CRITICALVulnerability
Verified
Global

NVD CRITICAL: CVE-2026-76455 — As part of Cisco's ongoing commitment to proactive security and product quality,...

·Source: NIST NVD

Updated:

Executive Summary

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 internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-76455 are related to improper access control issues that are grouped un

Analysis

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 internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-76455 are related to improper access control issues that are grouped under the Common Weakness Enumeration (CWE) CWE-284. CVSS Score: 9.8. Published: 2026-10-07T17:16:57.520.

Indicators of Compromise (1)

CVE (1)
CVE-2026-76455
NVDMITRE CVE
Source Attribution

Originally published by NIST NVD on Oct 7, 2026. Verified by: NIST.

Related Threats

MEDIUMVulnerability

LemFi adds credit and eSIM products

LemFi, the financial platform for people building lives across borders, today announced the launch of its new global brand platform, “Ambition has no passport”, alongside a completely rebuilt app, launching the largest product expansion in its history.

Finextra
LOWVulnerability

CISA Orders Federal Agencies to Patch Exploited Plex2Shell, Siemens, and SiteGuard Flaws

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Tuesday added four vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog, including four vulnerabilities impacting Plex Media Server that's collectively called Plex2Shell. The vulnerabilities are listed below - CVE-2026-96652 (CVSS score: 5.3) - Plex Media Server Server-Side Request Forgery (SSRF)

CVE-2026-96652
The Hacker News
CRITICALVulnerability

PHP2Shell: Mass Exploitation Looms for Leaked Critical PHP Flaws

Tracked as CVE-2026-109618 and CVE-2026-109619, the bugs could potentially lead to unauthenticated remote code execution. The post PHP2Shell: Mass Exploitation Looms for Leaked Critical PHP Flaws appeared first on SecurityWeek .

CVE-2026-109618CVE-2026-109619
SecurityWeek