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Back to active CVEs
High · CVSS 8.2CVE-2026-76468

Cisco Meraki Hardening Release - Input Validation VulnerabilitiesCVE-2026-76468

Answer in brief

CVE-2026-76468 records a High severity (CVSS 8.2) vulnerability in Cisco Meraki Hardening Release - Input Validation Vulnerabilities. The current sources do not mark it as known exploited. The current feed maps Cisco/Cisco Campus Gateway Software (generic), Cisco/Cisco Meraki MR Wireless Access Points Software (generic), Cisco/Cisco Meraki MV Firmware (generic), Cisco/Cisco Meraki MX Firmware (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Oct 7, 2026Updated Oct 7, 2026Source checked Oct 7, 2026First seen by HOL Oct 7, 2026Material review Oct 7, 2026
Upstream Advisory

Key facts

Risk
High · CVSS 8.2
Exploitation
Not marked as known exploited
Affected software
4 mapped packages or products
Fix availability
Not reported

Why this deserves its current priority

CVSS is 8.2. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Cisco/Cisco Campus Gateway Software (generic), Cisco/Cisco Meraki MR Wireless Access Points Software (generic), Cisco/Cisco Meraki MV Firmware (generic), Cisco/Cisco Meraki MX Firmware (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Cisco/Cisco Campus Gateway SoftwaregenericCG 33.1.3Not reported
Cisco/Cisco Meraki MR Wireless Access Points SoftwaregenericMR 33.1.2 || MR 30.6 || MR 32.1.7 || MR 32.2.3 || MR 32.2.4 || MR 33.1.1Not reported
Cisco/Cisco Meraki MV Firmwaregeneric4.20 || 5.0 || 5.1 || 5.2 || 5.3 || 5.4 || 5.4.1 || 5.5 || 5.5.1 || 5.6 || 5.6.1 || 6.0 || 6.0.1 || 5.6.2 || 6.0.2 || 6.1 || 6.1.1 || 6.1.2 || 6.2 || 6.2.1 || 6.2.2 || 6.3 || 6.3.2 || 2.0 || 2.1 || 2.2 || 3.0 || 3.1 || 3.2 || 3.3 || 3.4 || 3.5 || 3.6 || 3.7 || 3.8 || 3.9 || 3.10 || 3.11 || 3.12 || 3.13 || 3.14 || 3.15 || 3.16 || 3.17 || 3.18 || 3.19 || 3.20 || 3.21 || 3.22 || 3.23 || 3.24 || 3.25 || 3.26 || 3.27 || 3.28 || 3.29 || 3.30 || 3.31 || 3.32 || 3.33 || 3.34 || 3.35 || 3.36 || 4.0 || 4.1 || 4.2 || 4.3 || 4.4 || 4.5 || 4.6 || 4.7 || 4.8 || 4.9 || 4.10 || 4.11 || 4.12 || 4.13 || 4.14 || 4.15 || 4.16 || 4.17 || 4.18 || 4.18.1 || 4.19 || MV 7.3 || MV 7.3.1 || MV 7.3.2 || MV 7.2.1 || MV 7.2.2Not reported
Cisco/Cisco Meraki MX Firmwaregeneric16.2 || 16.3 || 16.4 || 16.5 || 16.6 || 17.3 || 17.6 || 17.7 || 17.8 || 17.9 || 17.10 || 18.1 || 18.2 || 19.1 || MX 18.211.2 || MX 26.2.1 || MX 19.2.8 || MX 26.2.2 || MX 26.1.4 || MX 26.1.5 || MX 26.1.6Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Cisco/Cisco Campus Gateway Software, Cisco/Cisco Meraki MR Wireless Access Points Software, Cisco/Cisco Meraki MV Firmware.
  2. 2Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

  1. Published upstream

    Oct 7, 2026

    Evidence: source:cvelist:source_dates:source-dates:record
  2. Source modified

    Oct 7, 2026

    Evidence: source:cvelist:source_dates:source-dates:record
  3. First seen by HOL

    Oct 7, 2026

Sources and claim methodology

  • Source referencesec.cloudapps.cisco.com
Upstream source description

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco networking 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-2026-76468 are related to improper input validation that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-20.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • Cisco Meraki Security Hardening Release: October 2026 - Improper Access Control VulnerabilitiesSame cisco/cisco campus gateway software package
  • Cisco Meraki Hardening Release October 2026 - Buffer Management VulnerabilitiesSame cisco/cisco campus gateway software package
  • Cisco Meraki Software Hardening Release - Resource Lifetime Management VulnerabilitiesSame cisco/cisco campus gateway software package
  • Cisco Meraki Security Hardening Release: October 2026 Insufficient Control Flow Management VulnerabilitiesSame cisco/cisco campus gateway software package
  • Cisco Meraki Hardening Release - Incorrect Calculation VulnerabilitiesSame cisco/cisco campus gateway software package
  • Cisco Meraki Security Hardening Release October 2026 - Improper Neutralization of Special Elements VulnerabilitiesSame cisco/cisco campus gateway software package

Record context

Vulnerability class
Vulnerability
EPSS
Not reported
CWE IDs
CWE-20
Source
CVE List V5
Source checked
Oct 7, 2026
References
1 linked source
Open source record