Is there a public exploit for CVE-2026-76463?

No public exploit for CVE-2026-76463 was found in Exploit-DB, Metasploit, Nuclei templates or public proof-of-concept repositories. That is an absence of evidence rather than proof that none exists.

How severe is CVE-2026-76463?

CVE-2026-76463 scores CVSS 8.8 (v3.1), rated high. EPSS puts the chance of exploitation in the next 30 days at 0.14%.

What does CVE-2026-76463 affect?

CVE-2026-76463 affects Cisco Cisco Meraki MV Firmware, Cisco Meraki MX Firmware, Cisco Meraki MR Wireless Access Points Software, Cisco Campus Gateway Software.

8.8 High

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco networking engineering team has conducted a…

CVE-2026-76463

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-2026-76463 are related to improper access control issues that are grouped under the Common Weakness Enumeration (CWE) CWE-284.

Assessment

CVSS: 8.8 (v3.1)
Severity: High
EPSS: 0.14% chance of exploitation in the next 30 days
Known exploited: Not listed in CISA KEV
Exploit availability: Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published: 7 October 2026
Last updated: 7 November 2026
Affected: Cisco · Cisco Campus Gateway Software · Cisco Meraki MR Wireless Access Points Software · Cisco Meraki MV Firmware · Cisco Meraki MX Firmware
Assigner: cisco

CVSS vectorCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:L

At the source

EUVD (ENISA)

References

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

Community proofs of concept

No community proof of concept yet. If you have one for a published vulnerability and the right to share it, add it below — it will appear here once reviewed.

Submit a proof of concept

Only for publicly disclosed vulnerabilities, and only material from testing you were authorised to perform. This platform does not buy, sell, or broker exploits — see earning from vulnerability research for legitimate bounty programs. Submissions are reviewed before they appear. Text only; do not include live credentials, personal data, or anything targeting systems you are not permitted to test.

Title *

Proof of concept *

Write-up (optional)

Affected versions (optional)

Name or handle (optional)

References (optional, one URL per line)

Licence for your contribution *

Private contact (optional, never shown)

Before you submit * This vulnerability is already publicly disclosed (it has a published CVE). This material comes only from testing I was authorised to perform. I have the legal right to publish this content and am not breaching any agreement by doing so. It contains no live credentials, personal data, or anything targeting systems I am not authorised to test. I understand it will be reviewed before it appears publicly and may be rejected. I agree to the submission terms.

What is 4 + 4? *

Query this programmatically

Agents can read this through the MCP endpoint, or over HTTP:

curl https://cve.zerocrew.in/api/cve/CVE-2026-76463