CVE-2026-76468
Received Received - Intake

Improper Input Validation in Cisco Networking Software

Publication date: 2026-10-07

Last updated on: 2026-10-07

Assigner: Cisco Systems, Inc.

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.

CVSS Scores

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Meta Information

Published
2026-10-07
Last Modified
2026-10-07
Generated
2026-10-07
AI Q&A
2026-10-07
EPSS Evaluated
N/A
NVD
CVE-2026-76468
EUVD
EUVD-2026-94477

Affected Vendors & Products

Showing 117 associated CPEs
Vendor Product Version / Range
Cisco Cisco Campus Gateway Software CG 33.1.3
Cisco Cisco Meraki MR Wireless Access Points Software MR 33.1.2
Cisco Cisco Meraki MR Wireless Access Points Software MR 30.6
Cisco Cisco Meraki MR Wireless Access Points Software MR 32.1.7
Cisco Cisco Meraki MR Wireless Access Points Software MR 32.2.3
Cisco Cisco Meraki MR Wireless Access Points Software MR 32.2.4
Cisco Cisco Meraki MR Wireless Access Points Software MR 33.1.1
Cisco Cisco Meraki MV Firmware 4.20
Cisco Cisco Meraki MV Firmware 5.0
Cisco Cisco Meraki MV Firmware 5.1
Cisco Cisco Meraki MV Firmware 5.2
Cisco Cisco Meraki MV Firmware 5.3
Cisco Cisco Meraki MV Firmware 5.4
Cisco Cisco Meraki MV Firmware 5.4.1
Cisco Cisco Meraki MV Firmware 5.5
Cisco Cisco Meraki MV Firmware 5.5.1
Cisco Cisco Meraki MV Firmware 5.6
Cisco Cisco Meraki MV Firmware 5.6.1
Cisco Cisco Meraki MV Firmware 6.0
Cisco Cisco Meraki MV Firmware 6.0.1
Cisco Cisco Meraki MV Firmware 5.6.2
Cisco Cisco Meraki MV Firmware 6.0.2
Cisco Cisco Meraki MV Firmware 6.1
Cisco Cisco Meraki MV Firmware 6.1.1
Cisco Cisco Meraki MV Firmware 6.1.2
Cisco Cisco Meraki MV Firmware 6.2
Cisco Cisco Meraki MV Firmware 6.2.1
Cisco Cisco Meraki MV Firmware 6.2.2
Cisco Cisco Meraki MV Firmware 6.3
Cisco Cisco Meraki MV Firmware 6.3.2
Cisco Cisco Meraki MV Firmware 2.0
Cisco Cisco Meraki MV Firmware 2.1
Cisco Cisco Meraki MV Firmware 2.2
Cisco Cisco Meraki MV Firmware 3.0
Cisco Cisco Meraki MV Firmware 3.1
Cisco Cisco Meraki MV Firmware 3.2
Cisco Cisco Meraki MV Firmware 3.3
Cisco Cisco Meraki MV Firmware 3.4
Cisco Cisco Meraki MV Firmware 3.5
Cisco Cisco Meraki MV Firmware 3.6
Cisco Cisco Meraki MV Firmware 3.7
Cisco Cisco Meraki MV Firmware 3.8
Cisco Cisco Meraki MV Firmware 3.9
Cisco Cisco Meraki MV Firmware 3.10
Cisco Cisco Meraki MV Firmware 3.11
Cisco Cisco Meraki MV Firmware 3.12
Cisco Cisco Meraki MV Firmware 3.13
Cisco Cisco Meraki MV Firmware 3.14
Cisco Cisco Meraki MV Firmware 3.15
Cisco Cisco Meraki MV Firmware 3.16
Cisco Cisco Meraki MV Firmware 3.17
Cisco Cisco Meraki MV Firmware 3.18
Cisco Cisco Meraki MV Firmware 3.19
Cisco Cisco Meraki MV Firmware 3.20
Cisco Cisco Meraki MV Firmware 3.21
Cisco Cisco Meraki MV Firmware 3.22
Cisco Cisco Meraki MV Firmware 3.23
Cisco Cisco Meraki MV Firmware 3.24
Cisco Cisco Meraki MV Firmware 3.25
Cisco Cisco Meraki MV Firmware 3.26
Cisco Cisco Meraki MV Firmware 3.27
Cisco Cisco Meraki MV Firmware 3.28
Cisco Cisco Meraki MV Firmware 3.29
Cisco Cisco Meraki MV Firmware 3.30
Cisco Cisco Meraki MV Firmware 3.31
Cisco Cisco Meraki MV Firmware 3.32
Cisco Cisco Meraki MV Firmware 3.33
Cisco Cisco Meraki MV Firmware 3.34
Cisco Cisco Meraki MV Firmware 3.35
Cisco Cisco Meraki MV Firmware 3.36
Cisco Cisco Meraki MV Firmware 4.0
Cisco Cisco Meraki MV Firmware 4.1
Cisco Cisco Meraki MV Firmware 4.2
Cisco Cisco Meraki MV Firmware 4.3
Cisco Cisco Meraki MV Firmware 4.4
Cisco Cisco Meraki MV Firmware 4.5
Cisco Cisco Meraki MV Firmware 4.6
Cisco Cisco Meraki MV Firmware 4.7
Cisco Cisco Meraki MV Firmware 4.8
Cisco Cisco Meraki MV Firmware 4.9
Cisco Cisco Meraki MV Firmware 4.10
Cisco Cisco Meraki MV Firmware 4.11
Cisco Cisco Meraki MV Firmware 4.12
Cisco Cisco Meraki MV Firmware 4.13
Cisco Cisco Meraki MV Firmware 4.14
Cisco Cisco Meraki MV Firmware 4.15
Cisco Cisco Meraki MV Firmware 4.16
Cisco Cisco Meraki MV Firmware 4.17
Cisco Cisco Meraki MV Firmware 4.18
Cisco Cisco Meraki MV Firmware 4.18.1
Cisco Cisco Meraki MV Firmware 4.19
Cisco Cisco Meraki MV Firmware MV 7.3
Cisco Cisco Meraki MV Firmware MV 7.3.1
Cisco Cisco Meraki MV Firmware MV 7.3.2
Cisco Cisco Meraki MV Firmware MV 7.2.1
Cisco Cisco Meraki MV Firmware MV 7.2.2
Cisco Cisco Meraki MX Firmware 16.2
Cisco Cisco Meraki MX Firmware 16.3
Cisco Cisco Meraki MX Firmware 16.4
Cisco Cisco Meraki MX Firmware 16.5
Cisco Cisco Meraki MX Firmware 16.6
Cisco Cisco Meraki MX Firmware 17.3
Cisco Cisco Meraki MX Firmware 17.6
Cisco Cisco Meraki MX Firmware 17.7
Cisco Cisco Meraki MX Firmware 17.8
Cisco Cisco Meraki MX Firmware 17.9
Cisco Cisco Meraki MX Firmware 17.10
Cisco Cisco Meraki MX Firmware 18.1
Cisco Cisco Meraki MX Firmware 18.2
Cisco Cisco Meraki MX Firmware 19.1
Cisco Cisco Meraki MX Firmware MX 18.211.2
Cisco Cisco Meraki MX Firmware MX 26.2.1
Cisco Cisco Meraki MX Firmware MX 19.2.8
Cisco Cisco Meraki MX Firmware MX 26.2.2
Cisco Cisco Meraki MX Firmware MX 26.1.4
Cisco Cisco Meraki MX Firmware MX 26.1.5
Cisco Cisco Meraki MX Firmware MX 26.1.6

Helpful Resources

Exploitability

CWE
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KEV
KEV Icon
CWE ID Description
CWE-20 The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

Attack-Flow Graph

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Executive Summary

CVE-2026-76468 is a vulnerability caused by improper input validation in Cisco networking products. It falls under CWE-20, which involves weaknesses where software does not properly validate input, potentially allowing malicious data to affect system behavior.

Impact Analysis

This vulnerability could allow attackers to inject malicious input, leading to unauthorized actions or system disruptions. It may cause high impact on integrity (I:H) and low impact on availability (A:L), meaning data could be altered but system uptime is less affected.

Mitigation Strategies

Apply the latest security patches or firmware updates provided by Cisco for affected products like Campus Gateway Software, Meraki MR Wireless Access Points, Meraki MV Firmware, and Meraki MX Firmware.

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