High 8.8Published Oct 7, 2026

CVE-2026-76472Cisco Meraki Security Hardening Release October 2026 - Improper Neutralization of Special Elements Vulnerabilities

Updated under an hour ago (Oct 27, 2026, 5:10 PM ET)

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It affects Cisco Campus Gateway Software and 3 other products. Add what you run to find out whether that includes you.

EPSS puts the chance of exploitation in the next 30 days at 0.13%, higher than 2% of scored CVEs.

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Exploited in the last 30 days

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 software hardening releases that address multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-76472 are related to issues with improper neutralization of special elements that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-74.

CVSS: 8.8 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Weakness (CWE): CWE-74
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): 0.13% (percentile 2)
Assigned by: cisco
NVD analysis: Awaiting Analysis
Record last updated: Oct 15, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Cisco Cisco Campus Gateway Software cisco:campus_gateway_software (from the name)	CG 33.1.3	CNA record
Cisco Cisco Meraki MR Wireless Access Points Software cisco:meraki_mr_wireless_access_points_software (from the name)	MR 33.1.2; MR 30.6; MR 32.1.7; MR 32.2.3; MR 32.2.4; MR 33.1.1	CNA record
Cisco Cisco Meraki MV Firmware cisco:meraki_mv_firmware (from the name)	4.20; 5.0; 5.1; 5.2; 5.3; 5.4; 5.4.1; 5.5; and 81 more ranges	CNA record
Cisco Cisco Meraki MX Firmware cisco:meraki_mx_firmware (from the name)	16.2; 16.3; 16.4; 16.5; 16.6; 17.3; 17.6; 17.7; and 13 more ranges	CNA record

References

References

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-meraki-os-drbEX9GH

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.