could allow an authenticated, remote attacker with low privileges to cause a denial of service DoS condition on an affected device. This vulnerability is due to insufficient error handling in the web-based management...

EUVD-2026-53472

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

SSRF (Server-Side Request Forgery) ip-address Dependency in Jira Software Data Center

This High severity SSRF Server-Side Request Forgery vulnerability was introduced in versions 11.2.0 and 11.3.0 of Jira Software Data Center. This SSRF Server-Side Request Forgery vulnerability, with a CVSS Score of 7.7 and a CVSS Vector of...

CVE-2026-20301 Cisco IOS Software and IOS XE Software Extensible Messaging Client Protocol Denial of Service Vulnerability

A vulnerability in the Extensible Messaging Client Protocol XMCP, also referred to as the External Client protocol, of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. This vulnerability ...

CVE-2026-20304

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Catalyst SD-WAN engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that address multiple internally discovered vulnerabilities. The...

CVE-2026-20273 Cisco IOS XE Software Security Hardening Release

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 a software hardening release that addresses multiple internally discovered vulnerabilities. T...

CVE-2026-20271

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 internally discovered vulnerabilities. The...

CVE-2026-20271

CVE-2026-20271 relates to Cisco IOS XE Software and stems from insufficient control flow management (CWE-691). The connected sources indicate a set of software hardening releases by Cisco to address multiple internally discovered vulnerabilities, but do not specify the affected IOS XE versions, e...

CVE-2026-20268

CVE-2026-20268 concerns Cisco IOS XE software with improper restriction of operations within memory buffer bounds (CWE-119). Affected product: Cisco IOS XE; root cause: memory-safety issue in a memory buffer operation exposed over network. Impact per CVSS: Availability HIGH; Confidentiality/Integ...

CVE-2026-20268

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 internally discovered vulnerabilities. The...

CVE-2026-20267

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 internally discovered vulnerabilities. The...

CVE-2026-20267

Technical details (affected products, versions, root cause, impact) are not publicly available in the provided documents. Monitor for updates from Cisco advisories and cross-reference linked sources for concrete mitigation steps.

EUVD-2026-53453

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 internally discovered vulnerabilities. The...

Cisco Terminal Services Agent Firewall Rules Bypass Vulnerability

A vulnerability in the network driver of Cisco Terminal Service TS Agent could allow an authenticated, remote attacker to bypass firewall rules that are associated with the account of the attacker. This vulnerability is due to an incorrect mapping of network connections to user accounts. An...

Cisco IOS XE Software SNMP Denial of Service Vulnerability

A vulnerability in the Simple Network Management Protocol SNMP subsystem of Cisco IOS XE Software could allow an authenticated, remote attacker to cause an affected device to reload, resulting in a denial of service DoS condition. This vulnerability is due to improper error handling when parsing...

Cisco Catalyst SD-WAN Software Security Hardening Release: August 2026

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

Cisco IOS XE Software Web-Based Management Interface Denial of Service Vulnerability

A vulnerability in the web-based management interface of Cisco IOS XE Software could allow an authenticated, remote attacker with low privileges to perform a denial of service DoS attack against an affected device. This vulnerability is due to insufficient input validation. An attacker could...

Cisco IOS XE Software Web-Based Management Interface Denial of Service Vulnerability

A vulnerability in the web-based management interface of Cisco IOS XE Software could allow an authenticated, remote attacker with low privileges to cause a denial of service DoS condition on an affected device. This vulnerability is due to insufficient error handling in the web-based management...

Cisco IOS XE Software Blocks Extensible Exchange Protocol Denial of Service Vulnerability

A vulnerability in the Blocks Extensible Exchange Protocol BEEP feature of Cisco IOS XE Software 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 when parsing a specific BEEP SOAP...