CVE-2026-76443

CVE Enrichment

CVSS: 9.8 CRITICAL
EPSS: 2.35%
EPSS Percentile: 83.82%
CISA KEV: Not listed

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-2026-76443 are related to issues with improper neutralization that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-707.

Technical Details

CVSS Version: 3.1
CNA / NVD Source: [email protected]
Published: 15-Sep-2026 00:17
Last Modified: 16-Sep-2026 01:19
EPSS Date: 2026-11-07
CWE: CWE-707

CVSS Vector


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

CNA Products / Version Status

Cisco · Cisco Secure Email and Web Manager Source: CNA · [email protected]
Default status: unknown

13.6.2-023 — affected
13.6.2-078 — affected
13.0.0-249 — affected
13.0.0-277 — affected
13.8.1-052 — affected
13.8.1-068 — affected
13.8.1-074 — affected
14.0.0-404 — affected
12.8.1-002 — affected
14.1.0-227 — affected
13.6.1-201 — affected
14.2.0-203 — affected
14.2.0-212 — affected
12.8.1-021 — affected
13.8.1-108 — affected
14.2.0-224 — affected
14.3.0-120 — affected
15.0.0-334 — affected
15.5.1-024 — affected
15.5.1-029 — affected
15.5.2-005 — affected
16.0.0-195 — affected
15.5.3-017 — affected
16.0.1-010 — affected
15.0.1-035 — affected
16.0.2-088 — affected
15.5.4-007 — affected
15.0.2-007 — affected
16.0.4-010 — affected
16.0.3-016 — affected
Cisco · Cisco Secure Email Source: CNA · [email protected]
Default status: unknown

14.0.0-698 — affected
13.5.1-277 — affected
13.0.0-392 — affected
14.2.0-620 — affected
13.0.5-007 — affected
13.5.4-038 — affected
14.2.1-020 — affected
14.3.0-032 — affected
15.0.0-104 — affected
15.0.1-030 — affected
15.5.0-048 — affected
15.5.1-055 — affected
15.5.2-018 — affected
16.0.0-050 — affected
15.0.3-002 — affected
16.0.0-054 — affected
15.5.3-022 — affected
16.0.1-017 — affected
15.5.4-012 — affected
16.0.4-016 — affected
15.0.5-016 — affected
16.0.2-112 — affected
16.0.3-044 — affected

References

Last enrichment sync: 08-Nov-2026 05:40
Sources: NVD · FIRST EPSS · CISA KEV
Latest successful provider update; providers refresh independently.

Reported Context (1)

CVE reference: CVE-2026-76443 Metasploit Framework 6.5.9 Adds RCE Modules for Network Devices, GitLab and More

CVE (6)

People (2)

Vendors (4)

Products (10)

Tools (1)

Note: Related entities, including threat actors, malware, CVEs, MITRE ATT&CK techniques, vendors, products, tools, countries, and industries, are shown when they appear in the same reporting. Their presence does not necessarily mean they were targeted, compromised, vulnerable, responsible for the activity, or directly involved in the incident.