CVE-2026-764427.5HighCWE-1284
Cisco Secure Email Gateway Security Hardening Release
Cisco · Cisco Secure Email
Not in CISA KEV
0.5%probability of exploitation in the next 30 days
40th percentile
050100
Higher than 40% of scored CVEs
7.5HighCVSS 3.1
LowMediumHighCrit.
DescriptionNVD
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-2026-76442 are related to issues with improper validation of specified quantity in input that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-1284.
Coverage1 article · 1 outlet
First in our coverage: SecurityOnline, 15 Sep.
- Cisco Patches Actively Exploited Flaws in Secure Email AppliancesSecurityOnline · first in our coverage · mentions it in passing
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