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6646 articles · 215552 vulns · 37/41 feeds (7d)
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9.8
CVE-2026-76440
cis · cisco secure email

Cisco Secure Email Gateway Security Hardening Release

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.

Affected Products

VendorProductVersions
ciscisco secure email14.0.0-698, 13.5.1-277, 13.0.0-392, 14.2.0-620, 13.0.5-007, 13.5.4-038, 14.2.1-020, 14.3.0-032, 15.0.0-104, 15.0.1-030, 15.5.0-048, 15.5.1-055, 15.5.2-018, 16.0.0-050, 15.0.3-002, 16.0.0-054, 15.5.3-022, 16.0.1-017, 15.5.4-012, 16.0.4-016, 15.0.5-016, 16.0.2-112, 16.0.3-044, 15.5.5-014, 13.6.2-023, 13.6.2-078, 13.0.0-249, 13.0.0-277, 13.8.1-052, 13.8.1-068, 13.8.1-074, 14.0.0-404, 12.8.1-002, 14.1.0-227, 13.6.1-201, 14.2.0-203, 14.2.0-212, 12.8.1-021, 13.8.1-108, 14.2.0-224, 14.3.0-120, 15.0.0-334, 15.5.1-024, 15.5.1-029, 15.5.2-005, 16.0.0-195, 15.5.3-017, 16.0.1-010, 15.0.1-035, 16.0.2-088, 15.5.4-007, 15.0.2-007, 16.0.4-010, 16.0.3-016, 16.5.0-429, 15.5.5-006

References

  • https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-esa-dfCrfXkm

Related News (1 articles)

Tier C
VulDB7h ago
CVE-2026-76440 | Cisco Secure Email/Secure Email and Web Manager path traversal
→ No new info (linked only)

Discussion (0)

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CVSS 3.19.8 CRITICAL
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA KEV❌ No
Actively exploited❌ No
CWECWE-23
PublishedSep 14, 2026
Trending Score44
Source articles1
Independent1
Info Completeness0/14
Missing: cve_id, title, description, vendor, product, versions, cvss, epss, cwe, kev, exploit, patch, iocs, mitre_attack

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CRITICALCVE-2026-76443
Cisco Secure Email Gateway Security Hardening Release
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CRITICALCVE-2026-20353
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HIGHCVE-2026-20349
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Verification

State: unverified
Confidence: 0%

Vulnerability Timeline

CVE Published
Sep 14, 2026
Discovered by ZDM
Sep 14, 2026