CVE-2026-20278 Cisco IOS XR Software Security Hardening Release: September 2026

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

EUVD-2026-70207

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

CVE-2026-20280 Cisco IOS XR Software Security Hardening Release: September 2026

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

CVE-2026-20280

CVE-2026-20280 is a Cisco IOS XR Software security hardening release (September 2026) addressing multiple internally discovered vulnerabilities classified under CWE-703 (improper checking or handling of exceptional conditions). The weaknesses are reachable over the network with low privileges and...

EUVD-2026-70206

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

PT-2026-84811

Name of the Vulnerable Software and Affected Versions Cisco IOS XR Software affected versions not specified Description Improper access control issues exist within the software, which are categorized under Common Weakness Enumeration CWE CWE-284. This refers to a situation where the software does...

PT-2026-84806

Name of the Vulnerable Software and Affected Versions Cisco IOS XR Software affected versions not specified Description An improper resource control issue exists within the software, which could lead to a security compromise. This issue is categorized under CWE-664, which refers to an improper...

CVE-2026-20231

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Workload 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-2026-20317

CVE-2026-20317 is an improper authentication vulnerability (CWE-287) in Cisco Secure Workload , affecting both SaaS and on-premises deployments. It spans missing authentication, authentication bypass, and reliance on untrusted inputs, and carries a CVSS 3.1 score of 10.0 (Critical) with a network...

CVE-2026-20359

CVE-2026-20359 affects Cisco Crosswork products, classified as a CWE-522 (insufficiently protected credentials) issue discovered during an internal security review. CVSS 3.1 scores it 9.9 CRITICAL (network vector, low privileges required). No specific affected component, version, or patch details...

EUVD-2026-62567

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

CVE-2026-20359 Cisco Crosswork Security Hardening Release: August 2026

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

EUVD-2026-62566

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

PT-2026-78490

Name of the Vulnerable Software and Affected Versions Cisco Crosswork affected versions not specified Description Multiple issues exist involving improper neutralization of special elements used in SQL commands, which can lead to SQL injection. SQL injection is a technique where an attacker inser...

PT-2026-78500

Name of the Vulnerable Software and Affected Versions Cisco Crosswork affected versions not specified Description Multiple issues related to missing authentication for critical functions were identified during an internal security review. These issues fall under the category of CWE-306, which...

CVE-2026-20273

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-2026-20267

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-2026-20310

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...

EUVD-2026-53460

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...