Mmastodon TechnologyCybersecurity first seen 16 h ago, last 16 h ago, peak #12

Cisco Patches High-Severity NX-OS Vulnerability CVE-2026-76453

Original: 🟠 CVE-2026-76453 - High (8.8) As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco

Cisco has disclosed CVE-2026-76453, a high-severity vulnerability rated 8.8, following an internal security review of its NX-OS networking software. The company released a software hardening update addressing the flaw and multiple other issues found during the review. Security teams are being urged to review the advisory and apply the patches to affected data center switches promptly.

Why now: Administrators and security professionals are discussing the new high-severity advisory and whether to patch NX-OS devices immediately

CiscoCVE-2026-76453NX-OS

Open on mastodon →

Evidence

• 🟠 CVE-2026-76453 - High (8.8) As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco NX-OS engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple… · thehackerwire

API: https://socialmediatrends-api.osmike.com/v1/trends/1400467