Description
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Email Gateway and Cisco Secure Email and Web Manager 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-2026-76440 are related to path traversal issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-23.
Published: 2026-09-14
Score: 9.8 Critical
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Tue, 15 Sep 2026 18:30:00 +0000


Mon, 14 Sep 2026 21:00:00 +0000

Type Values Removed Values Added
Description As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Email Gateway and Cisco Secure Email and Web Manager 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-2026-76440 are related to path traversal issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-23.
Title Cisco Secure Email Gateway Security Hardening Release
Weaknesses CWE-23
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: cisco

Published:

Updated: 2026-09-15T17:03:57.728Z

Reserved: 2026-08-19T12:02:03.635Z

Link: CVE-2026-76440

cve-icon Vulnrichment

Updated: 2026-09-15T17:03:57.728Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-09-14T17:17:50.520

Modified: 2026-09-15T18:19:12.950

Link: CVE-2026-76440

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-15T13:15:18Z

Weaknesses
  • CWE-23

    Relative Path Traversal